We have been leading the development direction of the industry with excellent Flange Adaptor, check valve price, EN545 DCI pipe and superb technology. We hold a rigorous work attitude, positive and enterprising dedication, and develop a strict production process. We will focus on cultivating new industries, actively carry out all-round cooperation, and adhere to green development. Our team work specification is, reasonable advice, frank communication, active cooperation, respect and obedience. We will combine online and offline to provide thoughtful, efficient and fast one-stop product services.
ISO2531 Ductile Iron 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 |
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 Ductile Iron Pipe
1) The standard of pipe: ISO2531
2) Effective length: 6M when using bulk shipment way, or 5.7M for container shipment
3) Inner cement line: Portland cement line as per ISO4179
4) Zinc coating: at least 130gsm as per ISO 8179
5) Bitumen painting: at least 70μm as per ISO 8179
6) Gaskets are NBR rubber, natural rubber, SBR rubber or EPDM rubber
tightness ring as per ISO4633
7) DN 80 - 2,600 mm
8) High strength, lighter than gray iron, good corrosion resistance, no furring,
small flow resistance, easy fixing, long life time
9) Checked by automatic inspection equipment
10) Composition:
a) C: 3.4 - 3.7%
b) Si: 2.0 - 2.4%
c) P: <0.08%
d) S: <0.015
11) Pull strength: >420MPa
12) Yield syrength: 300Mpa
13) Hardness: <230HB
14) Process and testing:
a) Blast furnace (Analysis of raw materials test )
b) Mg treatment (Micro & chemical composition test)
c) Pipe spinning (Temperature test)
d) Heat treatment (Micro structure; Flattening test)
e) Zinc coating (Thickness testing)
f) Dimensional checks (Thickness & Dia. testing)
g) Hydraulic test (Pressure test)
h) Internal lining (Thickness testing)
i) External coating (Thickness test)
We are well aware that technology must be continuously improved, otherwise our Cnbm Ductile Cast Iron Pipe Class K9 for Water Supply ISO2531/En545/En598 will not be able to compete with other similar products. Our punctual and in place service solves problems for the majority of users, so as to win the praise of the majority of users. Our company constantly updates the production equipment according to the market demand, and now has leading production equipment and testing equipment.
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