Q235 oil well tubing pipes/API carbon steel pipes/oil drilling pipes for oil industry Size: O.D.: 48-1200mm Thickness: 3.9-65mm Length: 5m, 5.8m, 6m, 11.8m, 12m or other length as customers' requests Standard: API SPEC 5L;ASTMA53/ASTMA106;GB/T8162 ; GB/T8163; GB/T17396;GB9948ASMESA213;GB/T5312;YB/T5052; GB6479;GB/T9711.1;GB/T9711.2ISO31831;ISO31832; GB3087;GB5310;DIN17175;ASMESA106 ;ASMESA210; ASMESA213;ASMESA335 Application range: Petroleum cracking pipe, Fluid pipe, chemical, machinery, Line pipe, Structure tube, Electric power, ship building, Geological drilling pipe, Hydraulic prop tube, Geological drilling pipe, Boiler pipe, Construction, etc Technique: Hot rolled; Cold rolled and Cold drawn Steel Grade: B, X42 up to X70; L245, L290 up to L485; 10#/20#/Q295/Q345 20G/20MnG, 25MnG/15MoG, 20MoG/15CrMoG; 12Cr1MoVG, 13CrMo44 ST35.8/ST45.8; SA106A/B/C, SA210A/B/C; T2/P2, T11/P11; T12/P12 Surface: Anti-rust oil, black painting. Epoxy Coating Bitumen Coating Coal- Tar Enamel Coating FBE, 3PE coating Or as customers' requirements Pipe end: Plain end; beveled end; Protected by plastic pipe cap Inspection: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatics Test, X-ray Third party inspection: SGS, BV. Certificate: API 5L, API 5CT, ISO, CE Origin Tianjin China TIANJIN DALIPU OIL COUNTRY TUBULAR GOODS CO., LTD is a modern professional industry and trade combined enterprise specializing in producing and trading pipes in oil field. The main products of our company are the oil casings and oil pipe lines. Our products have casing pipe, tubing pipe, casing and tubing coupling, pup joint, line pipe, crossover, flange, protect caps and so on.We not only supply our goods with many large oil fields, but also establish a long-term business relationship with the Middle East Europe, Africa and other countries around the world and co-operative very well.