Inner control Test with full records: 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 anti-sour pipe 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 API, ISO, CE and TS certificate. We configure automatic control system and on-line quality inspection system; fully carry out for each single pipe, the physical and chemical inspection, nondestructive Inspection, hydraulic pressure inspection, Metallographic Analysis to ensure the pipe quality
LSAW steel Pipe,Longitudinal-seam Submerge arc welding steel pipe,DSAW steel pipe LSAW steel pipe is short for Longitudinal double submerge arc welding steel pipe was made of steel plates of hot rolled by JCOE and UOE.
LSAW steel pipe API SPEC 5L, ISO3183, EN10217, EN10219, ASTMA691,ASTMA672,ASTMA515,ASTMA53,ASTMA252, GB9711, LSAW steel pipes etc. The Size is from OD 406mm to OD 1524mm .Wall thickness scope from 7.92mm to 38mm. Flange: Slip on flange,Weld neck flange,Plate flange ANSI B 16.5 150LB-900LB ANSI B16.47,ASME B 16.47,Series A(MSS SP44) ,Series B(API 605)
Out Diameter: 355.6mm- 1828.8mm ( 14 inch- 72 inch) Wall Thickness:8-60mm Length: single joint length up to 12m, butting-jointing length up to 60m Surface: Fusion Bond Epoxy Coating, Coal Tar Epoxy , Polyamide Epoxy 3PE, 3PP, Hot-Dipped Galvanized, Zinc Coating, Bitumen, Varnish Coating, and etc.