{"id":2384,"date":"2025-04-29T11:43:37","date_gmt":"2025-04-29T03:43:37","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?p=2384"},"modified":"2025-05-30T16:21:17","modified_gmt":"2025-05-30T08:21:17","slug":"difference-between-grey-iron-and-ductile-iron","status":"publish","type":"post","link":"https:\/\/www.ductileironsuppliers.com\/ar\/difference-between-grey-iron-and-ductile-iron.html","title":{"rendered":"\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0648\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644"},"content":{"rendered":"<p>When it comes to casting materials used in industrial and engineering applications, <strong data-start=\"185\" data-end=\"198\">grey iron<\/strong> and <strong data-start=\"203\" data-end=\"219\">ductile iron<\/strong> are two of the most commonly used forms of cast iron. Both materials have unique characteristics, properties, and applications that set them apart from one another.<\/p>\n<figure id=\"attachment_2385\" aria-describedby=\"caption-attachment-2385\" style=\"width: 614px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-2385\" src=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp\" alt=\"Difference Between Grey Iron and Ductile Iron\" width=\"614\" height=\"465\" srcset=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp 614w, https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl-300x227.webp 300w\" sizes=\"(max-width: 614px) 100vw, 614px\" \/><\/a><figcaption id=\"caption-attachment-2385\" class=\"wp-caption-text\">Difference Between Grey Iron and Ductile Iron<\/figcaption><\/figure>\n<h3 class=\"\" data-start=\"1089\" data-end=\"1114\">What is Grey Iron?<\/h3>\n<p class=\"\" data-start=\"1116\" data-end=\"1446\"><strong data-start=\"1116\" data-end=\"1129\">Grey iron<\/strong>, also known as <strong data-start=\"1145\" data-end=\"1163\">gray cast iron<\/strong>, is one of the most commonly used types of cast iron. It is primarily composed of iron, carbon, and silicon. The term &#8220;grey&#8221; comes from the appearance of the fracture surface of this material, which is typically gray due to the presence of graphite flakes within its microstructure.<\/p>\n<h4 class=\"\" data-start=\"1448\" data-end=\"1486\">Key Characteristics of Grey Iron:<\/h4>\n<ul data-start=\"1487\" data-end=\"1965\">\n<li class=\"\" data-start=\"1487\" data-end=\"1673\">\n<p class=\"\" data-start=\"1489\" data-end=\"1673\"><strong data-start=\"1489\" data-end=\"1511\">Graphite Structure<\/strong>: Grey iron contains graphite flakes, which give it its characteristic appearance. These flakes make grey iron a good material for absorbing vibrations and sound.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1674\" data-end=\"1828\">\n<p class=\"\" data-start=\"1676\" data-end=\"1828\"><strong data-start=\"1676\" data-end=\"1691\">Brittleness<\/strong>: Due to its flaky graphite structure, grey iron is relatively brittle and has low tensile strength compared to other forms of cast iron.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1829\" data-end=\"1965\">\n<p class=\"\" data-start=\"1831\" data-end=\"1965\"><strong data-start=\"1831\" data-end=\"1855\">High Wear Resistance<\/strong>: Grey iron is known for its excellent wear resistance, especially in applications where friction is involved.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"1967\" data-end=\"1997\">Common Uses of Grey Iron:<\/h4>\n<ul data-start=\"1998\" data-end=\"2054\">\n<li class=\"\" data-start=\"1998\" data-end=\"2013\">\n<p class=\"\" data-start=\"2000\" data-end=\"2013\">Engine blocks<\/p>\n<\/li>\n<li class=\"\" data-start=\"2014\" data-end=\"2021\">\n<p class=\"\" data-start=\"2016\" data-end=\"2021\">Pipes<\/p>\n<\/li>\n<li class=\"\" data-start=\"2022\" data-end=\"2039\">\n<p class=\"\" data-start=\"2024\" data-end=\"2039\">Machinery parts<\/p>\n<\/li>\n<li class=\"\" data-start=\"2040\" data-end=\"2054\">\n<p class=\"\" data-start=\"2042\" data-end=\"2054\">Brake rotors<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"2061\" data-end=\"2089\">What is Ductile Iron?<\/h3>\n<p class=\"\" data-start=\"2091\" data-end=\"2451\"><strong data-start=\"2091\" data-end=\"2107\">Ductile iron<\/strong>, also known as <strong data-start=\"2123\" data-end=\"2144\">nodular cast iron<\/strong> or <strong data-start=\"2148\" data-end=\"2176\">spheroidal graphite iron<\/strong>, is a type of cast iron that has improved strength and ductility compared to grey iron. This material is made by adding small amounts of <strong data-start=\"2314\" data-end=\"2324\">cerium<\/strong> and <strong data-start=\"2329\" data-end=\"2342\">magnesium<\/strong> to the molten cast iron, which causes the graphite to form as nodules (spherical shapes) rather than flakes.