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Poland PN 15HMF Steel for elevated temperature service -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 15HMF / 15 HMF
Category Grade Standard Region/Area Standard Content
Metals 15 HMF PN H84024 Poland Steel for elevated temperature service -- Grades

Chemical composition(mass fraction)(wt.%) of the 15 HMF

Element Min Max Similar
V 0.2500 0.3500 -
Si 0.1700 0.3700 -
S - 0.0250 -
P - 0.0300 -
Ni - 0.3000 -
Mo 0.9000 1.1000 -
Mn 0.4000 0.7000 -
Cu - 0.3000 -
Cr 1.2000 1.6000 -
C 0.1200 0.1900 -

Mechanical Properties of steel grade 15 HMF

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)
494 (≥) 549 (≥) 11 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade 15 HMF

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
11 - -     0.42 -  
251 157 - 44.3 112   -  
287 - 13 33.2   434 423

Heat Treatment of steel grade 15 HMF

Heat treated : 1816°C - 1262°C

Technological Curves of steel grade 15 HMF

Cross Reference Table (Equivalent Grade) of 15 HMF

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