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Russia GOST R18K5F2 Bars and strips out of high-speed steel. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: R18K5F2 / R18K5F2
Category Grade Standard Region/Area Standard Content
Metals R18K5F2 GOST 19265 Russia Bars and strips out of high-speed steel. Specifications

Chemical composition(mass fraction)(wt.%) of the R18K5F2

Element Min Max Similar

Mechanical Properties of steel grade R18K5F2

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)
332 (≥) 761 (≥) 24 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade R18K5F2

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
32 - -     0.13 -  
594 176 - 23.3 444   -  
733 - 14 12.2   324 144

Heat Treatment of steel grade R18K5F2

Heat treated : 1195°C - 1157°C

Technological Curves of steel grade R18K5F2

Cross Reference Table (Equivalent Grade) of R18K5F2

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