18CrNiMo7 - ISO 683-18-1996

Grade	18CrNiMo7
Corresponding Standard	ISO 683-18-1996 Heat-Treatable Steels, Alloy Steels and Free-Cutting Steels - Part 18: Bright Products of Unalloyed and Low Alloy Steels
Classification	Alloy Steel
Properties	Carburizing Ability

18CrNiMo7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo
Minimum Value	0.15	0.15	0.35	-	-	1.5	1.4	0.25
Maximum Value	0.21	0.4	0.65	0.035	0.035	1.8	1.7	0.35

Approximate Comparison Table Structural Alloy Steel

China	International Organization for Standardization	Germany	France	European Standard		United Kingdom
GB	ISO	W-Nr.	NF EN/NF	EN	Numerical Grade	BS EN/BS
17Cr2Ni2Mo	18CrNiMo7	17CrNiMo6 17CrNiMo7	18NCD6	18CrNiMo7-6	1.6587	820A16

18CrNiMo7 Corresponding Standards(Same grade name, different standards)

1	ISO 683-18-1996
	18CrNiMo7
2	ISO 683-11-1987
	18CrNiMo7 18CrNiMo7H 18CrNiMo7HH 18CrNiMo7HL
3	JIS G 7105-2000
	18CrNiMo7

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