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Description

SK55-CSP Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SK55-CSP
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SK55-CSP
SUP10
SUP11A
SUP12
SUP13
S50C-CSP
S55C-CSP
S60C-CSP
S65C-CSP
S70C-CSP
SK85-CSP

Chemical composition(mass fraction)(wt.%) of the SK55-CSP

C
Si
Mn
P
S
Cr Ni
 0.9-1.0 0.35  0.5 0.03  0.03  ≤0.3  ≤0.25
Mo Al Cu Nb Ti V Ce
    ≤ 0.25        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SK55-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)
434 (≥) 349 (≥) 32 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade SK55-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
12 - -     0.32 -  
781 397 - 43.3 414   -  
259 - 12 11.2   124 341

Heat Treatment of steel grade SK55-CSP

Heat treated : 1461°C - 1514°C

Technological Curves of steel grade SK55-CSP


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