15 U20152 - GB /T 699-2015

Grade	15
China ISC	U20152
Corresponding Standard	GB /T 699-2015 Quality Carbon Structure Steels
Classification	Carbon Steel
Properties	Machinability Weldability
Density	7.85 g/cm³

15 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	0.12	0.17	0.35	-	-	-	-	-
Maximum Value	0.18	0.37	0.65	0.035	0.035	0.25	0.3	0.25

15 Mechanical Properties

diameter(thickness) d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
d=25 (Sample size)	Normalizing	≥375	≥225	≥27	≥55	Unprocessed Steel ≤143

1 Approximate Comparison Table High-Quality Carbon Structural Steel

China

Taiwan, China

Japan

South Korea

United States

Germany

France

Russia

Sweden

United Kingdom

ISC

CNS

JIS

ASTM/AISI

UNS

DIN EN/DIN

W-Nr.

NF EN/NF

GOST

BS EN/BS

U20152

S15C

SM15C

1015

G10150

C15
Ck15

1.0401
1.1141

C12
XC15

1350
1370

040A15
080M15

2 Approximate Comparison Table High-Quality Carbon Structural Steel

3 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	United States	International Organization for Standardization	Germany		France	European Standard		Russia	Sweden	United Kingdom
GB	JIS	ASTM	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
15	S15C	Gr.1015 Gr.1016	C15E4	C15 Ck15	1.1141	C18RR XC12 XC15	C15E	1.1141	15	1370	040A15 080M15 CS17

4 Approximate Comparison Table High-Quality Carbon Structural Steel

5 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	South Korea	United States	International Organization for Standardization	Germany		France	Russia	United Kingdom
GB	JIS	KS	ASTM/AISI	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST	BS EN/BS
15	S15C	STKM12B	1015	C15E4	C15C	1.0234	C15C	15	C15C

15 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"!