Electric resistance welded steel pipe
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 72;c 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 customer&s requirement.
Process:lsaw - rb(rbejco(jcoe, coe)
Dsaw -double submerged arc welded
Usage:used for low pressure liquid delivery, such as water, gas, and oil.
Standard:api 5l, api 5ct, astm 53, en10217, din 2458. Is 3589, gb/t3091, gb/t9711
Certificate:api 5l psl1 / psl2, api 5ct
Out diameter:323.9mm-1820mm(12''-72'')
Wall thickness:5.0 - 50mm.
Quality standard:
Gb/t 8163: seamless steel tubes for liquid service
Gb 3087: seamless steel tubes for low and medium pressure
Gb 5310: seamless steel tubes and pipes for high pressure boiler
Astm a106: standard specification for seamless carbon steel pipe for high-temperature service
Astm a179: standard specification for seamless cold-drawn low-carbon steel heat-exchanger and condenser tubes
Astm a192: standard specification for seamless carbon steel boiler tubes for high-pressure service
Astm a333: standard specification for seamless and welded steel pipe for low-temperature service
Astm a335: standard specification for seamless ferritic alloy-steel pipe for high-temperature service
Jis g3452: carbon steel pipes for ordinary piping
Jis g3454: carbon steel pipes for pressure service
Bs 3059: steel boiler and superheater tubes
Din 1629: seamless circular tubes of non alloy steels with special quality requirements
Din 17175: seamless steel tubes for elevated temperatures
Api 5l: line pipe
Size:
Outer diameter: hot finish: 2" - 30", cold drawn: 0.875" - 18"
Wall thickness: hot finish: 0.250" - 4.00", cold drawn: 0.035" - 0.875"
Length: random length, fixed length, srl, drl
Heat treatment: annealed, normalized
Surface: zinc coating, black phosphated, oiled.
