18NiCrMo 14-6 - ISO 683-17-2014

Grade	18NiCrMo 14-6
Corresponding Standard	ISO 683-17-2014 Heat-Treated Steels, Alloy Steels and Free-Cutting Steels - Part 17: Ball and Roller Bearing Steels
Classification	Bearing Steel

18NiCrMo 14-6 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Al	O ^①
Minimum Value	0.15	-	0.4	-	-	1.3	3.25	-	0.15	-	-
Maximum Value	0.2	0.4	0.7	0.025	0.015	1.6	3.75	0.3	0.25	0.05	0.002

Approximate Comparison Table Case-Carburized Bearing Steel

China		International Organization for Standardization	Russia
GB	ISC	ISO	GOST
G20Cr2Ni4	B11200	≈18NiCrMo14-6 (B31)	20Х2Н4А

18NiCrMo14-6 Corresponding Standards(Same grade name, different standards)

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