August 2025

Ductile iron pipe combines high mechanical strength, long service life and well-understood joint technologies. For medium- to large-diameter potable water mains and trunk sewers, DI pipe offers predictable fatigue resistance and excellent resistance to external loads from traffic and soil movement. Its established international manufacturing base also makes it relatively straightforward to source compliant materials […]

From my vantage point as a metal materials expert at Luokaiwei, I can tell you directly: the cost of cast iron pipe replacement can vary dramatically, ranging anywhere from a few hundred dollars for a minor, easily accessible repair to tens of thousands of dollars for extensive whole-home replacements or significant underground work. We’re talking