Hot-Sale Ductile Cast Iron Pipes: K9, C25, C30, C40 Specifications & Precision-Cut Options
The ductile iron materia features similar mechanical properties with carbon steel such as highmechanical strength,good ductility,and the same anti-corrosion performance as cast iron.Therefore,it has gradually become the world's most safe and reliable pipes and fittings in the field of watersupply and drainage.
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Our Hot-Sale Ductile Cast Iron Pipes come in a variety of specifications, including K9, C25, C30, and C40 grades, catering to diverse application needs. These pipes are renowned for their exceptional strength, durability, and pressure resistance, making them ideal for water distribution, sewage systems, and industrial piping. Each pipe is precision-cut to ensure accurate dimensions and easy installation, reducing both time and labor costs. Crafted from high-quality ductile cast iron, they offer superior corrosion resistance and long-lasting performance. Whether you need pipes for buried or above-ground installations, our comprehensive range ensures you get the perfect fit for your project. Order now and benefit from our top-notch ductile cast iron pipes!
| Standard | Product | Nominal Diameter DN(mm) | Tensile Strength N/mm2 | Yield Strength N/mm2 | Elongation% | Hardness HB |
| ISO2531/EN545/GB13295 | Ductile lron Pipes | DN80-1000mm | ≥420 | ≥300 | 10 | ≤230 |
| DN1100-2600mm | ≥300 | 7 | ||||
| Ductile lron Fittings | DN80-2600mm | ≥420 | ≥300 | 5 | ≤250 |
Standard of Hydrostatic Testing Pressure (Class K9)
| Standard | Product | Nominal Diameter DN(mm) | Testing Pressure(Bar) | Time( second) |
| ISO2531/EN545/GB13295 | Ductile lron Pipes | DN80-300mm | 50 | ≥10 |
| DN350-600mm | 40 | |||
| DN700-1000mm | 32 | |||
| DN1100-2000mm | 25 | |||
| DN2200-2600mm | 18 | |||
| Ductile lron Fittings | DN80-300mm | 25 |
