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France AFNOR NF HS6-5-2 工具钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HS6-5-2 / HS6-5-2
Category Grade Standard Region/Area Standard Content
Metals HS6-5-2 NF EN ISO 4957 France 工具钢

Chemical composition(mass fraction)(wt.%) of the HS6-5-2

Element Min Max Similar
W 5.9000 6.7000 -
V 1.7000 2.1000 -
Si - 0.4500 -
S - 0.0300 -
P - 0.0300 -
Mo 4.7000 5.2000 -
Mn - 0.4000 -
Cr 3.8000 4.5000 -
C 0.8000 0.8800 -

Mechanical Properties of steel grade HS6-5-2

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)
665 (≥) 181 (≥) 23 41 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade HS6-5-2

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
22 - -     0.34 -  
598 668 - 33.3 234   -  
582 - 33 32.2   322 311

Heat Treatment of steel grade HS6-5-2

Heat treated : 1524°C - 1615°C

Technological Curves of steel grade HS6-5-2

Cross Reference Table (Equivalent Grade) of HS6-5-2

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