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America UNS K71040 钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K71040 / K71040
Category Grade Standard Region/Area Standard Content
Metals K71040 -- America

Chemical composition(mass fraction)(wt.%) of the K71040

Element Min Max Similar

Mechanical Properties of steel grade K71040

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)
132 (≥) 738 (≥) 31 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade K71040

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
43 - -     0.13 -  
356 698 - 21.3 411   -  
386 - 33 22.2   212 442

Heat Treatment of steel grade K71040

Heat treated : 1152°C - 1724°C

Technological Curves of steel grade K71040

Cross Reference Table (Equivalent Grade) of K71040

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