
Di Pipes C25 C30 C40 Centrifugal Di Ductile Cast Iron Pipe. High Pressure Resistance: Yield strength >= 300 MPa and pull strength > 420 MPa for durable pipeline transport. Corrosion & Impact Resistant: Features high elongation, corrosion resistance, and excellent impact resistance for long life. ISO Certified Quality: Meets ISO2531/EN545/EN598 standards with 100% water pressure test and ISO9001 certification. Flexible Customization: Offers full customization, minor customization, and flexible options for samples and designs. Large Production Capacity: Annual capacity exceeds 500,000 tons with automated finishing lines and centrifugal units. Easy Installation: Designed for easy installation with standard lengths of 6m or 12m and round shape.