51B60 G51601 - ASTM A29/A29M-2020

Grade	51B60
USA UNS	G51601
Corresponding Standard	ASTM A29/A29M-2020 General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
Classification	Alloy Steel

51B60 Chemical Element Composition Content (%)

Component	C	Si ^①	Mn	P	S	Cr	Ni ^②	Cu ^②	Mo ^②	B ^③
Minimum Value	0.56	0.15	0.75	-	-	0.7	-	-	-	0.0005
Maximum Value	0.64	0.35	1	0.035	0.04	0.9	0.25	0.35	0.06	0.003

Approximate Comparison Table Spring Steel

China		Taiwan, China	Japan	South Korea	United States		International Organization for Standardization	Germany	Russia
GB	ISC	CNS	JIS	KS	AISI	UNS	ISO	DIN EN/DIN	GOST
60CrMnBA	A22613	SUP11A	SUP11A	SPS7	51B60	G51601	60Cr1	58CrMnB4	55ХГР

51B60 Corresponding Standards(Same grade name, different standards)

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