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Metals -> High-temperature or heat-resistant steel and alloy -> High alloy high-temperature steel

Characteristics of the material 12KH2MV8FB   ( 12H2MV8FB,   1228 ).

Material : 12KH2MV8FB   ( 12H2MV8FB,   1228 )
Classification : High alloy high-temperature steel


Chemical composition in % of the material 12KH2MV8FB   ( 12H2MV8FB,   1228 ) .
C Si Mn Ni S P Cr Mo W V Nb
0.07 - 0.120.4 - 0.70.4 - 0.7max   0.5max   0.025max   0.0252.1 - 2.60.5 - 0.77 - 8.50.2 - 0.350.8 - 1.2


Mechanical properties under =20o of the material 12KH2MV8FB   ( 12H2MV8FB,   1228 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Pipe 32 x 6 longitudinal 910 750 16 47900 


Physical properties of the material 12KH2MV8FB   ( 12H2MV8FB,   1228 ) .
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(mGrade) kg/m3 J/(kgGrade) Ohmm
20     24.3 8010   410
100 2.17 10.25        
200 2.09 11.6        
300 2.04 11.6        
400 1.88 11.6        
500 1.72 13.85        
600 1.57 12.7        
700 1.42 14.95        
800 1.32 10.5        
900 1.24 13.85        
T E 10- 5 a 10 6 l r C R 10 9



Specification :
Mechanical properties :
s - Tensile strength , [MPa]
sT - Yield stress, [MPa]
d5 - Specific elongation at fracture , [ % ]
y - Reduction of area , [ % ]
KCU - Impact strength , [ kJ / m2]
HB - Brinell hardness , [MPa]

Physical properties :
T - Test temperature , [Grade]
E - Young modulus , [MPa]
a - Coefficient of linear expansion (range 20o - T ) , [1/Grade]
l - Termal (heat) condition coefficient , [Watt/(mGrade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kgGrade)]
R - Electrical resistance , [Ohmm]

Database of steels and alloys (Marochnik) contains information about chemical composition and properties of 1500 steels and alloys (stainless steel, alloy steel, carbone steel, structural steel, tool steel, cast iron, aluminum alloy, titanium alloy, copper alloy, nickel alloy, magnesium alloy and others).
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