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Russia GOST H99N5 Metallic chromium and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H99N5 / H99N5
Category Grade Standard Region/Area Standard Content
Metals H99N5 GOST 5905 Russia Metallic chromium

Chemical composition(mass fraction)(wt.%) of the H99N5

Element Min Max Similar
Zn - 0.0060 -
Sn - 0.0040 -
Si - 0.2000 -
Sb - 0.0080 -
S - 0.0200 -
Pb - 0.0008 -
P - 0.0200 -
N - 0.0500 -
Fe - 0.5000 -
Cu - 0.0100 -
Cr 99.0000 - -
C - 0.0300 -
Bi - 0.0005 -
As - 0.0100 -
Al - 0.5000 -

Mechanical Properties of steel grade H99N5

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)
668 (≥) 486 (≥) 12 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade H99N5

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 - -     0.43 -  
418 529 - 22.3 331   -  
553 - 32 33.2   443 112

Heat Treatment of steel grade H99N5

Heat treated : 1716°C - 1776°C

Technological Curves of steel grade H99N5

Cross Reference Table (Equivalent Grade) of H99N5

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