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Yugoslavia JUS C4732 Ball and roller bearing steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C4732 / C 4732
Category Grade Standard Region/Area Standard Content
Metals C 4732 JUS C.B0.601 Yugoslavia Ball and roller bearing steels

Chemical composition(mass fraction)(wt.%) of the C 4732

Element Min Max Similar
Si - 0.4000 -
S - 0.0300 -
P - 0.0350 -
Mo 0.1500 0.3000 -
Mn 0.6000 0.9000 -
Cr 0.9000 1.2000 -
C 0.3800 0.4500 -

Mechanical Properties of steel grade C 4732

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)
415 (≥) 539 (≥) 24 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade C 4732

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
11 - -     0.44 -  
128 833 - 21.3 431   -  
179 - 22 22.2   132 244

Heat Treatment of steel grade C 4732

Heat treated : 1422°C - 1837°C

Technological Curves of steel grade C 4732

Cross Reference Table (Equivalent Grade) of C 4732

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