{"id":1858,"date":"2025-04-22T15:07:38","date_gmt":"2025-04-22T07:07:38","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?p=1858"},"modified":"2025-06-03T13:37:13","modified_gmt":"2025-06-03T05:37:13","slug":"ductile-iron-vs-steel-pipe-full-comparison-on-material-price-lifespan-use-cases","status":"publish","type":"post","link":"https:\/\/www.ductileironsuppliers.com\/ar\/ductile-iron-vs-steel-pipe-full-comparison-on-material-price-lifespan-use-cases.html","title":{"rendered":"\u0623\u0646\u0627\u0628\u064a\u0628 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0645\u0642\u0627\u0628\u0644 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628: \u0645\u0642\u0627\u0631\u0646\u0629 \u0643\u0627\u0645\u0644\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0633\u0639\u0631 \u0648\u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0648\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645"},"content":{"rendered":"

When selecting piping materials for infrastructure, industrial, or construction applications, ductile iron and steel pipes are two widely used options, each offering distinct advantages. Ductile iron, known for its exceptional strength, flexibility, and corrosion resistance, is often favored in water and wastewater systems due to its durability under pressure and cost-effectiveness. Steel pipes, on the other hand, boast high tensile strength and versatility, making them ideal for high-pressure environments, oil and gas transportation, and structural projects.<\/p>\n

\"Ductile<\/a>
Ductile Iron vs Steel Pipe: Full Comparison on Material, Price, Lifespan & Use Cases<\/figcaption><\/figure>\n

Material Introduction<\/h2>\n

Ductile Iron Pipe<\/h3>\n

Ductile iron pipe is produced by centrifugal casting of ductile (nodular) cast iron, characterized by spheroidal graphite inclusions that provide high tensile strength and impact resistance.
Pipes are typically lined internally with cement mortar and coated externally with asphaltic or zinc coatings, with loose polyethylene sleeving (LPS) used in highly corrosive soils.<\/p>\n

Steel Pipe<\/h3>\n

Steel pipe used for fluid conveyance is commonly made of carbon steel (e.g., ASTM A53\/A53M), available in welded (ERW, SAW) or seamless forms.
Sizes follow the Nominal Pipe Size (NPS) system, with wall thickness designated by Schedule (e.g., Sch.\u00a040), and specialty casing pipe often specified under ASTM A139 or A252 for structural applications.<\/p>\n

Pros and Cons<\/h2>\n

Ductile Iron Pipe<\/h3>\n

Pros<\/strong><\/p>\n