A709 Grade 50CR - ASTM A709/A709M-2017

Grade	A709 Grade 50CR
Corresponding Standard	ASTM A709/A709M-2017 Structural Steel for Bridges
Classification	Alloy Steel

A709 Grade 50CR Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N
Minimum Value	-	-	-	-	-	10.5	-	-
Maximum Value	0.03	1	1.5	0.04	0.01	12.5	1.5	0.03

A709 Grade 50CR Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
≥485	≥345	（in 50mm） ≥21

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!