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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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