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Straight Seam Submerged Arc Od1422.4mm Welded Steel Pipes

Categories LSAW Steel Pipe
Brand Name: Huayang Steel Pipe
Model Number: Out Diameter:508mm - 1422.4mm (20"-56")Wall Thickness:9.53mm-50mmLength:6M-25M
Certification: API/CE/ISO
Place of Origin: Cangzhou China
MOQ: 50 Tons
Payment Terms: T/T, L/C
Supply Ability: 10000 tons per month
Delivery Time: 30 Days
Packaging Details: Bare Pipe
Outside Diameter: 508mm - 1422.4mm (20"-56")
Wall Thickness: 12.5mm—50mm
Quality Standards: API、DNV、ISO、DEP、EN、ASTM、DIN、BS、JIS、GB、CSA
Length: 6m—12.5m
Grades: GR.B
Section Shape: Round
Surface Treatment: bare, oiled, painting, etc
Alloy Or Not: Non-Alloy
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    Straight Seam Submerged Arc Od1422.4mm Welded Steel Pipes

    Straight Seam Submerged Arc Welded Steel Pipe LSAW Steel Pipe


    LSAW steel pipe (Longitudinally Submerged Arc Welding abbreviated as LSAW) is a professional expression term for LSAW steel pipe. It uses a single medium and thick plate as the raw material, and the steel plate is pressed (rolled) into a tube blank in a mold or a forming machine. The pipe is produced by submerged arc welding and expanded diameter.


    JCOE LSAW pipe forming process:
    Forming: After several steps of stamping on the JCO forming machine, first half of the steel plate is pressed into a "J" shape, then the other half of the steel plate is pressed into a "J" to form a "C" shape, and finally pressurized from the middle to form An open "O"-shaped tube blank is formed.


    TypesStandard
    SY/T5040-2000SY/T5037-2000SY/T9711.1-1977ASTM A252AWWA C200-97API 5L PSL1
    Tube end OD deviation±0.5%D±0.5%D-0.79mm~+2.38mm<±0.1%T<±0.1%T±1.6mm
    Wall thickness±10.0%TD<508mm, ±12.5%T-8%T~+19.5%T<-12.5%T-8%T~+19.5%T5.0mm
    D>508mm, ±10.0%TT≥15.0mm, ±1.5mm

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