C15 1.0401 - DIN 1652-1963

Grade	C15
Germany W-Nr.	1.0401
Corresponding Standard	DIN 1652-1963 Bright non-alloy steel - Technical delivery conditions
Classification	Carbon Steel

C15 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	N ^*
Minimum Value	0.12	0.15	0.25	-	-	-
Maximum Value	0.18	0.35	0.5	0.045	0.045	0.01

C15 Mechanical Properties

thickness d mm	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
t≤5	C15 K	Cold Drawing + No Heat Treatment (K)	≥550	≥450	≥6
5<t≤10		Cold Drawing + No Heat Treatment (K)	≥500	≥380	≥7
10<t≤16		Cold Drawing + No Heat Treatment (K)	≥500	≥340	≥8
16<t≤25		Cold Drawing + No Heat Treatment (K)	≥500	≥310	≥9
25<t≤40		Cold Drawing + No Heat Treatment (K)	≥450	≥260	≥10
40<t≤100		Cold Drawing + No Heat Treatment (K)	≥370	≥200	≥12
t>100		Cold Drawing + No Heat Treatment (K)	≥370	≥200	≥12
All Sizes	C15 K+G；C15 SH+G	Cold Drawn + Softening Annealing (K+G) or Pickling + Softening (SH+G)				≤140 HB30

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

C15 Corresponding Standards(Same grade name, different standards)

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