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America UNS R20500 Chromium-Nickel alloy and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: R20500 / R20500
Category Grade Standard Region/Area Standard Content
Metals R20500 -- America Chromium-Nickel alloy

Chemical composition(mass fraction)(wt.%) of the R20500

Element Min Max Similar

Mechanical Properties of steel grade R20500

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)
847 (≥) 718 (≥) 33 21 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade R20500

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
12 - -     0.22 -  
849 781 - 22.3 231   -  
189 - 43 12.2   344 321

Heat Treatment of steel grade R20500

Heat treated : 1324°C - 1417°C

Technological Curves of steel grade R20500

Cross Reference Table (Equivalent Grade) of R20500

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