we are top supplier in Tianjin with over ten years experience in manufacturing and exporting steel pipe. Our main market is South America, Southeast Asia, Middle east, South Korea, India,etc. Best quality, reasonable price and professional service will be your best choice.
Hot-dipped galvanized welded steel pipe under ASTM A53 | |||||||||
Nominal Size |    O.D. (mm) | W.T (mm) |        Weight Grade | Sch |  Grade A Test Pressure    (Mpa) |  Weight (black pipe) plain end  (kg/m) | |||
 1/2 | 21.3 | 2.77 | STD | 40 | 4.83 | 1.27 | |||
 3/4 | 26.7 | 2.87 | STD | 40 | 4.83 | 1.69 | |||
1Â Â Â Â | 33.4 | 3.38 | STD | 40 | 4.83 | 2.5 | |||
1Â 1/4 | 42.2 | 3.56 | STD | 40 | 8.27 | 3.39 | |||
1Â 1/2 | 48.3 | 3.68 | STD | 40 | 8.27 | 4.05 | |||
2Â Â Â Â | 60.3 | 3.91 | STD | 40 | 15.86 | 5.44 | |||
2Â 1/2 | 73 | 5.16 | STD | 40 | 17.24 | 8.63 | |||
3Â Â Â Â | 88.9 | 5.49 | STD | 40 | 15.31 | 11.29 | |||
4Â Â Â Â | 114.3 | 6.02 | STD | 40 | 13.1 | 16.07 | |||
5Â Â Â Â | 141.1 | 6.55 | STD | 40 | 11.5 | 21.73 | |||
6Â Â Â Â | 168.3 | 7.11 | STD | 40 | 10.5 | 28.26 |






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