<\/p>\n<h4 class=\"\" data-start=\"2453\" data-end=\"2494\">Key Characteristics of Ductile Iron:<\/h4>\n<ul data-start=\"2495\" data-end=\"2921\">\n<li class=\"\" data-start=\"2495\" data-end=\"2634\">\n<p class=\"\" data-start=\"2497\" data-end=\"2634\"><strong data-start=\"2497\" data-end=\"2517\">Nodular Graphite<\/strong>: The addition of magnesium causes the graphite to form in a spherical shape, which improves ductility and toughness.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2635\" data-end=\"2831\">\n<p class=\"\" data-start=\"2637\" data-end=\"2831\"><strong data-start=\"2637\" data-end=\"2663\">Strength and Toughness<\/strong>: Ductile iron has higher tensile strength, better impact resistance, and greater ductility compared to grey iron. This makes it more versatile in various applications.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2832\" data-end=\"2921\">\n<p class=\"\" data-start=\"2834\" data-end=\"2921\"><strong data-start=\"2834\" data-end=\"2854\">Good Castability<\/strong>: Like grey iron, ductile iron is easy to cast into complex shapes.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"2923\" data-end=\"2956\">Common Uses of Ductile Iron:<\/h4>\n<ul data-start=\"2957\" data-end=\"3070\">\n<li class=\"\" data-start=\"2957\" data-end=\"3018\">\n<p class=\"\" data-start=\"2959\" data-end=\"3018\">Automotive components (e.g., crankshafts, suspension parts)<\/p>\n<\/li>\n<li class=\"\" data-start=\"3019\" data-end=\"3026\">\n<p class=\"\" data-start=\"3021\" data-end=\"3026\">Pipes<\/p>\n<\/li>\n<li class=\"\" data-start=\"3027\" data-end=\"3051\">\n<p class=\"\" data-start=\"3029\" data-end=\"3051\">Agricultural machinery<\/p>\n<\/li>\n<li class=\"\" data-start=\"3052\" data-end=\"3070\">\n<p class=\"\" data-start=\"3054\" data-end=\"3070\">Structural parts<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"3077\" data-end=\"3134\">Chemical Composition of Grey Iron vs. Ductile Iron<\/h3>\n<p class=\"\" data-start=\"3136\" data-end=\"3454\">The chemical composition of both grey iron and ductile iron is a critical factor that determines their mechanical properties and performance. While both types of cast iron contain primarily iron and carbon, the amount of alloying elements, such as silicon, sulfur, and magnesium, differs significantly between the two.<\/p>\n<div class=\"group pointer-events-none relative flex justify-center *:pointer-events-auto\">\n<p>&nbsp;<\/p>\n<div class=\"tableContainer horzScrollShadows relative\">\n<table class=\"min-w-full\" data-start=\"3456\" data-end=\"3975\">\n<thead data-start=\"3456\" data-end=\"3520\">\n<tr data-start=\"3456\" data-end=\"3520\">\n<th data-start=\"3456\" data-end=\"3478\"><strong data-start=\"3458\" data-end=\"3469\">Element<\/strong><\/th>\n<th data-start=\"3478\" data-end=\"3499\"><strong data-start=\"3480\" data-end=\"3493\">Grey Iron<\/strong><\/th>\n<th data-start=\"3499\" data-end=\"3520\"><strong data-start=\"3501\" data-end=\"3517\">Ductile Iron<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3586\" data-end=\"3975\">\n<tr data-start=\"3586\" data-end=\"3650\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3586\" data-end=\"3608\"><strong data-start=\"3588\" data-end=\"3602\">Carbon (C)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3608\" data-end=\"3629\">2.5\u20134.0%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3629\" data-end=\"3650\">3.0\u20134.0%<\/td>\n<\/tr>\n<tr data-start=\"3651\" data-end=\"3715\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3651\" data-end=\"3673\"><strong data-start=\"3653\" data-end=\"3669\">Silicon (Si)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3673\" data-end=\"3694\">1.0\u20133.0%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3694\" data-end=\"3715\">2.0\u20133.0%<\/td>\n<\/tr>\n<tr data-start=\"3716\" data-end=\"3780\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3716\" data-end=\"3738\"><strong data-start=\"3718\" data-end=\"3736\">Manganese (Mn)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3738\" data-end=\"3759\">0.5\u20131.0%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3759\" data-end=\"3780\">0.5\u20131.0%<\/td>\n<\/tr>\n<tr data-start=\"3781\" data-end=\"3845\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3781\" data-end=\"3803\"><strong data-start=\"3783\" data-end=\"3797\">Sulfur (S)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3803\" data-end=\"3824\">0.08% max<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3824\" data-end=\"3845\">0.08% max<\/td>\n<\/tr>\n<tr data-start=\"3846\" data-end=\"3910\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3846\" data-end=\"3868\"><strong data-start=\"3848\" data-end=\"3866\">Phosphorus (P)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3868\" data-end=\"3889\">0.1\u20130.2%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3889\" data-end=\"3910\">0.1\u20130.2%<\/td>\n<\/tr>\n<tr data-start=\"3911\" data-end=\"3975\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3911\" data-end=\"3933\"><strong data-start=\"3913\" data-end=\"3931\">Magnesium (Mg)<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3933\" data-end=\"3954\">0.0%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"3954\" data-end=\"3975\">0.03\u20130.04%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"3977\" data-end=\"4201\">In ductile iron, the key difference is the addition of <strong data-start=\"4032\" data-end=\"4045\">magnesium<\/strong>, which promotes the formation of spherical graphite nodules instead of flakes. This change in the microstructure results in improved mechanical properties.