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23 H 12 MNF

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Poland PN 23H12MNF Steel for elevated temperature service -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 23H12MNF / 23 H 12 MNF
Category Grade Standard Region/Area Standard Content
Metals 23 H 12 MNF PN H84024 Poland Steel for elevated temperature service -- Grades

Chemical composition(mass fraction)(wt.%) of the 23 H 12 MNF

Element Min Max Similar
C 0.2000 0.2600 -
Mn 0.3000 0.8000 -
P - 0.0350 -
S - 0.0350 -
Si 0.1000 0.5000 -
Ni 0.3000 0.8000 -
Cr 11.0000 12.5000 -
Mo 0.8000 1.2000 -
V 0.2500 0.3500 -
W - 0.6000 -
Nb - 0.0500 -
W - 0.6000 -
V 0.2500 0.3500 -
Si 0.1000 0.5000 -
S - 0.0350 -
P - 0.0350 -
Ni 0.3000 0.8000 -
Nb - 0.0500 -
Mo 0.8000 1.2000 -
Mn 0.3000 0.8000 -
Cr 11.0000 12.5000 -
C 0.2000 0.2600 -

Mechanical Properties of steel grade 23 H 12 MNF

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)
772 (≥) 638 (≥) 31 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade 23 H 12 MNF

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
42 - -     0.42 -  
245 856 - 24.3 221   -  
884 - 31 31.2   131 243

Heat Treatment of steel grade 23 H 12 MNF

Heat treated : 1663°C - 1162°C

Technological Curves of steel grade 23 H 12 MNF

Cross Reference Table (Equivalent Grade) of 23 H 12 MNF

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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Jiangyou Longhai Special Steel Co.,Ltd.

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