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China GJB Pd90Ir sheets and bands of precious metals and their al loys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Pd90Ir / Pd90Ir
Category Grade Standard Region/Area Standard Content
Metals Pd90Ir GJB 953A China sheets and bands of precious metals and their al loys

Chemical composition(mass fraction)(wt.%) of the Pd90Ir

Element Min Max Similar
Pd 89.5000 90.5000 -
Ir 9.5000 10.5000 -
Au - 0.0400 -
Fe - 0.0500 -
Total Others - 0.2000 -

Mechanical Properties of steel grade Pd90Ir

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)
692 (≥) 136 (≥) 12 13 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade Pd90Ir

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
34 - -     0.23 -  
676 119 - 43.3 141   -  
965 - 41 31.2   443 141

Heat Treatment of steel grade Pd90Ir

Heat treated : 1782°C - 1964°C

Technological Curves of steel grade Pd90Ir

Cross Reference Table (Equivalent Grade) of Pd90Ir

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