SK70 - JIS G 4401-2022

SK70 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	0.65	0.1	0.1	-	-	-	-	-
Maximum Value	0.75	0.35	0.5	0.03	0.03	0.3	0.25	0.25

1 Approximate Comparison Table Carbon Tool Steel

China		Japan	International Organization for Standardization	European Standard
GB	ISC	JIS	Numerical Grade	EN
T7	T00070	SK70	C70U	C70U

2 Approximate Comparison Table Carbon Tool Steel 1

China		Taiwan, China	Japan	South Korea	International Organization for Standardization	Germany		France	Russia	Sweden	United Kingdom
GB	ISC	CNS	JIS	KS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST	SS	BS EN/BS
T7	T00070	SK 7	SK 70	STC 7	C70U	C70W2	1.1620	C70U C70E2U	У7-1	1770	C70U

SK70 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!