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HSC 6-5-3

Italy UNI HSC6-5-3 Hot rolled or forged finished steel products for tools. Special alloyed high speed steel qualities and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HSC6-5-3 / HSC 6-5-3
Category Grade Standard Region/Area Standard Content
Metals HSC 6-5-3 UNI 2955-5 Italy Hot rolled or forged finished steel products for tools. Special alloyed high speed steel qualities

Chemical composition(mass fraction)(wt.%) of the HSC 6-5-3

Element Min Max Similar
W 5.7000 6.7000 -
V 2.2000 2.7000 -
Si - 0.5000 -
S - 0.0300 -
P - 0.0300 -
Mo 4.6000 5.3000 -
Mn - 0.4000 -
Cr 3.5000 4.5000 -
C 1.0000 1.1200 -

Mechanical Properties of steel grade HSC 6-5-3

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)
781 (≥) 186 (≥) 21 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade HSC 6-5-3

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
21 - -     0.33 -  
735 935 - 12.3 113   -  
535 - 31 11.2   413 122

Heat Treatment of steel grade HSC 6-5-3

Heat treated : 1529°C - 1192°C

Technological Curves of steel grade HSC 6-5-3

Cross Reference Table (Equivalent Grade) of HSC 6-5-3

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