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

Characteristics of the material 12KH12MVFBR   ( 12H12MVFBR,   1212 ).

Material : 12KH12MVFBR   ( 12H12MVFBR,   1212 )
Classification : High alloy high-temperature steel


Chemical composition in % of the material 12KH12MVFBR   ( 12H12MVFBR,   1212 ) .
C Si Mn Ni S P Cr Mo W V Nb B
0.1 - 0.15max   0.50.5 - 10.5 - 1max   0.025max   0.02511 - 130.7 - 10.55 - 0.850.15 - 0.30.15 - 0.3max   0.08


Mechanical properties under =20o of the material 12KH12MVFBR   ( 12H12MVFBR,   1212 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Blank for pipe   longitudinal 880 740 20 641300Normalizing 1000 - 1050oC,Cooling air, Drawing 750 - 780oC, 3h,Cooling air,
Pipe   longitudinal 820 640 17   Normalizing 1000 - 1050oC,Cooling air, Drawing 750 - 780oC, 3h,Cooling air,


Physical properties of the material 12KH12MVFBR   ( 12H12MVFBR,   1212 ) .
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 2.28   27.6 7850    
100   11.15 21.8      
200 2.15 11.13 24      
300 2.09 11.42 25.1      
400 1.95 11.8 26.3      
500 1.88 12 27.2      
600 1.73 12.15 28      
700 1.55 12.15 28.9      
800   12.65        
900   11.6        
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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