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HS 6-5-4-2

France AFNOR NF HS6-5-4-2 工具钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HS6-5-4-2 / HS 6-5-4-2
Category Grade Standard Region/Area Standard Content
Metals HS 6-5-4-2 NF A35-590 France 工具钢

Chemical composition(mass fraction)(wt.%) of the HS 6-5-4-2

Element Min Max Similar
W 5.5000 6.4000 -
V 1.8000 2.1000 -
Si - 0.5000 -
S - 0.0300 -
P - 0.0300 -
Mo 4.7000 5.2000 -
Mn - 0.4000 -
Cr 4.0000 4.5000 -
Co - 0.5000 -
C 0.6700 0.7300 -

Mechanical Properties of steel grade HS 6-5-4-2

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)
558 (≥) 813 (≥) 24 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade HS 6-5-4-2

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
13 - -     0.23 -  
262 632 - 42.3 431   -  
266 - 11 42.2   422 321

Heat Treatment of steel grade HS 6-5-4-2

Heat treated : 1325°C - 1236°C

Technological Curves of steel grade HS 6-5-4-2

Cross Reference Table (Equivalent Grade) of HS 6-5-4-2

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