<\/p>\n<h3 class=\"\" data-start=\"4208\" data-end=\"4247\">Mechanical Properties Comparison<\/h3>\n<p class=\"\" data-start=\"4249\" data-end=\"4427\">The mechanical properties of both grey iron and ductile iron differ significantly, largely due to the difference in their microstructure (graphite flakes vs. spherical graphite).<\/p>\n<div class=\"group pointer-events-none relative flex justify-center *:pointer-events-auto\">\n<p>&nbsp;<\/p>\n<div class=\"tableContainer horzScrollShadows relative\">\n<table class=\"min-w-full\" data-start=\"4429\" data-end=\"5042\">\n<thead data-start=\"4429\" data-end=\"4504\">\n<tr data-start=\"4429\" data-end=\"4504\">\n<th data-start=\"4429\" data-end=\"4456\"><strong data-start=\"4431\" data-end=\"4443\">Property<\/strong><\/th>\n<th data-start=\"4456\" data-end=\"4479\"><strong data-start=\"4458\" data-end=\"4471\">Grey Iron<\/strong><\/th>\n<th data-start=\"4479\" data-end=\"4504\"><strong data-start=\"4481\" data-end=\"4497\">Ductile Iron<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4581\" data-end=\"5042\">\n<tr data-start=\"4581\" data-end=\"4657\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4581\" data-end=\"4609\"><strong data-start=\"4583\" data-end=\"4603\">Tensile Strength<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4609\" data-end=\"4632\">200\u2013400 MPa<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4632\" data-end=\"4657\">400\u2013900 MPa<\/td>\n<\/tr>\n<tr data-start=\"4658\" data-end=\"4734\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4658\" data-end=\"4686\"><strong data-start=\"4660\" data-end=\"4678\">Yield Strength<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4686\" data-end=\"4709\">150\u2013300 MPa<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4709\" data-end=\"4734\">300\u2013700 MPa<\/td>\n<\/tr>\n<tr data-start=\"4735\" data-end=\"4811\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4735\" data-end=\"4763\"><strong data-start=\"4737\" data-end=\"4751\">Elongation<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4763\" data-end=\"4786\">1\u20133%<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4786\" data-end=\"4811\">3\u20135%<\/td>\n<\/tr>\n<tr data-start=\"4812\" data-end=\"4888\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4812\" data-end=\"4840\"><strong data-start=\"4814\" data-end=\"4826\">Hardness<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4840\" data-end=\"4863\">180\u2013230 HB<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4863\" data-end=\"4888\">170\u2013230 HB<\/td>\n<\/tr>\n<tr data-start=\"4889\" data-end=\"4965\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4889\" data-end=\"4917\"><strong data-start=\"4891\" data-end=\"4910\">Impact Strength<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4917\" data-end=\"4940\">Low<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4940\" data-end=\"4965\">High<\/td>\n<\/tr>\n<tr data-start=\"4966\" data-end=\"5042\">\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4966\" data-end=\"4994\"><strong data-start=\"4968\" data-end=\"4988\">Fatigue Strength<\/strong><\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"4994\" data-end=\"5017\">Moderate<\/td>\n<td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"5017\" data-end=\"5042\">High<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"5044\" data-end=\"5229\">Ductile iron is significantly stronger and more ductile than grey iron. The ability of ductile iron to deform without fracturing makes it an ideal material for high-stress applications.<\/p>\n<h3 class=\"\" data-start=\"5236\" data-end=\"5264\">Manufacturing Process<\/h3>\n<p class=\"\" data-start=\"5266\" data-end=\"5427\">Both grey iron and ductile iron are produced using the <strong data-start=\"5321\" data-end=\"5332\">casting<\/strong> process, but the manufacturing techniques differ due to their different chemical compositions.<\/p>\n<h4 class=\"\" data-start=\"5429\" data-end=\"5470\"><strong data-start=\"5434\" data-end=\"5470\">Grey Iron Manufacturing Process:<\/strong><\/h4>\n<ol data-start=\"5471\" data-end=\"5756\">\n<li class=\"\" data-start=\"5471\" data-end=\"5553\">\n<p class=\"\" data-start=\"5474\" data-end=\"5553\"><strong data-start=\"5474\" data-end=\"5485\">Melting<\/strong>: The raw materials (iron, carbon, silicon) are melted in a furnace.