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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)
522 (≥) 694 (≥) 41 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

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
12 - -     0.12 -  
347 126 - 22.3 211   -  
986 - 14 34.2   442 133

Heat Treatment of steel grade H81451

Heat treated : 1717°C - 1782°C

Technological Curves of steel grade H81451

Cross Reference Table (Equivalent Grade) of H81451

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