
Quick-Assembly Restrained Joint Ductile Iron Pipe for Urgent Projects. High Strength & Impact Resistance: Near-steel strength with excellent pressure and shock resistance for high-pressure systems. Superior Corrosion Resistance: Features cement mortar lining plus zinc and asphalt or epoxy coating for harsh environments. Flexible & Seismic-Resistant: Spheroidal graphite structure adapts to ground settlement and earthquakes while minimizing bursts. Long Lifespan & Low Maintenance: Service life of 50-100 years significantly reducing long-term operational costs. Easy Installation: T/K-type push-on joints or flanged connections for quick, leak-proof assembly. Customizable Pressure Ratings: Working pressure PN10-PN25 with options for higher pressures upon request. Global Certifications: Compliant with ISO 2531, EN 545, GB/T 13295, AWWA C151, ISO 9001, CE, WRAS, and NSF.