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America UNS K90987 高速钢焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K90987 / K90987
Category Grade Standard Region/Area Standard Content
Metals K90987 -- America 高速钢焊条

Chemical composition(mass fraction)(wt.%) of the K90987

Element Min Max Similar

Mechanical Properties of steel grade K90987

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)
118 (≥) 592 (≥) 42 14 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade K90987

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 - -     0.21 -  
681 322 - 22.3 111   -  
453 - 24 43.2   131 333

Heat Treatment of steel grade K90987

Heat treated : 1172°C - 1565°C

Technological Curves of steel grade K90987

Cross Reference Table (Equivalent Grade) of K90987

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