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Finland SFS 917 Tool steel SFS 917. High speed steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 917 / 917
Category Grade Standard Region/Area Standard Content
Metals 917 SFS 917 Finland Tool steel SFS 917. High speed steel

Chemical composition(mass fraction)(wt.%) of the 917

Element Min Max Similar

Mechanical Properties of steel grade 917

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)
397 (≥) 827 (≥) 44 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 917

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 - -     0.14 -  
866 517 - 11.3 112   -  
744 - 34 41.2   414 321

Heat Treatment of steel grade 917

Heat treated : 1834°C - 1999°C

Technological Curves of steel grade 917

Cross Reference Table (Equivalent Grade) of 917

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