Tianjin Weiming Industrial & Trading Co. Ltd.
24th Floor, Tianxing River Front Square
No. 81, 11-Jing Road, Tianjin, China (300171)
Tel: 0086 (22) 24109310 / 24152505
                         24221670
Fax: 0086 (22) 24152385
Email: waiming@wmitc.com

Electric Resistance Arc Welded (ERW) Steel Pipe

Usage: Conveying gas, water and petroleum for oil and natural  gas industries;  
               using as the structural steel pipe.
Main steel grade: A, B, X42,X46,X52,X56,X60,X65,X70,J55,K55,N80-1,N80Q,M65,L80-1,C90-1,
                                C90-2,C95,T95-1,T95-2,P110,9711,9712
Standard: API 5L, API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2

Nominal Size Outside
Diameter
Standard Wall Thickness
NPS DN (mm) SCH30 STD SCH40 SCH60 SCH80s XS SCH80 SCH100 SCH120 SCH160
1/8 6 10.3 --- 1.73 1.73 --- 2.41 2.41 2.41 --- --- ---
1/4 8 13.7 --- 2.24 2.24 --- 3.02 3.02 3.02 --- --- ---
3/8 10 17.1 --- 2.31 2.31 --- 3.2 3.2 3.2 --- --- ---
1/2 15 21.3 --- 2.77 2.77 --- 3.73 3.73 3.73 --- --- 4.78
3/4 20 26.7 --- 2.87 2.87 --- 3.91 3.91 3.91 --- --- 5.56
1 25 33.4 --- 3.38 3.38 --- 4.55 4.55 4.55 --- --- 6.35
1-1/4 32 42.2 --- 3.56 3.56 --- 4.85 4.85 4.85 --- --- 6.35
1-1/2 40 48.3 --- 3.68 3.68 --- 5.08 5.08 5.08 --- --- 7.14
2 50 60.3 --- 3.91 3.91 --- 5.54 5.54 5.54 --- --- 8.74
2-1/2 65 73 --- 5.16 5.16 --- 7.01 7.01 7.01 --- --- 9.53
3 80 88.9 --- 5.49 5.49 --- 7.62 7.62 7.62 --- --- 11.13
3-1/2 90 101.6 --- 5.74 5.74 --- 8.08 8.08 8.08 --- ---  
4 100 114.3 --- 6.02 6.02 --- 8.56 8.56 8.56 --- 11.13 13.49
5 125 141.3 --- 6.55 6.55 --- 9.53 9.53 9.53 --- 12.7 15.88
6 150 168.3 --- 7.11 7.11 --- 10.97 10.97 10.97 --- 14.27 18.26
8 200 219.1 7.04 8.18 8.18 10.31 12.7 12.7 12.7 15.09 18.26 23.01
10 250 273.1 7.8 9.27 9.27 12.7 12.7 12.7 15.09 18.26 21.44 28.58
12 300 323.9 8.38 9.53 10.31 14.27 12.7 12.7 17.48 21.44 25.4 33.32
14 350 355.6 9.53 9.53 11.13 15.09 --- 12.7 19.05 23.83 27.79 35.71
16 400 406.4 9.53 9.53 12.7 16.66 --- 12.7 21.44 26.19 30.96 40.49
18 450 457.2 11.13 9.53 14.27 19.05 --- 12.7 23.83 29.36 34.93 45.24
20 500 508 12.7 9.53 15.09 20.62 --- 12.7 26.19 32.54 38.1 50.01
24 600 609.6 12.7 9.53 17.48 24.61 --- 12.7 30.96 38.89 46.02 59.54

 

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