| Product name | Ductile iron pipe |
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| Size: | DN80~2600mm |
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| Material: | Ductile Cast Iron GGG50 |
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| Pressure: | PN10, PN16, PN25,PN40 |
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| Class: | K9, K8, C25, C30, C40 |
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| Length: | 6m, cut to 5.7m |
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| Internal Coating: | a). Portland cement mortar lining |
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| b). Sulphate Resistant cement mortar lining |
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| c). High-Aluminum cement mortar lining |
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| d). Fusion bonded epoxy coating |
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| e). Liquid epoxy painting |
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| f). Black bitumen painting |
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| External Coating: | a). zinc+bitumen(70microns) painting |
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| b). Fusion bonded epoxy coating |
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| c). Zinc-aluminum alloy+liquid epoxy painting |
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| Standard: | ISO2531, EN545, EN598, etc |
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| Certificate: | CE,ISO9001, SGS,ETC |
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| Packing: | Bundles, in bulk, Pack according to customer requirements |
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| Application: | Water supply project, drainage, sewage, irrigation, water pipeline.etc |
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| Ductile Iron Pipe Has Better Mechanical Performance |
| Performance | Centrifugal ductile iron pipe | Gray iron casting pipe | Steel 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 Coefficient | Approx.16x104 (%) | Approx.11x104 | Approx.16x104 |
| Hardness | ≤230 （HB） | ≤230 （HB） | Approx.140 |
| Yield strength(N/mm2) | 300 | / |
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Theoretical Weight Table
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| 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) |
|
| K8 | K9 | K10 |
| K8 | K9 | K10 | K8 | K9 | K10 | K8 | K9 | K10 |
| 80 | 98 | 6.0 | 6.0 | 6.0 | 3.4 | 12.2 | 12.2 | 12.2 | 76.5 | 76.5 | 76.5 | 64.4 | 64.4 | 64.4 |
| 100 | 118 | 6.0 | 6.0 | 6.1 | 4.3 | 14.9 | 15.1 | 15.1 | 93.7 | 95 | 95 | 78.8 | 79.8 | 79.8 |
| 125 | 144 | 6.0 | 6.0 | 6.3 | 5.7 | 18.3 | 18.3 | 19 | 119 | 119 | 121 | 97.2 | 97.2 | 100.7 |
| 150 | 170 | 6.0 | 6.0 | 6.3 | 7.1 | 21.8 | 22.8 | 22.8 | 138 | 144 | 144 | 116.1 | 121.1 | 121.1 |
| 200 | 222 | 6.0 | 6.3 | 6.4 | 10.3 | 28.7 | 30.6 | 30.6 | 183 | 194 | 194 | 153.8 | 163.3 | 163.3 |
| 250 | 274 | 6.0 | 6.8 | 7.5 | 14.2 | 35.6 | 40.2 | 44.3 | 228 | 255 | 280 | 192.2 | 215.2 | 235.7 |
| 300 | 326 | 6.4 | 7.2 | 8.0 | 18.9 | 45.3 | 50.8 | 56.3 | 290 | 323 | 357 | 245.4 | 272.9 | 300.4 |
| 350 | 378 | 6.8 | 7.7 | 8.5 | 23.7 | 55.9 | 63.2 | 69.6 | 359 | 403 | 441 | 303.2 | 339.7 | 371.7 |
| 400 | 429 | 7.2 | 8.1 | 9.0 | 29.5 | 67.3 | 75.5 | 83.7 | 433 | 482 | 532 | 366 | 407 | 448 |
| 450 | 480 | 7.6 | 8.6 | 9.5 | 38.3 | 80 | 89 | 99 | 515 | 574 | 632 | 438.3 | 483.3 | 533.3 |
| 500 | 532 | 8.0 | 9.0 | 10 | 42.8 | 92.8 | 104.3 | 115.6 | 600 | 669 | 736 | 506.8 | 564.3 | 620.8 |
| 600 | 635 | 8.8 | 9.9 | 11 | 59.3 | 122 | 137.3 | 152 | 791 | 882 | 971 | 669.3 | 745.8 | 819.3 |
| 700 | 738 | 9.6 | 10.8 | 12 | 79.1 | 155 | 173.9 | 193 | 1009 | 1123 | 1237 | 854.1 | 948.6 | 1044.1 |
| 800 | 842 | 10.4 | 11.7 | 13 | 102.6 | 192 | 215.2 | 239 | 1255 | 1394 | 1537 | 1062.6 | 1178.6 | 1297.6 |
| 900 | 945 | 11.2 | 12.6 | 14 | 129.0 | 232 | 260.2 | 289 | 1521 | 1690 | 1863 | 1289 | 1430 | 1574 |
| 1000 | 1048 | 12.0 | 13.5 | 15 | 161.3 | 275 | 309.3 | 343.2 | 1811 | 2017 | 2221 | 1536.3 | 1707.8 | 1877.3 |
| 1200 | 1265 | 13.6 | 15.3 | 17 | 237.7 | 374 | 420.1 | 466.1 | 2482 | 2758 | 3034 | 2107.7 | 2338.2 | 2568.2 |
| 1400 | 1462 | 16.0 | 17.1 | 19 | 385.3 | 487.0 | 547.2 |
|
| 3669 |
|
| 3121 |
|
| 1600 | 1668 | 18.4 | 18.9 | 21.0 | 526.0 | 614.5 | 690.3 |
|
| 4015 |
|
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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
