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W9Mo3Cr4V

China JB W9Mo3Cr4V 高速工具钢锻件 技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: W9Mo3Cr4V / W9Mo3Cr4V
Category Grade Standard Region/Area Standard Content
Metals W9Mo3Cr4V JB/T 4290 China 高速工具钢锻件 技术条件

Chemical composition(mass fraction)(wt.%) of the W9Mo3Cr4V

Element Min Max Similar

Mechanical Properties of steel grade W9Mo3Cr4V

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)
273 (≥) 255 (≥) 23 32 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade W9Mo3Cr4V

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
41 - -     0.43 -  
944 418 - 24.3 314   -  
251 - 33 42.2   141 212

Heat Treatment of steel grade W9Mo3Cr4V

Heat treated : 1559°C - 1379°C

Technological Curves of steel grade W9Mo3Cr4V

Cross Reference Table (Equivalent Grade) of W9Mo3Cr4V

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