<\/p>\n<\/li>\n<li class=\"\" data-start=\"5554\" data-end=\"5654\">\n<p class=\"\" data-start=\"5557\" data-end=\"5654\"><strong data-start=\"5557\" data-end=\"5568\">Casting<\/strong>: The molten iron is poured into molds and allowed to cool, forming the desired shape.<\/p>\n<\/li>\n<li class=\"\" data-start=\"5655\" data-end=\"5756\">\n<p class=\"\" data-start=\"5658\" data-end=\"5756\"><strong data-start=\"5658\" data-end=\"5669\">Cooling<\/strong>: As the material cools, graphite flakes begin to form, giving the iron its grey color.<\/p>\n<\/li>\n<\/ol>\n<h4 class=\"\" data-start=\"5758\" data-end=\"5802\"><strong data-start=\"5763\" data-end=\"5802\">Ductile Iron Manufacturing Process:<\/strong><\/h4>\n<ol data-start=\"5803\" data-end=\"6086\">\n<li class=\"\" data-start=\"5803\" data-end=\"5883\">\n<p class=\"\" data-start=\"5806\" data-end=\"5883\"><strong data-start=\"5806\" data-end=\"5817\">Melting<\/strong>: Similar to grey iron, the raw materials are melted in a furnace.<\/p>\n<\/li>\n<li class=\"\" data-start=\"5884\" data-end=\"5996\">\n<p class=\"\" data-start=\"5887\" data-end=\"5996\"><strong data-start=\"5887\" data-end=\"5900\">Additives<\/strong>: Magnesium is added to the molten metal to promote the formation of spherical graphite nodules.<\/p>\n<\/li>\n<li class=\"\" data-start=\"5997\" data-end=\"6086\">\n<p class=\"\" data-start=\"6000\" data-end=\"6086\"><strong data-start=\"6000\" data-end=\"6011\">Casting<\/strong>: The molten ductile iron is then poured into molds and cooled to solidify.<\/p>\n<\/li>\n<\/ol>\n<p class=\"\" data-start=\"6088\" data-end=\"6231\">While the casting process is similar for both, the addition of magnesium to the molten metal is what distinguishes ductile iron from grey iron.<\/p>\n<h3 class=\"\" data-start=\"6238\" data-end=\"6287\">Applications of Grey Iron and Ductile Iron<\/h3>\n<p class=\"\" data-start=\"6289\" data-end=\"6416\">Both grey iron and ductile iron have specific uses based on their properties. Here&#8217;s a breakdown of their typical applications:<\/p>\n<h4 class=\"\" data-start=\"6418\" data-end=\"6453\"><strong data-start=\"6423\" data-end=\"6453\">Applications of Grey Iron:<\/strong><\/h4>\n<ul data-start=\"6454\" data-end=\"6847\">\n<li class=\"\" data-start=\"6454\" data-end=\"6593\">\n<p class=\"\" data-start=\"6456\" data-end=\"6593\"><strong data-start=\"6456\" data-end=\"6473\">Engine Blocks<\/strong>: Grey iron is commonly used for casting engine blocks due to its good wear resistance and ability to absorb vibrations.<\/p>\n<\/li>\n<li class=\"\" data-start=\"6594\" data-end=\"6722\">\n<p class=\"\" data-start=\"6596\" data-end=\"6722\"><strong data-start=\"6596\" data-end=\"6605\">Pipes<\/strong>: Grey iron pipes are still widely used for water and sewer systems due to their durability and corrosion resistance.<\/p>\n<\/li>\n<li class=\"\" data-start=\"6723\" data-end=\"6844\">\n<p class=\"\" data-start=\"6725\" data-end=\"6844\"><strong data-start=\"6725\" data-end=\"6742\">Machine Bases<\/strong>: The vibration damping properties of grey iron make it ideal for the bases of machines and equipment.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"6848\" data-end=\"6886\"><strong data-start=\"6853\" data-end=\"6886\">Applications of Ductile Iron:<\/strong><\/h4>\n<ul data-start=\"6887\" data-end=\"7298\">\n<li class=\"\" data-start=\"6887\" data-end=\"7010\">\n<p class=\"\" data-start=\"6889\" data-end=\"7010\"><strong data-start=\"6889\" data-end=\"6914\">Automotive Components<\/strong>: Ductile iron is often used for high-strength components in automotive engines and suspensions.<\/p>\n<\/li>\n<li class=\"\" data-start=\"7011\" data-end=\"7154\">\n<p class=\"\" data-start=\"7013\" data-end=\"7154\"><strong data-start=\"7013\" data-end=\"7022\">Pipes<\/strong>: Ductile iron is increasingly used for water pipes because of its higher strength and resistance to fracture compared to grey iron.<\/p>\n<\/li>\n<li class=\"\" data-start=\"7155\" data-end=\"7298\">\n<p class=\"\" data-start=\"7157\" data-end=\"7298\"><strong data-start=\"7157\" data-end=\"7182\">Structural Components<\/strong>: Ductile iron is used for heavy-duty structural components that require high strength, such as brackets and frames.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"7305\" data-end=\"7340\">Advantages and Disadvantages<\/h3>\n<h4 class=\"\" data-start=\"7342\" data-end=\"7375\"><strong data-start=\"7347\" data-end=\"7375\">Advantages of Grey Iron:<\/strong><\/h4>\n<ul data-start=\"7376\" data-end=\"7753\">\n<li class=\"\" data-start=\"7376\" data-end=\"7496\">\n<p class=\"\" data-start=\"7378\" data-end=\"7496\"><strong data-start=\"7378\" data-end=\"7396\">Cost-Effective<\/strong>: Grey iron is less expensive to produce than ductile iron due to the simpler manufacturing process.