DN400 Nodular Cast Iron Pipe

Ductile iron pipe refers to the pipe made by high-speed centrifugal casting of centrifugal ductile iron machine after casting molten iron above No. 18 with the addition of nodularizer, referred to as ball pipe, ductile iron pipe and ductile cast pipe. Mainly used for the transportation of tap water, it is an ideal material for tap water pipelines.

Product Description
Product nameDuctile iron pipe
Size:DN80~2600mm
Material:Ductile Cast Iron GGG50
Pressure:PN10, PN16, PN25,PN40
Class:K9, K8, C25, C30, C40
Length:6m, cut to 5.7m
Internal Coating:a). Portland cement mortar lining
b). Sulphate Resistant cement mortar lining
c). High-Aluminum cement mortar lining
d). Fusion bonded epoxy coating
e). Liquid epoxy painting
f). Black bitumen painting
External Coating:a). zinc+bitumen(70microns) painting
b). Fusion bonded epoxy coating
c). Zinc-aluminum alloy+liquid epoxy painting
Standard:ISO2531, EN545, EN598, etc
Certificate:CE,ISO9001, SGS,ETC
Packing:Bundles, in bulk, Pack according to customer requirements
Application:Water supply project, drainage, sewage, irrigation, water pipeline.etc
Ductile Iron Pipe Has Better Mechanical Performance
PerformanceCentrifugal ductile iron pipeGray iron casting pipeSteel pipe
Resistance to tensile stress≥420（Mpa）150~260≥400
Bending strength≥590 （Mpa）200~360≥400
Extensibility   (N/mm2)DN80-1000≥10 DN1200-2200≥7/≥18
Elastic CoefficientApprox.16x104 (%)Approx.11x104Approx.16x104
Hardness≤230 （HB）≤230 （HB）Approx.140
Yield strength(N/mm2)300/


Theoretical Weight Table



Nominal diameter DN(mm)outer diameter DE（mm）wall thicknessT（mm）Approximate weight of socket convex part (kg)Straight part weight per meter (kg)Total mass (kg) (standard working length 6000mm)Total mass (kg) (standard working length 5000mm)


K8K9K10
K8K9K10K8K9K10K8K9K10
80986.06.06.03.412.212.212.276.576.576.564.464.464.4
1001186.06.06.14.314.915.115.193.7959578.879.879.8
1251446.06.06.35.718.318.31911911912197.297.2100.7
1501706.06.06.37.121.822.822.8138144144116.1121.1121.1
2002226.06.36.410.328.730.630.6183194194153.8163.3163.3
2502746.06.87.514.235.640.244.3228255280192.2215.2235.7
3003266.47.28.018.945.350.856.3290323357245.4272.9300.4
3503786.87.78.523.755.963.269.6359403441303.2339.7371.7
4004297.28.19.029.567.375.583.7433482532366407448
4504807.68.69.538.3808999515574632438.3483.3533.3
5005328.09.01042.892.8104.3115.6600669736506.8564.3620.8
6006358.89.91159.3122137.3152791882971669.3745.8819.3
7007389.610.81279.1155173.9193100911231237854.1948.61044.1
80084210.411.713102.6192215.22391255139415371062.61178.61297.6
90094511.212.614129.0232260.2289152116901863128914301574
1000104812.013.515161.3275309.3343.21811201722211536.31707.81877.3
1200126513.615.317237.7374420.1466.12482275830342107.72338.22568.2
1400146216.017.119385.3487.0547.2

3669

3121
1600166818.418.921.0526.0614.5690.3

4015



Standard

GB/T 13295-2019 Ductile iron pipes, fittings and accessories for water and gas [4]

GB/T 17457-1998 General requirements for cement mortar centrifugal lining of ductile iron pipes

GB/T 17458-1998 Composition inspection of fresh mortar for cement mortar lining of ductile iron pipes by centrifugal method

GB/T 17459-1998 Ductile iron pipe asphalt coating

GB/T 17456 Ductile iron pipe surface spray zinc

GB/T 17219-1998 Standards for safety evaluation of drinking water transmission and distribution equipment and protective materials

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