API 5L seamless seamless steel line pipe Application: for petroleum and natural gas industriesChemical properties and mechanical properties Grade and Chemical Composition (％)API 5L PSL1GradeC (Max)Mn (Max)P (Max)S (Max)Ti (Max)A25,TypeⅠ0.210.60.030.03-A25,Type Ⅱ0.210.60.045~0.080.03-A0.220.90.030.03-B0.281.20.030.030.04X420.281.30.030.030.04X46, X52, X560.281.40.030.030.04X600.281.40.030.030.04X65, X700.281.40.030.030.06API 5L PSL2GradeC(Max)Mn(Max)P(Max)S(Max)Ti(Max)B0.241.20.0250.0150.04X420.241.30.0250.0150.04X46,X52,X56, X600.241.40.0250.0150.04X65,X70, X800.241.40.0250.0150.06Mechanical Properties：1.API 5L PSL1GradeYield Strength, Min (Mpa)Tensile Strength, Min (Mpa)A25172310A207331B241414X42290414X46317434X52359455X56386490X60414517X65448531X704835652.API 5L PSL2GradeYield Strength, Min (Mpa)Tensile Strength, Min (Mpa)B241~448d414~758X42290~496414~758X46317~524434~758X52359~531455~758X56386~544490~758X60414~565517~758X65448~600531~758X70483~621565~758X80552~690e621~827Seamless steel pipe specificationOuter diameter(OD): 10.3mm~863mm Thickness: 2mm~100mm Length: 3m, 5.8m, 6m, 10m, 11.8m, 12m, 14m or as per customers’ request Ends type: plain ends (square cut), bevel ends, thread, coupling ......SurfaceAll surfaces have been 100% visually inspected. The surface condition complies with API 5L standard. Coverage:(a) longitudinal: 100% of the pipe surface (b) pipe ends not scanned by automatic ultrasonic system shall be inspected by manual UT or Magnetic Particle Examination.Hydrostatic test(a) Test pressure may not exceed 2970 psi in accordance to API 5L requirements (b) Holding time: minimum 5 seconds, Certification and traceabilityAll dimensions will be supplied with a 3.2 certificate according to EN 10204, endorsed by recognized and independent inspection agency. Marking on pipes accordance with API requirements & mill standard, size, weight, heat number. Dimensional controlAll dimensions will be supplied according to API 5L standard; In addition, the following tolerances apply: (a) Pipe body: +/- 0,75% (b) Pipe end: +/- 0,5% (c) Thickness: +15%, -12,5% (d) Length: -0 / +100mm Pipe EndsPipe Ends are plain or bevel. Bevel End angle shall be 30°- 0°/+5°, Ends is protected by plastic/metal cap/ends protector. ProtectionVarnish painting, galvanized, 3LPE, 3PP, anti-corrosion material coating. Packing and shipmentFor 1/2" to 8" seamless steel pipe, packaging always be in bundles with steel strip, 9'' and upper size will be in loose. Coating type: bare, varnish painting(anti-rusted painting), hot dipped galvanized, 3LPE, 3PP End protect: plastic ends cap, end protector. Packing: Bundled or each piece with knitted plastic bag, wooden cases or Ply-wooden Case /Iron Case/ Bundle or as per customers' requirement.CustomersThe annual yearly output is about 30000 tons which is exported to all over the world, such as Korea, Malaysia, Vietnam, Thailand, Indonesia, Taiwan, India UAE, Egypt, United Kingdom, Serbia, Argentina and so on.