Honest and trustworthy, rigorous and down-to-earth is our company's consistent work style. Over the past few years, we have made unremitting efforts and made pioneering efforts to occupy a place in the Gully Grating with Frame, Flange Adaptor, manhole casting industry. We seize the three key elements of quality, efficiency and innovation, and build the institutional mechanism of science and technology innovation that stimulates power, vitality and intelligence. Relying on science and technology for development, and constantly provide users with high quality products, is our constant pursuit. With the development strategy of talent as the root, market as the guide, benefit as the core, innovation as the driving force and professional brand, we firmly take the road of rapid, coordinated, sustainable and healthy development. We always adhere to the concept and principle of establishing a quality enterprise, because quality is not only an attitude, but also a responsibility.
ISO2531 DI Pipe
Material | Ductile Cast Iron |
Type | T-Type(push-on joint) |
Standard | ISO2531 |
Size | DN80- DN2600 |
Classs | K7, K8, K9, C40, C30, C25, etc |
Length | 6m, 5.7m |
Internal Coating | 1. Portland cement mortar lining |
2. Sulphate Resistant cement mortar lining | |
3. High-Aluminum cement mortar lining | |
4. Epoxy Resin Lining | |
5. Epoxy Ceramic Lining | |
External Coating | Zinc+bitumen(70microns) painting |
Rubber Gasket | NBR rubber, SBR rubber or EPDM rubber ring as per ISO4633 |
Application | Potable Water / Drinking Water |
Packing | DN100-DN300 in bundles; DN350-DN2600 in bulk ship |
Note | The pipe coating can be customized, such as, zinc-aluminum alloy, PU, etc. |
ISO2531 DI Pipe details


We have many partners at home and abroad, and enjoy a high reputation in the industry of ISO2531 En545 En598 Dci Pipe for Water Supply. We have been implementing the quality policy of quality-oriented, customer-first, standardized management and continuous improvement. We strive to build a development platform where employees can fully display their talents and realize their self-worth and sense of accomplishment.
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