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EN10217-1 ERW Transmission Steel Tubes For Pressure Purposes

ERW transmission steel pipes

ERW transmission steel pipes

1. Outside Diameter: Ф219-Φ660mm
2. Wall Thickness: 6-22mm
3. Length: 3-12m
4. Steel Grade: Q345B, API X42 – X80, L245, L555,J55, N80
5. Standard: SY/T5037-2000, GB/T9711.1-97, API Spec 5L
6.End:square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,
7.Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy,Fusion Bond Epoxy, 3-layers PE)
8.Test: hydro testing, ultrasonic detection, ultrasonic testing for pipe end, visual and dimension inspection, weighing and measuring, etc.

Chemical Analysis (%) of ERW Transmission Steel Pipes: 

Type of pipeClassGradeCSiMnPSVNbTi
L290 X420.
L320 X460.
L360 X520.
L390 X560.
L415 X600.
L450 X650.261.450.030.03
L485 X700.261.650.030.03
PLS2 L245M BM0.220.451.20.0250.0150.050.050.04
L290M X42M0.220.451.30.0250.0150.050.050.04
L320M X46M0.220.451.30.0250.0150.050.050.04
L360M X52M0.220.451.40.0250.015
L390M X56M0.220.451.40.0250.015
L415M X60M0.120.451.60.0250.015
L450M X65M0.120.451.60.0250.015
L485M X70M0.120.451.70.0250.015
L555M X80M0.120.451.850.0250.015


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