GB T9711 pipeline

GB/T9711 L245 Pipeline
C Mn P S
≤0.28 ≤1.20 ≤0.030 ≤0.030
Yield Strength Tensile Strength Elongation %
≥245 ≥415 ≥c
GB/T9711 L290 Pipeline
C Mn P S V Nb Ti
≤0.28 ≤1.30 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength Tensile Strength Elongation %
≥290 ≥415 ≥c
GB/T9711 L360 Pipeline
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength Tensile Strength Elongation %
≥360 ≥460 ≥c
GB/T9711 L390 Pipeline
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤d ≤d ≤d
Yield Strength Tensile Strength Elongation %
≥390 ≥490 ≥c
GB/T9711 L415 Pipeline
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤f ≤f ≤f
Yield Strength Tensile Strength Elongation %
≥415 ≥520 ≥c
GB/T9711 L485 Pipeline
C Mn P S V Nb Ti
≤0.28 ≤1.40 ≤0.030 ≤0.030 ≤f ≤f ≤f
Yield Strength Tensile Strength Elongation %
≥485 ≥570 ≥c
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