SAWL Line Pipe

SAWL steel pipe is short for longitudinal double submerge arc welding steel pipe was made of steel plates of hot rolled by JCOE and UOE.JCOE means the forming process,Website:, as J shape, C shape, O forming, insider&outside welding and cold expansion after welding.Other name: LSAW steel pipe, DSAW steel pipe, Straight seam welding pipe, Longitudinal submerged welding pipe, EFW steel pipe1. SAWL steel pipe Product specification: O.D.: Ф406.4~Ф1422.4mm(16-56in) Length: 3~12.3m  W.T.: 8~50mm (apply to simple carbon steel, Low carbon alloy steel); 6.4~26.4mm (apply to X70 and above.)   Product standards: API Spec 5L PSL1/PSL2, API Spec 2B, GB/T9711, ISO3183-1, ISO3183-2, ISO3183-3, DNV-OS-F-101 etc. Materials: Gr.B, X42, X46, X52, X56, X60, X70, x80, x100Annual output:  150000 tons2. Inspection:☆Factory Inner control Test: Raw material re- inspection ,Products Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test, DWT test), Exterior Size Inspection, Hydrostatic Test, UT test,X-ray Test. Final inspection.☆For Nace Mr.0175 specification, HIC, SSC test should be send pipe sample to TPCO laboratory☆Third party inspection EN 10204/3.2B: CCIC, SGS, BV, Lloyds etc. ☆Mill Test Certificate: EN 10204/3.1B, we have CE certificate.3.Application: The pipes are mainly used as long distance transportation pipeline for oil, gas, liquid coal etc. on land and offshore. And also can be applied as construction pipes on offshore platform, power station, petro chemistry and city construction etc.


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