<\/p>\n<\/li>\n<li class=\"\" data-start=\"7497\" data-end=\"7616\">\n<p class=\"\" data-start=\"7499\" data-end=\"7616\"><strong data-start=\"7499\" data-end=\"7523\">Good Wear Resistance<\/strong>: It is ideal for applications that involve friction, such as engine blocks and brake rotors.<\/p>\n<\/li>\n<li class=\"\" data-start=\"7617\" data-end=\"7753\">\n<p class=\"\" data-start=\"7619\" data-end=\"7753\"><strong data-start=\"7619\" data-end=\"7640\">Vibration Damping<\/strong>: The graphite flakes in grey iron help absorb vibrations, making it ideal for machinery bases and engine blocks.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"7755\" data-end=\"7791\"><strong data-start=\"7760\" data-end=\"7791\">Disadvantages of Grey Iron:<\/strong><\/h4>\n<ul data-start=\"7792\" data-end=\"8053\">\n<li class=\"\" data-start=\"7792\" data-end=\"7915\">\n<p class=\"\" data-start=\"7794\" data-end=\"7915\"><strong data-start=\"7794\" data-end=\"7809\">Brittleness<\/strong>: Due to its brittle nature, grey iron is not suitable for applications that involve high-impact stresses.<\/p>\n<\/li>\n<li class=\"\" data-start=\"7916\" data-end=\"8053\">\n<p class=\"\" data-start=\"7918\" data-end=\"8053\"><strong data-start=\"7918\" data-end=\"7942\">Low Tensile Strength<\/strong>: Grey iron cannot handle as much tensile stress as ductile iron, limiting its use in high-stress applications.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"8055\" data-end=\"8091\"><strong data-start=\"8060\" data-end=\"8091\">Advantages of Ductile Iron:<\/strong><\/h4>\n<ul data-start=\"8092\" data-end=\"8428\">\n<li class=\"\" data-start=\"8092\" data-end=\"8218\">\n<p class=\"\" data-start=\"8094\" data-end=\"8218\"><strong data-start=\"8094\" data-end=\"8113\">Higher Strength<\/strong>: Ductile iron is stronger and more durable than grey iron, making it ideal for high-stress applications.<\/p>\n<\/li>\n<li class=\"\" data-start=\"8219\" data-end=\"8318\">\n<p class=\"\" data-start=\"8221\" data-end=\"8318\"><strong data-start=\"8221\" data-end=\"8234\">Ductility<\/strong>: It can deform without breaking, which makes it suitable for structural components.<\/p>\n<\/li>\n<li class=\"\" data-start=\"8319\" data-end=\"8428\">\n<p class=\"\" data-start=\"8321\" data-end=\"8428\"><strong data-start=\"8321\" data-end=\"8336\">Versatility<\/strong>: It can be used in a wider range of applications, from automotive parts to heavy machinery.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"\" data-start=\"8430\" data-end=\"8469\"><strong data-start=\"8435\" data-end=\"8469\">Disadvantages of Ductile Iron:<\/strong><\/h4>\n<ul data-start=\"8470\" data-end=\"8760\">\n<li class=\"\" data-start=\"8470\" data-end=\"8606\">\n<p class=\"\" data-start=\"8472\" data-end=\"8606\"><strong data-start=\"8472\" data-end=\"8487\">Higher Cost<\/strong>: The addition of magnesium and the more complex manufacturing process make ductile iron more expensive than grey iron.<\/p>\n<\/li>\n<li class=\"\" data-start=\"8607\" data-end=\"8760\">\n<p class=\"\" data-start=\"8609\" data-end=\"8760\"><strong data-start=\"8609\" data-end=\"8638\">Reduced Vibration Damping<\/strong>: The mechanical properties of ductile iron are better than those of grey iron, but it does not absorb vibrations as well.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"8767\" data-end=\"8784\">Common FAQ<\/h3>\n<h4 class=\"\" data-start=\"8786\" data-end=\"8861\"><strong data-start=\"8791\" data-end=\"8861\">1. What is the main difference between grey iron and ductile iron?<\/strong><\/h4>\n<p class=\"\" data-start=\"8863\" data-end=\"9183\">The main difference between grey iron and ductile iron lies in their microstructure. Grey iron contains graphite flakes, while ductile iron contains spherical graphite nodules. This structural difference gives ductile iron higher tensile strength, better impact resistance, and increased ductility compared to grey iron.<\/p>\n<h4 class=\"\" data-start=\"9190\" data-end=\"9247\"><strong data-start=\"9195\" data-end=\"9247\">2. Which is stronger: grey iron or ductile iron?<\/strong><\/h4>\n<p class=\"\" data-start=\"9249\" data-end=\"9571\">Ductile iron is significantly stronger than grey iron. Its tensile strength typically ranges from 400 MPa to 900 MPa, whereas grey iron only reaches 200 MPa to 400 MPa. This makes ductile iron more suitable for high-stress applications, while grey iron is better for applications where strength is not the primary concern.<\/p>\n<h4 class=\"\" data-start=\"9578\" data-end=\"9640\"><strong data-start=\"9583\" data-end=\"9640\">3. Why is ductile iron more expensive than grey iron?