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

Characteristics of the material KHN55VMKYU   ( HN55VMKJU,   55 ).

Material : KHN55VMKYU   ( HN55VMKJU,   55 )
Classification : Hidh-temperature or heat-resistant alloy


Chemical composition in % of the material KHN55VMKYU   ( HN55VMKJU,   55 ) .
Fe C Si Mn Ni S P Cr Ce Mo W CoAl B
max   1.5max   0.1max   0.6max   0.352.234 - 62.6max   0.011max   0.0158.5 - 10.5max   0.026.5 - 86 - 7.511 - 135.4 - 6.2max   0.02


Mechanical properties under =20o of the material KHN55VMKYU   ( HN55VMKJU,   55 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar   longitudinal 1100 750 9 11200Heating 1220oC, 4 - 6h,Cooling air, Ageing 950oC, 8h,Cooling air,


Physical properties of the material KHN55VMKYU   ( HN55VMKJU,   55 ) .
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 2.1     8450    
100   11.8 8.8      
200   12.2 10.5      
300   12.7 11.8      
400   13.1 13.8      
500 1.88 13.4 15.9      
600 1.83 13.6 18.4      
700 1.76 14.1 20.9      
800 1.69 14.8 23.4      
900   15.7 25.9      
1000   17        
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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