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France AFNOR NF HS2-9-2 工具钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HS2-9-2 / HS2-9-2
Category Grade Standard Region/Area Standard Content
Metals HS2-9-2 NF EN ISO 4957 France 工具钢

Chemical composition(mass fraction)(wt.%) of the HS2-9-2

Element Min Max Similar
W 1.5000 2.1000 -
V 1.7000 2.2000 -
Si - 0.5000 -
S - 0.0300 -
P - 0.0300 -
Mo 8.2000 9.2000 -
Mn - 0.4000 -
Cr 3.5000 4.5000 -
C 0.9500 1.0500 -

Mechanical Properties of steel grade HS2-9-2

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)
467 (≥) 869 (≥) 41 14 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade HS2-9-2

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 - -     0.11 -  
839 147 - 34.3 143   -  
947 - 14 31.2   312 211

Heat Treatment of steel grade HS2-9-2

Heat treated : 1546°C - 1179°C

Technological Curves of steel grade HS2-9-2

Cross Reference Table (Equivalent Grade) of HS2-9-2

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