<\/strong><\/h4>\n<p class=\"\" data-start=\"9642\" data-end=\"9851\">Ductile iron is more expensive than grey iron due to the additional cost of adding magnesium and other alloying elements to the molten iron. The production process is also more complex, which adds to the cost.<\/p>\n<h4 class=\"\" data-start=\"9858\" data-end=\"9919\"><strong data-start=\"9863\" data-end=\"9919\">4. Can grey iron be used in automotive applications?<\/strong><\/h4>\n<p class=\"\" data-start=\"9921\" data-end=\"10189\">While grey iron is used in some automotive components, such as engine blocks and brake rotors, it is generally not as strong as ductile iron. For high-stress automotive applications, ductile iron is preferred due to its superior tensile strength and impact resistance.<\/p>\n<h4 class=\"\" data-start=\"10196\" data-end=\"10238\"><strong data-start=\"10201\" data-end=\"10238\">5. Is grey iron good for casting?<\/strong><\/h4>\n<p class=\"\" data-start=\"10240\" data-end=\"10483\">Yes, grey iron is excellent for casting. It has good fluidity, making it ideal for creating complex shapes. It is particularly suited for components that do not experience high tensile stresses, such as engine blocks, machine bases, and pipes.<\/p>\n<h4 class=\"\" data-start=\"10490\" data-end=\"10568\"><strong data-start=\"10495\" data-end=\"10568\">6. How does the graphite shape in ductile iron affect its properties?<\/strong><\/h4>\n<p class=\"\" data-start=\"10570\" data-end=\"10878\">The spherical shape of the graphite in ductile iron significantly improves its ductility and toughness compared to the flaky graphite in grey iron. This makes ductile iron better able to absorb impact and withstand tensile stresses without breaking, making it more suitable for high-performance applications.<\/p>\n<h3 class=\"\" data-start=\"10885\" data-end=\"10902\">Conclusion<\/h3>\n<p class=\"\" data-start=\"10904\" data-end=\"11428\">In conclusion, both grey iron and ductile iron have their own advantages and applications depending on the specific requirements of the task at hand. <strong data-start=\"11054\" data-end=\"11067\">Grey iron<\/strong> is an economical and effective material for applications where wear resistance and vibration damping are key, while <strong data-start=\"11184\" data-end=\"11200\">ductile iron<\/strong> excels in strength, toughness, and ductility, making it ideal for high-stress and high-impact applications. Understanding the differences between these two materials will help you choose the best option for your specific needs.<\/p>\n<h3>References:<\/h3>\n<ul>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Grey_cast_iron\" target=\"_blank\" rel=\"nofollow noopener\">Grey Cast Iron &#8211; Wikipedia<\/a><\/li>\n<li><a href=\"https:\/\/www.astm.org\/PRODUCTS\/SPECIFICATIONS\/ASTM_A536.htm\" target=\"_blank\" rel=\"nofollow noopener\">ASTM A536 &#8211; Standard Specification for Ductile Iron Castings<\/a><\/li>\n<li><a href=\"https:\/\/www.cip-icp.org\/ductile-iron-pipes\" target=\"_blank\" rel=\"nofollow noopener\">Ductile Iron Pipes &#8211; Cast Iron Pipe Research Association<\/a><\/li>\n<li><a href=\"https:\/\/www.industrialmetalsupply.com\/blog\/ductile-vs-grey-iron\" target=\"_blank\" rel=\"nofollow noopener\">Ductile Iron vs. Grey Iron &#8211; Industrial Metal Supply<\/a><\/li>\n<li><a href=\"https:\/\/www.engineeringchoice.com\/what-is-ductile-iron\/\" target=\"_blank\" rel=\"nofollow noopener\">What is Ductile Iron? &#8211; Engineering Choice<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>When it comes to casting materials used in industrial and engineering applications, grey iron and ductile iron are two of the most commonly used forms of cast iron. Both materials have unique characteristics, properties, and applications that set them apart from one another. What is Grey Iron? Grey iron, also known as gray cast iron, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2385,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Difference Between Grey Iron and Ductile Iron - Jingang LuoKaiwei<\/title>\n<meta name=\"description\" content=\"Explore the key differences between grey iron and ductile iron. Learn about their chemical composition, mechanical properties, manufacturing process, applications, and more. Find out which type of cast iron is best suited for your needs.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ductileironsuppliers.com\/ar\/difference-between-grey-iron-and-ductile-iron.html\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Difference Between Grey Iron and Ductile Iron - Jingang LuoKaiwei\" \/>\n<meta property=\"og:description\" content=\"Explore the key differences between grey iron and ductile iron. Learn about their chemical composition, mechanical properties, manufacturing process, applications, and more. Find out which type of cast iron is best suited for your needs.