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Belgium NBN C50E 淬火和回火钢 - 第1部分:一般交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C50E / C 50 E
Category Grade Standard Region/Area Standard Content
Metals C 50 E NBN EN 10083-1 Belgium 淬火和回火钢 - 第1部分:一般交货技术条件

Chemical composition(mass fraction)(wt.%) of the C 50 E

Element Min Max Similar
Si - 0.4000 -
S 0.0200 0.0400 -
P - 0.0300 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.6000 0.9000 -
Cr+Mo+Ni - 0.6300 -
Cr - 0.4000 -
C 0.4700 0.5500 -
Si - 0.4000 -
S 0.0200 0.0400 -
P - 0.0350 -
Other - - -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.6000 0.9000 -
Cr+Mo+Ni - 0.6300 -
Cr - 0.4000 -
C 0.4700 0.5500 -
Si - 0.4000 -
S 0.0200 0.0400 -
P - 0.0350 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.6000 0.9000 -
Cr+Mo+Ni - 0.6300 -
Cr - 0.4000 -
C 0.4700 0.5500 -

Mechanical Properties of steel grade C 50 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)
924 (≥) 213 (≥) 32 14 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade C 50 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
23 - -     0.22 -  
848 761 - 14.3 412   -  
296 - 12 34.2   324 311

Heat Treatment of steel grade C 50 E

Heat treated : 1125°C - 1321°C

Technological Curves of steel grade C 50 E

Cross Reference Table (Equivalent Grade) of C 50 E

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