Company Profile
China National Building Material Group Corporation CNBM, China National Building Material Group Corporation is the largest group corporation in China's building materials industry. Founded in 1984 with approval from the State Council of China, it has become a national flagship in building materials industry and one of the central governmental companies under direct administration of China State-owned Assets Supervision and Administration Commission of the State Council (SASAC). CNBM Group is integrated with four business segments: Manufacture, R&D, Sets of equipment and Logistics trading. As for today, it directly manages 20 wholly-owned enterprises, and 6 share controlling listed companies which including 2 overseas. The total assets of CNBM Group exceeded USD 40 billion and ranked 270th of GLOBAL FORTUNE 500 Corporations in 2015.
CNBM International Corporation
CNBM International Corporation (CNBM International) is one of the primary subsidiaries of CNBM Group, and has established strategic partnerships with hundreds of domestic manufacturers and sounded business relations with clients from over 120 countries. Currently, we have wholly-owned overseas subsidiaries and branches in 5 countries with a view of achieving localization, which also represents an essential progress in our globalization target. We specialize in supplying engineering goods relating to Water Distribution. Currently, we are supplying Ductile
iron pipe and fittings, Grey cast iron pipe and fittings, PVC-U and HDPE pipe and fittings, GRP pipe and fittings, and Manhole covers, Valves, Gully gratings, etc. Our products comply with relevant European and International standards and are all manufactured under the quality management system ISO 9001. Very proud to say that each one of our products possesses high quality and competitive price, let alone having been exported worldwide and built up great reputation in quality and service among global customers. CNBM International is highly recognized by its business partners and clients all over the world and has obtained rapid development under the spirit of win-win. We will carry on the mutual beneficial, innovative and revolutionary trading structure as we did before, and create value for our employees, share holders and clients, also benefit the whole society in our future development.
The various protective coatings and linings
External protection
Zinc with finishing layer of bitumious paint. Coatings of epoxy, aluminum powder paint, or polyurethane etc. can be supplied also as per requirement.
Internal protection
Cement mortar linding, Linings of epoxy powder, ceramic epoxy, polyurethane or polyethylene etc. can be supplied also as per requirement.
Applicable Standards
ISO2531, BSEN545, BSEN598, ISO4179, ISO8179, BS3416, ISO4633
Specifications
DN (mm) | Outside Diameter (mm) | Wall Thickness (mm) | Approximate Weight of Socket (kg) | Weight of Straight Section (kg/m) | Weight of Each Unit (kg/6m) | Preferred pipe pressure classes |
K9 | C | K9 / C | K9 | C | K9 | C |
80 | 98 | 6 | 4.4 | 3.4 | 12.2 | 9.1 | 77 | 59 | C40 |
100 | 118 | 6.1 | 4.4 | 4.3 | 15.1 | 11.1 | 95 | 71 | C40 |
125 | 144 | 6 | 4.5 | 5.7 | 18.7 | 14.1 | 118 | 90 | C40 |
150 | 170 | 6.3 | 4.5 | 7.1 | 22.8 | 12.5 | 144 | 106 | C40 |
200 | 222 | 6.4 | 4.7 | 10.3 | 30.6 | 22.6 | 194 | 145 | C40 |
250 | 274 | 6.8 | 5.5 | 14.2 | 40.2 | 32.6 | 255 | 211 | C40 |
300 | 326 | 7.2 | 6.2 | 18.6 | 50.8 | 43.9 | 323 | 282 | C40 |
350 | 378 | 7.7 | 6.3 | 23.7 | 63.2 | 51.9 | 403 | 335 | C30 |
400 | 429 | 8.1 | 6.5 | 29.3 | 75.5 | 60.8 | 482 | 395 | C30 |
450 | 480 | 8.6 | 6.9 | 38.3 | 89.7 | 72.3 | 577 | 476 | C30 |
500 | 532 | 9 | 7.5 | 42.8 | 104.3 | 87 | 669 | 566 | C30 |
600 | 635 | 9.9 | 8.7 | 59.3 | 137.3 | 120.6 | 883 | 784 | C30 |
700 | 738 | 10.8 | 8.6 | 79.1 | 173.9 | 142 | 1123 | 932 | C25 |
800 | 842 | 11.7 | 9.6 | 102.6 | 215.2 | 176.9 | 1394 | 1165 | C25 |
900 | 945 | 12.6 | 10.6 | 129 | 260.2 | 215.5 | 1690 | 1422 | C25 |
1000 | 1048 | 13.5 | 11.6 | 161.3 | 309.3 | 262.1 | 2017 | 1759 | C25 |
1100 | 1152 | 14.4 | 12.6 | 194.7 | 362.8 | 313.55 | 2372 | 2103 | C25 |
1200 | 1255 | 15.3 | 13.6 | 237.3 | 420.1 | 369.1 | 2758 | 2482 | C25 |
1400 | 1462 | 17.1 | - | 385.8 | 547.2 | - | 3669 | - | - |
1500 | 1565 | 18 | - | 474.9 | 616.7 | - | 4175 | - | - |
1600 | 1668 | 18.9 | - | 526 | 690.3 | - | 4668 | - | - |
1800 | 1875 | 18.4 | - | 702 | 850.1 | - | 5803 | - | - |
2000 | 2082 | 20 | - | 909.9 | 1026.3 | - | 7068 | - | - |