SCM445 - JIS G 4053-2003

Grade	SCM445
Corresponding Standard	JIS G 4053-2003 Alloy steel plate for machinery
Classification	Alloy Steel

SCM445 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.43	0.15	0.6	-	-	0.9	-	-	0.15
Maximum Value	0.48	0.35	0.9	0.03	0.03	1.2	0.25	0.3	0.3

Approximate Comparison Table structural alloy steel

China	Japan	United States	International Organization for Standardization	Germany		European Standard		United Kingdom
GB	JIS	ASTM	ISO	W-Nr.	L-Nr.	EN	Numerical Grade	BS EN/BS
50CrMo	SCM445	4150	50CrMo4	50CrMo4	1.7228	50CrMo4	1.7228	708M40 708M50

SCM445 Corresponding Standards(Same grade name, different standards)

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