welded pipes GB/T9711 PSL1 and PSL2

GB/T9711-2011 PSL1 L175 Chemical Composition and Mechanical Property
C Mn P S Cr Mo
≤0.21 ≤0.60 ≤0.30 ≤0.030 - -
Yield Strength TensileStrength Elongation%
≥175 ≥315 ≥c
GB/T9711-2011 PSL1 L175P Chemical Composition and Mechanical Property
C Mn P S Cr Mo
≤0.21 ≤0.60 0.045-0.080 ≤0.030 - -
Yield Strength TensileStrength Elongation%
≥175 ≥310 ≥c
GB/T9711-2011 PSL1 L210 Chemical Composition and Mechanical Property
C Mn P S Cr Mo
≤0.22 ≤0.90 ≤0.030 ≤0.030 - -
Yield Strength TensileStrength Elongation%
≥210 ≥335 ≥c
GB/T9711-2011 PSL1 L245 Chemical Composition and Mechanical Property
C Mn P S Cr Mo
≤0.28 ≤1.20 ≤0.030 ≤0.030 - -
Yield Strength TensileStrength Elongation%
≥245 ≥415 ≥c
GB/T9711-2011 PSL1 L290 Chemical Composition and Mechanical Property
C Mn P S V Nb
≤0.28 ≤1.30 ≤0.030 ≤0.030 ≤d ≤d
Yield Strength TensileStrength Elongation%
≥290 ≥415 ≥c
GB/T9711-2011 PSL1 L320 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength TensileStrength Elongation%
≥290 ≥415 ≥c
GB/T9711-2011 PSL1 L360 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength TensileStrength Elongation%
≥360 ≥460 ≥c
GB/T9711-2011 PSL1 L390 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength TensileStrength Elongation%
≥390 ≥490 ≥c
GB/T9711-2011 PSL1 L415 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤f ≤f ≤f
Yield Strength TensileStrength Elongation%
≥415 ≥520 ≥c
GB/T9711-2011 PSL1 L450 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤f ≤f ≤f
Yield Strength TensileStrength Elongation%
≥450 ≥535 ≥c
GB/T9711-2011 PSL1 L485 Chemical Composition and Mechanical Property
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤f ≤f ≤f
Yield Strength TensileStrength Elongation%
≥485 ≥570 ≥c
GB/T9711-2011 PSL2 L245 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.20 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04
Yield Strength TensileStrength Elongation%
245-450 415-760 ≥f
GB/T9711-2011 PSL2 L290 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.30 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04
Yield Strength TensileStrength Elongation%
290-495 415-760 ≥f
GB/T9711-2011 PSL2 L320 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.30 ≤0.025 ≤0.015 ≤0.05 ≤0.05 ≤0.04
Yield Strength TensileStrength Elongation%
320-525 415-760 ≥f
GB/T9711-2011 PSL2 L360 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.40 ≤0.025 ≤0.015 ≤d ≤d ≤d
Yield Strength TensileStrength Elongation%
360-530 460-760 ≥f
GB/T9711-2011 PSL2 L390 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.40 ≤0.025 ≤0.015 ≤d ≤d ≤d
Yield Strength TensileStrength Elongation%
390-545 490-760 ≥f
GB/T9711-2011 PSL2 L415 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.60 ≤0.025 ≤0.015 ≤g ≤g ≤g
Yield Strength TensileStrength Elongation%
415-565 520-760 ≥f
GB/T9711-2011 PSL2 L450 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.60 ≤0.025 ≤0.015 ≤g ≤g ≤g
Yield Strength TensileStrength Elongation%
450-600 535-760 ≥f
GB/T9711-2011 PSL2 L485 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.70 ≤0.025 ≤0.015 ≤g ≤g ≤g
Yield Strength TensileStrength Elongation%
485-635 570-760 ≥f
GB/T9711-2011 PSL2 L555 Chemical Composition and Mechanical Property
C Si Mn P S V Nb Ti
≤0.22 ≤0.45 ≤1.85 ≤0.025 ≤0.015 ≤g ≤g ≤g
Yield Strength TensileStrength Elongation%
555-705 625-825 ≥f
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