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ductileironsuppliers.com\/ar\/difference-between-grey-iron-and-ductile-iron.html\/\" \/>\n<meta property=\"og:site_name\" content=\"Jingang LuoKaiwei\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-29T03:43:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-30T08:21:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"614\" \/>\n\t<meta property=\"og:image:height\" content=\"465\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Luokaiwei\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html\"},\"author\":{\"name\":\"Luokaiwei\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#\\\/schema\\\/person\\\/281af53461a6a2f505ceba0c8e66479f\"},\"headline\":\"Difference Between Grey Iron and Ductile Iron\",\"datePublished\":\"2025-04-29T03:43:37+00:00\",\"dateModified\":\"2025-05-30T08:21:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html\"},\"wordCount\":1471,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/to6gt-hdibl.webp\",\"articleSection\":[\"News\"],\"inLanguage\":\"ar\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html\",\"url\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html\",\"name\":\"Difference Between Grey Iron and Ductile Iron - Jingang LuoKaiwei\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/to6gt-hdibl.webp\",\"datePublished\":\"2025-04-29T03:43:37+00:00\",\"dateModified\":\"2025-05-30T08:21:17+00:00\",\"description\":\"Explore the key differences between grey iron and ductile iron. Learn about their chemical composition, mechanical properties, manufacturing process, applications, and more. Find out which type of cast iron is best suited for your needs.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#breadcrumb\"},\"inLanguage\":\"ar\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#primaryimage\",\"url\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/to6gt-hdibl.webp\",\"contentUrl\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/to6gt-hdibl.webp\",\"width\":614,\"height\":465,\"caption\":\"Difference Between Grey Iron and Ductile Iron\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/difference-between-grey-iron-and-ductile-iron.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Difference Between Grey Iron and Ductile Iron\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#website\",\"url\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/\",\"name\":\"Jingang LuoKaiwei\",\"description\":\"Ductile iron pipe suppliers\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ar\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#organization\",\"name\":\"Jingang LuoKaiwei\",\"url\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Jingang LuoKaiwei\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/#\\\/schema\\\/person\\\/281af53461a6a2f505ceba0c8e66479f\",\"name\":\"Luokaiwei\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g\",\"caption\":\"Luokaiwei\"},\"sameAs\":[\"https:\\\/\\\/www.ductileironsuppliers.com\\\/\"],\"url\":\"https:\\\/\\\/www.ductileironsuppliers.com\\\/ar\\\/author\\\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0648\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 - Jingang LuoKaiwei","description":"\u0627\u0643\u062a\u0634\u0641 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0648\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644. \u062a\u0639\u0631\u0651\u0641 \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a \u0648\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0648\u063a\u064a\u0631 \u0630\u0644\u0643 \u0627\u0644\u0643\u062b\u064a\u0631. \u0627\u0643\u062a\u0634\u0641 \u0623\u064a \u0646\u0648\u0639 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0647\u0648 \u0627\u0644\u0623\u0646\u0633\u0628 \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a\u0643.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ductileironsuppliers.com\/ar\/difference-between-grey-iron-and-ductile-iron.html\/","og_locale":"ar_AR","og_type":"article","og_title":"Difference Between Grey Iron and Ductile Iron - Jingang LuoKaiwei","og_description":"Explore the key differences between grey iron and ductile iron. Learn about their chemical composition, mechanical properties, manufacturing process, applications, and more. Find out which type of cast iron is best suited for your needs.","og_url":"https:\/\/www.ductileironsuppliers.com\/ar\/difference-between-grey-iron-and-ductile-iron.html\/","og_site_name":"Jingang LuoKaiwei","article_published_time":"2025-04-29T03:43:37+00:00","article_modified_time":"2025-05-30T08:21:17+00:00","og_image":[{"width":614,"height":465,"url":"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp","type":"image\/webp"}],"author":"Luokaiwei","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#article","isPartOf":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html"},"author":{"name":"Luokaiwei","@id":"https:\/\/www.ductileironsuppliers.com\/#\/schema\/person\/281af53461a6a2f505ceba0c8e66479f"},"headline":"Difference