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ERW Pipe - Electric Resistance Welded Steel Pipe



Electric Resistance Welded pipe (ERW)
High Frequency Induction weld pipe (HFI)
Electric Fusion Welded Pipe (EFW)

ERW line pipe-- for the transportation of oil, natural gas and chemical materials
Standards: ASTM A53,AP-5L PSL1/PSL2 GB/T9711.1-1997 GB/T9711.2-1999Steel 
Grade :A、B、X42、X46、X52、X56、X60、X65、X70 ,  ASTM A53: GR. A , GR. B, GR. C , GR. D 

ERW Casing pipe--petroleum and nature air exploration
Standards: API SPEC 5CT, SY/T5989
Materials :H40 J55 K55

Structure and Mechanical Round pipe and Tubing 
Standards: JIS3466、JIS3445; ASTM A513; GB/T 6728-2002
Steel Materials: carbon steel or low ally steel 

Structure and Mechanical Square or Rectangular Pipe
Standards: GB/T3091 JIS G3452
Steel grade: Q215A、Q215B、Q235AB 、Q295AB、Q345AB 




ERW Pipe (Plain end)ASTM A53 Gr.A sch40


Other Standard:
GB/T3091 – 2001 , BS1387 – 1985 , DIN EN10025 ,EN10219 , JIS G3444:2004 , ASTM A53 , API 5L 
Steel Grade
BS1387 – 1985 , DIN EN10025 ,EN10219 :S235JR ,S275JR,S355JR, S355J2H ;
JIS G3444:2004:STK400 ,STK500

BS1387:1985 ERW Pipe


JISG3444:2004 STK 400/500 Structural Carbon Steel Pipes 

End:square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

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)
Packing:Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.
Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Third party inspection:SGS, BV, Lloyds etc.


ERW pipe

ERW STEEL PIPESERW steel pipe(Electric resistance welding steel pipe): Size: 355*6-30 mm Material: GR.A, GR.B, L245, X42, X46, X52, X56, etc. API/ ISO Certification.

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New Update Pipe List

    ERW Line Pipe,API 5L ERW line pipe X42-X70 1) Standard: API 5L, ASTM2) Technique: ERW3) Type Of End Finish: Plain End, Beveled4) Length Range: 6-14M (Special length is available on request)5) Usage: For conveyance of gas, water and o.

    ASTM/ASME A53 / SA53, A106 / SA106, A333 / SA333, A335 / SA335 Steel Pipes for Piping Chemical Requirements and Tensile Requirements.

    HISTORY OF WELDED STEEL PIPE AND SPIRALSTEEL PIPE INTRODUCTION pes for water provide began to become applied about 2500 B.C. The Chinese transported water by way of bamboo. In Southern Europe and also the Near East, tile pipes had been crafted to provide.
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