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America UNS H81451 镍铬钼硼高合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H81451 / H81451
Category Grade Standard Region/Area Standard Content
Metals H81451 -- America 镍铬钼硼高合金钢

Chemical composition(mass fraction)(wt.%) of the H81451

Element Min Max Similar

Mechanical Properties of steel grade H81451

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)
353 (≥) 956 (≥) 23 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade H81451

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 - -     0.12 -  
264 243 - 32.3 143   -  
678 - 43 34.2   422 114

Heat Treatment of steel grade H81451

Heat treated : 1929°C - 1496°C

Technological Curves of steel grade H81451

Cross Reference Table (Equivalent Grade) of H81451

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