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Germany DIN C55E 热处理冷轧窄钢带- 交货技术条件 - 第3部分:淬火和回火钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C55E / C 55 E
Category Grade Standard Region/Area Standard Content
Metals C 55 E DIN EN 10132-3 Germany 热处理冷轧窄钢带- 交货技术条件 - 第3部分:淬火和回火钢

Chemical composition(mass fraction)(wt.%) of the C 55 E

Element Min Max Similar
Cr+Mo+Ni - 0.6300 -
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.6000 0.9000 -
Cr - 0.4000 -
C 0.5200 0.6000 -
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.6000 0.9000 -
Cr - 0.4000 -
C 0.5200 0.6000 -

Mechanical Properties of steel grade C 55 E

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)
817 (≥) 673 (≥) 31 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade C 55 E

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
33 - -     0.12 -  
955 668 - 31.3 333   -  
499 - 33 44.2   333 234

Heat Treatment of steel grade C 55 E

Heat treated : 1297°C - 1631°C

Technological Curves of steel grade C 55 E

Cross Reference Table (Equivalent Grade) of C 55 E

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