28Cr4 - ISO 683-3-2019

Grade	28Cr4
Corresponding Standard	ISO 683-3-2019 Heat-treatable steels,alloy steels and free-cutting steels--Part 3: Case-hardening steels
Classification	Alloy Steel

28Cr4 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu
Minimum Value	0.24	-	0.6	-	-	0.9	-
Maximum Value	0.31	0.4	0.9	0.025	0.035	1.2	0.4

Approximate Comparison Table Hardenability Guaranteed Structural Steel

China	International Organization for Standardization	Germany	European Standard
GB	ISO	DIN EN/DIN	EN	Numerical Grade
28CrH	28Cr4	28Cr4	28Cr4	1.7030

28Cr4 Corresponding Standards(Same grade name, different standards)

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