42CrMoS4 1.7227 - EN 10083-3-2006

Grade	42CrMoS4
European Standard Steel Grade	1.7227
Corresponding Standard	EN 10083-3-2006
Classification	Alloy Steel

42CrMoS4 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo
Minimum Value	0.38	-	0.6	-	0.02	0.9	0.15
Maximum Value	0.45	0.4	0.9	0.025	0.04	1.2	0.3

• Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser, other than for the purpose of finishing the heat and for boron to have its effect on the hardenability. All reasonable precautions shall be taken to prevent the addition of such elements from scrap or other material used in the manufacture which affect the hardenability, mechanical properties and applicability.

1 Approximate Comparison Table

United States	International Organization for Standardization	Germany	France	European Standard
ASTM	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade
4140	42CrMoS4	42CrMoS4	42CD4u	42CrMoS4	1.7227

2 Approximate Comparison Table

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
42CrMoS4	42CrMoS4	1.7227

42CrMoS4 Corresponding Standards(Same grade name, different standards)

1	ISO 683-18-1996
	42CrMoS4
2	DIN 17200-1987
	42CrMoS4 1.7227
3	EN 10083-3-2006
	42CrMoS4 1.7227
4	EN 10263-4-2001
	42CrMoS4 1.7227
5	DIN EN 10263-4-2018
	42CrMoS 4 1.7227
6	EN 10263-4-2017
	42CrMoS 4 1.7227
7	ISO 683-2-2016
	42CrMoS4
8	ISO 683-18-2014
	42CrMoS4
9	EN ISO 683-2-2018
	42CrMoS4
10	ISO 4954-2018
	42CrMoS4
11	NF EN 10083-3-2006
	42CrMoS4 1.7227 (42CD4U)
12	ISO 4954-1-2024
	42CrMoS4

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