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Global 企业标准 RDN493 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: RDN493 / RDN493
Category Grade Standard Region/Area Standard Content
Metals RDN493 -- Global

Chemical composition(mass fraction)(wt.%) of the RDN493

Element Min Max Similar
Si - 0.7500 -
S - 0.0300 -
P - 0.0400 -
Ni 8.5000 9.5000 -
Mn - 2.0000 -
Cu 3.0000 4.0000 -
Cr 17.0000 19.0000 -
C - 0.0300 -

Mechanical Properties of steel grade RDN493

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)
937 (≥) 237 (≥) 33 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade RDN493

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
14 - -     0.31 -  
488 272 - 34.3 431   -  
445 - 11 11.2   313 141

Heat Treatment of steel grade RDN493

Heat treated : 1512°C - 1244°C

Technological Curves of steel grade RDN493

Cross Reference Table (Equivalent Grade) of RDN493

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