Between Grey Iron and Ductile Iron","datePublished":"2025-04-29T03:43:37+00:00","dateModified":"2025-05-30T08:21:17+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html"},"wordCount":1471,"commentCount":0,"publisher":{"@id":"https:\/\/www.ductileironsuppliers.com\/#organization"},"image":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#primaryimage"},"thumbnailUrl":"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp","articleSection":["News"],"inLanguage":"ar","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html","url":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html","name":"\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0648\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 - Jingang LuoKaiwei","isPartOf":{"@id":"https:\/\/www.ductileironsuppliers.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#primaryimage"},"image":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#primaryimage"},"thumbnailUrl":"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp","datePublished":"2025-04-29T03:43:37+00:00","dateModified":"2025-05-30T08:21:17+00:00","description":"\u0627\u0643\u062a\u0634\u0641 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0631\u0645\u0627\u062f\u064a \u0648\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644. \u062a\u0639\u0631\u0651\u0641 \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a \u0648\u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0648\u063a\u064a\u0631 \u0630\u0644\u0643 \u0627\u0644\u0643\u062b\u064a\u0631. \u0627\u0643\u062a\u0634\u0641 \u0623\u064a \u0646\u0648\u0639 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0647\u0648 \u0627\u0644\u0623\u0646\u0633\u0628 \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a\u0643.","breadcrumb":{"@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#breadcrumb"},"inLanguage":"ar","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html"]}]},{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#primaryimage","url":"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp","contentUrl":"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/04\/to6gt-hdibl.webp","width":614,"height":465,"caption":"Difference Between Grey Iron and Ductile Iron"},{"@type":"BreadcrumbList","@id":"https:\/\/www.ductileironsuppliers.com\/difference-between-grey-iron-and-ductile-iron.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ductileironsuppliers.com\/"},{"@type":"ListItem","position":2,"name":"Difference Between Grey Iron and Ductile Iron"}]},{"@type":"WebSite","@id":"https:\/\/www.ductileironsuppliers.com\/#website","url":"https:\/\/www.ductileironsuppliers.com\/","name":"\u062c\u064a\u0646\u063a\u0627\u0646\u063a \u0644\u0648\u0647\u0643\u0627\u064a\u0648\u064a","description":"\u0645\u0648\u0631\u062f\u0648 \u0623\u0646\u0627\u0628\u064a\u0628 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644","publisher":{"@id":"https:\/\/www.ductileironsuppliers.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.ductileironsuppliers.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ar"},{"@type":"Organization","@id":"https:\/\/www.ductileironsuppliers.com\/#organization","name":"\u062c\u064a\u0646\u063a\u0627\u0646\u063a \u0644\u0648\u0647\u0643\u0627\u064a\u0648\u064a","url":"https:\/\/www.ductileironsuppliers.com\/","logo":{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/www.ductileironsuppliers.com\/#\/schema\/logo\/image\/","url":"","contentUrl":"","caption":"Jingang LuoKaiwei"},"image":{"@id":"https:\/\/www.ductileironsuppliers.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.ductileironsuppliers.com\/#\/schema\/person\/281af53461a6a2f505ceba0c8e66479f","name":"\u0644\u0648\u0643\u0627\u064a\u0648\u064a","image":{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/secure.gravatar.com\/avatar\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8cde029c03b4a40dcaae06085681e4ec0f6ab34939eee24fd5a40cafc03ff220?s=96&d=mm&r=g","caption":"Luokaiwei"},"sameAs":["https:\/\/www.ductileironsuppliers.com\/"],"url":"https:\/\/www.ductileironsuppliers.com\/ar\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/posts\/2384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/comments?post=2384"}],"version-history":[{"count":0,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/posts\/2384\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/media\/2385"}],"wp:attachment":[{"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/media?parent=2384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/categories?post=2384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ductileironsuppliers.com\/ar\/wp-json\/wp\/v2\/tags?post=2384"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}