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

Characteristics of the material 10KH7MVFBR   ( 10KH7MVFBR,   107 ).

Material : 10KH7MVFBR   ( 10KH7MVFBR,   107 )
Classification : High alloy high-temperature steel


Chemical composition in % of the material 10KH7MVFBR   ( 10KH7MVFBR,   107 ) .
C Ni S P Cr Mo V Nb B
0.07 - 0.120.5 - 1max   0.025max   0.0256 - 80.7 - 10.3 - 0.50.15 - 0.4max   0.005


Temperature of critical points of the grade 10KH7MVFBR   ( 10KH7MVFBR,   107 ).
Ac1 = 860 ,      Ac3(Acm) = 905 ,       Ar3(Arcm) = 435 ,       Ar1 = 350


Mechanical properties under =20o of the material 10KH7MVFBR   ( 10KH7MVFBR,   107 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Pipe   longitudinal 690 580 20 651000Normalizing 980 - 100oC,Cooling air, Drawing 700 - 730oC, 3h,Cooling air,
Blank for pipe   longitudinal 690 610 18 59530Annealing 800 - 830oC,Cooling oven, 30 oC/h,


Physical properties of the material 10KH7MVFBR   ( 10KH7MVFBR,   107 ) .
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 2.46   25.5 7850   510
100 2.396 10.25        
200 2.39 11.6        
300 2.195 12.4        
400 2.006 12.75        
500 1.92 13.25        
600 1.85 13.6        
700 1.685 13.4        
800 1.445          
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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