S30C - JIS G 4051-2005

Grade	S30C
Corresponding Standard	JIS G 4051-2005 Carbon steels for machine structural use
Classification	Carbon Steel

S30C Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr ^*	Ni	Cu	More
Minimum Value	0.27	0.15	0.6	-	-	-	-	-	Ni+Cr≤0.35*
Maximum Value	0.33	0.35	0.9	0.03	0.035	0.2	0.2	0.3	Ni+Cr≤0.35*

1 Approximate Comparison Table High-Quality Carbon Structural Steel

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

Russia

United Kingdom

ISC

CNS

JIS

ASTM/AISI

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

GOST

BS EN/BS

U20302

S30C

SM30C

1030

G10300

C30E4

C30E
Ck30

1.1178

C30E
SC32

C30E
080M30

2 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

China	Japan	International Organization for Standardization
GB	JIS	ISO
30	S30C	C30

3 Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering

China	Japan	International Organization for Standardization
GB	JIS	ISO
30	S30C	C30E

4 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	United States	International Organization for Standardization	Germany		France	European Standard		Russia	United Kingdom
GB	JIS	SAE	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
30	S30C	1030	C30 C30E4	C30 Ck30	1.0528	AF50C30 XC32	C30	1.0528	30	080M32 En5

5 Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering

Japan	International Organization for Standardization	Germany	France	European Standard		Russia	United Kingdom
JIS	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
S30C	C30E4	Ck30	XC32	C30E	1.1178	30	080M30 CS30

6 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	United States	International Organization for Standardization	France	Russia	United Kingdom
GB	JIS	ASTM/AISI	ISO	NF EN/NF	GOST	BS EN/BS
GB/T 699-1999 30	S30C	1030	ISO 630-1:1987 C30 C30E4 C30M2	C30 XC32	30	060A30

S30C Corresponding Standards(Same grade name, different standards)

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