20NiCrMo7 - ISO 4954-2018

Grade	20NiCrMo7
Corresponding Standard	ISO 4954-2018 Steels for Cold Heading and Cold Extruding
Classification	Alloy Steel

20NiCrMo7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.17	-	0.4	-	-	0.35	1.6	-	0.2
Maximum Value	0.23	0.3	0.7	0.025	0.025	0.65	2	0.25	0.3

1 Approximate Comparison Table Case-Carburized Bearing Steel

China		Taiwan, China	Japan	South Korea	United States	International Organization for Standardization	France	European Standard		Russia
GB	ISC	CNS	JIS	KS	ASTM/AISI	ISO	NF EN/NF	EN	Numerical Grade	GOST
G20CrNi2Mo	B12210	SNCM420	SNCM420HRCH	SNCM420	A534 4320H	20NiCrMo7 (B29)	20NCD7	20NiCrMo7	1.3576	20ХН2М (20ХНМ)

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

Japan	International Organization for Standardization	European Standard
JIS	ISO	EN	Numerical Grade
SNCM420HRCH	20NiCrMo7	20NiCrMo7	1.3576

20NiCrMo7 Corresponding Standards(Same grade name, different standards)

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