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Germany DIN HI Creep resistant steel plate and strip; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HI / H I
Category Grade Standard Region/Area Standard Content
Metals H I DIN 17155 Germany Creep resistant steel plate and strip; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the H I

Element Min Max Similar
Si - 0.3500 -
S - 0.0500 -
P - 0.0500 -
N - 0.0100 -
Mn 0.4000 - -
Cr - 0.3000 -
C - 0.1600 -
Si - 0.3500 -
S - 0.0500 -
P - 0.0500 -
Mn 0.4000 - -
Cr - 0.3000 -
C - 0.1600 -

Mechanical Properties of steel grade H I

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 (≥) 446 (≥) 12 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade H I

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 - -     0.14 -  
323 955 - 23.3 314   -  
121 - 11 13.2   231 231

Heat Treatment of steel grade H I

Heat treated : 1136°C - 1767°C

Technological Curves of steel grade H I

Cross Reference Table (Equivalent Grade) of H I

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