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Czech CSN 423864 Platinum-rhdium alloy PtRh20 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 423864 / 423864
Category Grade Standard Region/Area Standard Content
Metals 423864 CSN 42 3864 Czech Platinum-rhdium alloy PtRh20

Chemical composition(mass fraction)(wt.%) of the 423864

Element Min Max Similar
Other - 0.2000 -
Rh - - -
Pt 79.0000 81.0000 -

Mechanical Properties of steel grade 423864

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)
974 (≥) 411 (≥) 14 21 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade 423864

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
22 - -     0.31 -  
719 667 - 21.3 432   -  
548 - 21 33.2   413 323

Heat Treatment of steel grade 423864

Heat treated : 1553°C - 1685°C

Technological Curves of steel grade 423864

Cross Reference Table (Equivalent Grade) of 423864

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