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18H3MV

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Russia GOST 18H3MV Heat-resistant steel. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18H3MV / 18H3MV
Category Grade Standard Region/Area Standard Content
Metals 18H3MV GOST 20072 Russia Heat-resistant steel. Specifications

Chemical composition(mass fraction)(wt.%) of the 18H3MV

Element Min Max Similar
W 0.5000 0.8000 -
V 0.0500 0.1500 -
Ti - 0.0300 -
Si 0.1700 0.3700 -
S - 0.0250 -
P - 0.0300 -
Ni - 0.3000 -
Mo 0.5000 0.7000 -
Mn 0.2500 0.5000 -
Cu - 0.2000 -
Cr 2.5000 3.0000 -
C 0.1500 0.2000 -

Mechanical Properties of steel grade 18H3MV

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)
515 (≥) 573 (≥) 41 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade 18H3MV

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 -  
388 652 - 22.3 341   -  
458 - 43 23.2   231 122

Heat Treatment of steel grade 18H3MV

Heat treated : 1939°C - 1778°C

Technological Curves of steel grade 18H3MV

Cross Reference Table (Equivalent Grade) of 18H3MV

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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