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America ASTM A4853 高淬透性耐磨轴承钢的标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A4853 / A485 3
Category Grade Standard Region/Area Standard Content
Metals A485 3 ASTM A485 America 高淬透性耐磨轴承钢的标准规范

Chemical composition(mass fraction)(wt.%) of the A485 3

Element Min Max Similar
Cu - 0.3500 -
Mo 0.2000 0.3000 -
Ni - 0.2500 -
Cr 1.1000 1.5000 -
P - 0.0250 -
S - 0.0250 -
Mn 0.6500 0.9000 -
Si 0.1500 0.3500 -
C 0.9500 1.1000 -

Mechanical Properties of steel grade A485 3

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)
475 (≥) 352 (≥) 23 23 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade A485 3

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
24 - -     0.33 -  
754 953 - 32.3 233   -  
521 - 41 22.2   433 113

Heat Treatment of steel grade A485 3

Heat treated : 1157°C - 1989°C

Technological Curves of steel grade A485 3

Cross Reference Table (Equivalent Grade) of A485 3

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