10S20 1.0721 - EN 10277-2018

Grade	10S20
European Standard Steel Grade	1.0721
Corresponding Standard	EN 10277-2018 Bright steel products - Technical delivery conditions
Classification	Carbon Steel

10S20 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.07	-	0.7	-	0.15
Maximum Value	0.13	0.4	1.1	0.06	0.25

10S20 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
5≤t≤10	Cold Drawing (+C)	520~780	≥410	≥7
10<t≤16	Cold Drawing (+C)	490~740	≥390	≥8
16<t≤40	Cold Drawing (+C)	460~720	≥360	≥9
40<t≤63	Cold Drawing (+C)	410~660	≥295	≥10
63<t≤100	Cold Drawing (+C)	380~630	≥235	≥11
16<t≤40	Rolling and Decapping (+SH)	360~530			≤156
40<t≤63	Rolling and Decapping (+SH)	360~530			≤156
63<t≤100	Rolling and Decapping (+SH)	350~490			≤146

1 Approximate Comparison Table

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

European Standard

Russia

ISC

CNS

JIS

ASTM/AISI

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

GOST

Y12

U71122

SUM21

B1112
1211①

10S20

1.0721

13MF4

10S20①

1.0721

А12

2 Approximate Comparison Table

United States		International Organization for Standardization	Germany		France	United Kingdom
ASTM/AISI	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	BS EN/BS
1108	G11080	10S20	10S20	1.0721	(10F1)	210M15

3 Approximate Comparison Table

10S20 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"!