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America UNS S44500 高铬铜耐热铌稳定钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S44500 / S44500
Category Grade Standard Region/Area Standard Content
Metals S44500 -- America 高铬铜耐热铌稳定钢

Chemical composition(mass fraction)(wt.%) of the S44500

Element Min Max Similar
Si - 1.0000 -
S - 0.0120 -
P - 0.0400 -
Ni - 0.6000 -
Nb - - -
N - 0.0300 -
Mn - 1.0000 -
Cu 0.3000 0.6000 -
Cr 19.0000 21.0000 -
C - 0.0200 -

Mechanical Properties of steel grade S44500

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)
644 (≥) 137 (≥) 23 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade S44500

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 - -     0.31 -  
364 628 - 13.3 122   -  
465 - 12 21.2   341 132

Heat Treatment of steel grade S44500

Heat treated : 1881°C - 1825°C

Technological Curves of steel grade S44500

Cross Reference Table (Equivalent Grade) of S44500

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