A607 Grade 55 - ASTM A607-1998 - H2ABC

中文版

Grade	A607 Grade 55
Corresponding Standard	ASTM A607-1998 Steel, Sheet and Strip, High-Strength, Low-Alloy, Columbium or Vanadium, or Both, Hot-Rolled and ColdRolled
Classification	Alloy Steel

A607 Grade 55 Chemical Element Composition Content (%)

	Component	C	Mn	P	S	Cu	V ^①	Cb ^①
Class 1	Minimum Value	-	-	-	-	0.2	0.01	0.005
Class 1	Maximum Value	0.25	1.35	0.04	0.04	-	-	-

	Component	C	Mn	P	S	Cu	V ^①	Cb ^①
Class 2	Minimum Value	-	-	-	-	0.2	0.01	0.005
Class 2	Maximum Value	0.15	1.35	0.04	0.04	-	-	-

A607 Grade 55 Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Class 1, Cold rolled	≥480	≥380	in 50mm ≥18
Class 1, Hot rolled t＞2.46mm	≥480	≥380	≥20
Class 1, Hot rolled, t≤2.46mm	≥480	≥380	≥18
Class 2, Cold rolled	≥450	≥380	≥18
Class 2, Hot rolled t＞2.46mm	≥450	≥380	≥20
Class 2, Hot rolled, t≤2.46mm	≥450	≥380	≥18

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