5120 - ASTM A519/A519M-2024

Grade	5120
Corresponding Standard	ASTM A519/A519M-2024 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
Classification	Alloy Steel

5120 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni ^*	Cu ^*	Mo ^*
Minimum Value	0.17	0.15	0.7	-	-	0.7	-	-	-
Maximum Value	0.22	0.35	0.9	0.04	0.04	0.9	0.25	0.35	0.1

Approximate Comparison Table Structural Alloy Steel

China	Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia
GB	JIS	SAE	ISO	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST
20CrMn 20CrMnTi 20MnCr	SMnC420H	5120	20MnCr5	20MnCr5	20MC5	20MnCr5	1.7147	18KHG

5120 Corresponding Standards(Same grade name, different standards)

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