* City and town cold and hot water system
* Pure water system
* Heating system
* Chemical,dyeing
Use: (1)City and town cold and hot water system (2)Pure water system (3)Heating system (4)Chemical,dyeing,pharmaceutical and other industries. |
| Nominal diameter | Company standard: Q/HFL 03-2004 | | State standard: GB/T 18742.2-2002 | | Pressure(MPa) | Wall thickness(mm) | Inside diameter (mm) | | Pressure(MPa) | Wall thickness(mm) | Inside diameter (mm) | | DN40 | 2.0 | 5.0+0.5/0 | 40.0 | | 2.0 | 8.3 | 33.4 | | DN50 | 2.0 | 5.0+0.5/0 | 53.0 | | 2.0 | 10.5 | 42.0 | | DN65 | 2.0 | 6.0+0.5/0 | 63.0 | | 2.0 | 12.5 | 50.0 | | DN80 | 2.0 | 6.0+0.5/0 | 78.0 | | 2.0 | 15.0 | 60.0 | | DN100 | 2.0 | 7.0+0.5/0 | 96.0 | | 2.0 | 18.3 | 73.4 | | DN150 | 1.6 | 8.0+0.5/0 | 144.0 | | 1.6 | 21.9 | 116.2 | | DN200 | 1.6 | 9.0+0.5/0 | 182.0 | | 1.6 | | |
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steel composite tube
