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  • Specification:
  • 1. Out diameter: 406.4mm - 1422.4mm (16"-56")
  • 2. Thickness: 9.5mm-38.1mm
  • 3. Length: 6m-12.5m
  • 4. Type: LSAW (Longitudinal Submerged-Arc Welded), DSAW (Double Submerged-arc welded) Steel Pipe
  • 5. Manufacturing Process:JCO(JCOE,COE)
  • 6. Standard: API SPEC 5L (ISO 3183), GB/T 9711.1, GB/T 9711.2, GB/T 9711.3  BSEN10217 
  • 7. Uses: for conveying gas, water and oil, in the oil or natural gas industries
  • 8. Chemical Analysis (%):
  • Standard Type of pipe Class Grade C max Si max Mn max P max S max V max Nb max Ti max
    API SPEC 5L
    /ISO 3183     		WELD PSL1 L245 B 0.26 - 1.2 - 0.03 0.03 - -
    L290/X42 0.26 - 1.3 - 0.03 0.03 - -
    L320/X46 0.26 - 1.4 - 0.03 0.03 - -
    L360/X52 0.26 - 1.4 - 0.03 0.03 - -
    L390/X56 0.26 - 1.4 - 0.03 0.03 - -
    L415/X60 0.26 - 1.4 - 0.03 0.03 - -
    L450/X65 0.26 - 1.4 - 0.03 0.03 - -
    L485/X70 0.26 - 1.4 - 0.03 0.03 - -
    PSL2 L245M/GR.BM 0.22 0.45 1.2 0.025 0.015 0.05 0.05 0.04
    L290M/X42M 0.22 0.45 1.3 0.025 0.015 0.05 0.05 0.04
    L320M/X46M 0.22 0.45 1.3 0.025 0.015 0.05 0.05 0.04
    L360M/X52M 0.22 0.45 1.4 0.025 0.015 - - -
    L390M/X56M 0.22 0.45 1.4 0.025 0.015 - - -
    L415M/X60M 0.12 0.45 1.6 0.025 0.015 - - -
    L450M/X65M 0.12 0.45 1.6 0.025 0.015 - - -
    L485M/X70M 0.12 0.45 1.7 0.025 0.015 - - -
    L555M/X80M 0.12 0.45 1.85 0.025 0.015 - - -
  • 9. Mechanical Properties
  • Standard Class Grade Yield Strength (MPa) Tensile Strength (MPa) Elongation(%) Y.S/T.S
    API SPEC 5L
    /ISO 3183     		PSL1 L245 B min 245 415 b -
    L290/X42 min 290 415 b -
    L320/X46 min 320 435 b -
    L360/X52 min 360 460 b -
    L390/X56 min 390 490 b -
    L415/X60 min 415 520 b -
    L450/X65 min 450 535 b -
    L485/X70 min 480 470 b -
    PSL2 L245N/BN
    L245M/BM     		min 245 415 b -
    max 450 760 b 0.93
    L290N/X42N
    L290M/X42M     		min 290 415 b -
    max 495 760 b 0.93
    L320N/X46N
    L320M/X46M     		min 320 435 b -
    max 525 760 b 0.93
    L360N/X52N
    L360M/X52M     		min 360 460 b -
    max 530 760 b 0.93
    L390N/X56N
    L390M/X56M     		min 390 490 b -
    max 545 760 b 0.93
    L415N/X60N
    L415M/X60M     		min 415 520 b -
    max 565 760 b 0.93
    L450M/X65M min 450 535 b -
    max 600 760 b 0.93
    L485M/X70M min 485 570 b -
    max 635 760 b 0.93
    L555M/X80M min 555 625 b -
    max 705 825 b 0.93


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