Database of Steel and Alloy (Marochnik)

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Characteristics of the material 25KH2GNT   ( 25H2GNT,   252 ).

Material : 25KH2GNT   ( 25H2GNT,   252 )
Classification : Alloy structurall steel


Mechanical properties under =20o of the material 25KH2GNT   ( 25H2GNT,   252 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
      1500-1650      Guenching 860oC, oil, Drawing 200 - 230oC, 2 - 3h,


Physical properties of the material 25KH2GNT   ( 25H2GNT,   252 ) .
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 1.95     7800    
100   12 41.9      
200   13 41.1      
300   13.7 40.7      
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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