China ISO2531 En545 En598 C25/C30/C40/K9 DN1600mm Ductile Iron Pipes for Sewage

China ISO2531 En545 En598 C25/C30/C40/K9 DN1600mm Ductile Iron Pipes for Sewage. High Mechanical Strength: Pull strength >420MPa and yield strength >=300 MPa for high pressure resistance. Corrosion & Impact Resistant: Features high elongation, corrosion resistance, and excellent impact resistance. Certified Quality Management: ISO9001, ISO14001, and ISO45001 certified with 100% finished product inspection. Flexible Customization: Supports full customization, minor customization, and flexible options from samples/designs. Wide Application Scope: Suitable for sewage water, pipeline transport, chemical industry, and construction. Standard Compliance: Meets ISO2531, BS EN 545, and GB/T13295-2109 standards for ductile iron pipes. Large Production Capacity: Annual capacity exceeds 500,000 tons with advanced automated finishing lines. Easy Installation: Designed for easy installation with round shape and flexible joint options.