6118H H61180 - ASTM A304-2016

Grade	6118H
USA UNS	H61180
Corresponding Standard	ASTM A304-2016 Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements
Classification	Alloy Steel

6118H Chemical Element Composition Content (%)

Component	C	Si	Mn	Cr	Ni ^①	Cu ^①	Mo ^①	V
Minimum Value	0.15	0.15	0.4	0.4	-	-	-	0.1
Maximum Value	0.21	0.35	0.8	0.8	0.25	0.35	0.06	0.15

Note: Standard H Steels can be produced with a lead range of 0.15-0.35 %. Such steels are identified by inserting the letter L between the second and third numerals of the grade designation, for example, 40L40 H. Lead is generally reported as a range of 0.15-0.35 %.

① Residual Elements

6118H Corresponding Standards(Same grade name, different standards)

1	SAE J 1268-2010
	6118H H61180
2	ASTM A304-2016
	6118H H61180

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