Usage:used for low pressure liquid delivery, such as water, gas, and oil. Oil drilling and machinery manufacturing, etc.
Erw: electric resistance welded pipe
Hfi: high frequency induction weld pipe
Efw: electric fusion welded pipe
Standard: api 5l, api 5ct, astm 53, en10217, din 2458. Is 3589, jis g3452, bs1387
Certificate: api 5l psl1/ psl2, api 5ct
Out diameter: 21.3mm - 610mm
Wall thickness:1.8 - 22mm
Length:0.3 12m
Steel grade:api 5l : gr b, x42, x46, x56, x60, x65, x70
Astm a53: gr a, gr b, gr c
En: s275, s275jr, s355jrh, s355j2h
Gb: q195, q215, q235, q345, l175, l210, l245, l320, l360- l555
Surface: fusion bond epoxy coating, coal tar epoxy, 3pe, vanish coating, bitumen coating, black oil coating as per customers requirement
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.
Mill test certificate: en 10204/3.1b