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S 55 C-CSP

Japan JIS S55C-CSP 弹簧用冷轧钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S55C-CSP / S 55 C-CSP
Category Grade Standard Region/Area Standard Content
Metals S 55 C-CSP JIS G4802 Japan 弹簧用冷轧钢带

Chemical composition(mass fraction)(wt.%) of the S 55 C-CSP

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0350 -
P - 0.0300 -
Ni+Cr - 0.3500 -
Ni - 0.2000 -
Mn 0.6000 0.9000 -
Cu - 0.3000 -
Cr - 0.2000 -
C 0.5200 0.5800 -

Mechanical Properties of steel grade S 55 C-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)
854 (≥) 314 (≥) 34 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade S 55 C-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
23 - -     0.22 -  
717 271 - 22.3 214   -  
892 - 14 24.2   344 131

Heat Treatment of steel grade S 55 C-CSP

Heat treated : 1563°C - 1347°C

Technological Curves of steel grade S 55 C-CSP

Cross Reference Table (Equivalent Grade) of S 55 C-CSP

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