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Grade Ck35
Germany W-Nr. 1.1181
Corresponding Standard DIN 17204-1990
Classification Carbon Steel
Ck35 Chemical Element Composition Content (%)
Component C Si Mn P S
Minimum Value 0.32 - 0.5 - -
Maximum Value 0.39 0.4 0.8 0.035 0.035
Ck35 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Reduction of Area
ψ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
Hot drawn, cold drawn pipes Annealing ≤183
Pipe material t≤16 Normalizing (N) 520~670 ≥300 ≥17(long.)；≥15(tr.)
Pipe material 16<t≤40 Normalizing (N) 500~650 ≥280 ≥19(long.)；≥17(tr.)
Pipe material 40<t≤80 Normalizing (N) 460~630 ≥270 ≥21(long.)；≥19(tr.)
Pipes t≤8 Quenching + Tempering (V) 630~830 ≥430 ≥17(long.)；≥15(tr.) ≥40
Pipes; 8< t≤20 Quenching + Tempering (V) 600~800 ≥380 ≥19(long.)；≥17(tr.) ≥45 *
≥35
Pipes; 20< t≤50 Quenching + Tempering (V) 550~750 ≥320 ≥20(long.)；≥18(tr.) ≥50 ≥35
Pipe; 50<t≤80 Quenching + Tempering (V) 500~700 ≥290 ≥20(long.)；≥18(tr.) ≥50 ≥35
1 Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM/AISI UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
35 U20352 S35C S35C SM35C 1035 G10350 C35E4 C35E
Ck35 		1.1181 C35E
XC38 		35 1572 C35E
080M36
2 Approximate Comparison Table
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
35 S35C 1035 C35E4 Ck35 XC38
XC38H1 		C35E 1.1181 35 1572 080M36
CFS6
Ck35 Corresponding Standards(Same grade name, different standards)
1 DIN 17200-1987
Ck35 1.1181
2 DIN 17204-1990
Ck35 1.1181
3 DIN 17240-1976
Ck 35 1.1181
4 DIN 1652-1963
Ck35 1.1181

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