Product Performence:
The product use high quality welded tube and advanced galvanization technology and equipment. The galvanized layer is equally galvanized and smooth finished. Both inside and outside surface are smooth ,
without black spot and bleb. Tubing and zinc layer are firmly combined. It features high corrosion resistance
resistance andpressure resistance . It will not rust after long transport by sea.
Nominal Diameter (mm) | Outside Diameter (mm) | Tolerance of OD (mm) | Wall Thickness (mm) | Weigh (Kg/m) |
13 | 12.70 | ±0.20 | 16 | 0738±7.5% |
16 | 15.88 | ±0.20 | 16 | 0581±7.5% |
19 | 19.05 | ±0.25 | 18 | 0766±7.5% |
25 | 25.40 | ±0.25 | 18 | 1.048±7.5% |
32 | 31.75 | ±0.25 | 18 | 1329±7.5% |
38 | 38.10 | ±0.25 | 18 | 1611±7.5% |
51 | 50.80 | ±0.30 | 20 | 2407±7.5% |
64 | 63.50 | ±0.30 | 25 | 3760±7.5% |
73 | 76.20 | ±0.30 | 32 | 5761±7.5% |
Tel:0086-513-88776666,88778899,88775599
Fax:0086-513-88775566
Sincerely hope we become long-team partners.
Our company 
