ductile iron pipe
Product Description:
ductile iron pipeSpecifications:
1) The standard of pipe: ISO 2531 - 1998, EN545-2002 , K9
2) Effective length: 6M when using bulk shipment way, or about 5.5M or 5.7M when
in 20' container shipment way
3) Inner cement line: Portland cement lining as per ISO4179
4) Zinc coating: at least 130gsm as per ISO 8179
5) Bitumen painting: at least 70um as per ISO 8179
6) Gaskets are NBR rubber, natural rubber, SBR rubber or EPDM rubber
tightness ring as per ISO4633
7) DN 80 - 1,200 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 equipment10) 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: >10%
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)
Packing: in bulk or container
About Us
We are one of the leading manufacturers of ductile iron pipe fittings, flanged adaptors, couplings, valves, manhole covers, dismantling joints, rubber O-rings, steel flanges, fasteners, pumps, motor shells and other castings and forgings. Our products are made according to different standards, such as ISO2531, EN545, EN14525, ISO4422, ISO7005, DIN3352, BS5163, DIN3202, BS2494, BS4504, EN124 and other relevant ISO, EN, BS, DIN and ANSI standards.Moreover, our products have been selling well in European, Middle East, Southeast Asian, South African and South American countries for more than 10 years. We can also make the castings and forgings according to customers' drawings or samples.Presently, we are looking forward to your inquiries and to establishing long term cooperation relationship based on mutual benefits. If you are interested in any of our products, please feel free to contact us for more details.
