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Characteristics for grade     15KhMFKR   ( 15ХМФКР )

      Grade :     15KhMFKR   ( 15ХМФКР )
      Classification :   Low alloy high-temperature steel
      Equivalent grades:     Is absent




Chemical composition in % for grade   15KhMFKR   ( 15ХМФКР )
C Si Mn S P Cr Mo V Co B
0.12 - 0.180.17 - 0.370.4 - 0.7max   0.03max   0.031 - 1.30.9 - 1.20.2 - 0.321.3 - 1.50.006 - 0.01


Temperature of critical points for grade   15KhMFKR   ( 15ХМФКР ).
,      Ac3(Acm) = 980 - 990


Mechanical properties under Т=20oС for grade   15KhMFKR   ( 15ХМФКР )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
    longitudinal 600 450 15 40600 
    tangent 575 425 11 32450 


Physical properties for grade   15KhMFKR   ( 15ХМФКР )
T E 10- 5 a 10 6 l r C R 10 9
Grade MPa 1/Grade Watt/(m·Grade) kg/m3 J/(kg·Grade) Ohm·m
20 2.19     7850    
100 2.15 12.1 32.2      
200 2.085 13.1 31.8      
300 2 14.1 31.4      
400 1.925 15.1 31      
600 1.71 15.4 28.9      
T E 10- 5 a 10 6 l r C R 10 9


Specification :
Mechanical properties :
sв - 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/(m·Grade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kg·Grade)]
R - Electrical resistance , [Ohm·m]

  15KhMFKR   ( 15ХМФКР ) - Low alloy high-temperature steel: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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