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API 5L grade B (L245) chemical composition, tensile properties and OD wall thickness tolerances
API 5L Pipe Grade： L245 or Grade B （PSL1） Chemical composition: C: ≤0.28(seamless) ≤0.26(welded) Mn：≤1.20 P：≤0.030 S: ≤0.030 Cu:≤0.50 Ni：≤0.50 Cr：≤0.50 Mo：≤0.15 *Unless otherwise agreed,V+Nb：≤0.06 *V+Nb+Ti: ≤0.15
November 14, 2023
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