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Description

S70C-CSP Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: S70C-CSP
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel S70C-CSP
SUP9
SUP9A
SUP10
SUP11A
SUP12
SUP13
S50C-CSP
S55C-CSP
S60C-CSP
S65C-CSP

Chemical composition(mass fraction)(wt.%) of the S70C-CSP

 

C
Si
Mn
P
S
Cr Ni
 0.65-0.75 0.15-0.35  0.6-0.9  0..03  0.035   ≤0.2  ≤0.2
Mo Al Cu Nb Ti V Ce
    ≤ 0.3        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade S70C-CSP

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
238 (≥) 759 (≥) 24 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade S70C-CSP

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
24 - -     0.33 -  
322 467 - 34.3 331   -  
865 - 43 24.2   142 214

Heat Treatment of steel grade S70C-CSP

Heat treated : 1516°C - 1212°C

Technological Curves of steel grade S70C-CSP


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