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Characteristics of the material 18KH2N4V   ( 18H2N4V,   1824 ).

Material : 18KH2N4V   ( 18H2N4V,   1824 )
Classification : Alloy structurall steel


Chemical composition in % of the material 18KH2N4V   ( 18H2N4V,   1824 ) .
C Si Mn Ni S P Cr W Cu
0.14 - 0.20.17 - 0.370.25 - 0.554 - 4.4max   0.025max   0.0251.35 - 1.650.8 - 1.2max   0.3


Mechanical properties under =20o of the material 18KH2N4V   ( 18H2N4V,   1824 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar 15   1050 800 12 50 Guenching 950oC, oil, Drawing 550oC, air,


    Brinell hardness of the material   18KH2N4V   ( 18H2N4V,   1824 )   (annealing) ,       HB 10 -1= 269   MPa


Physical properties of the material 18KH2N4V   ( 18H2N4V,   1824 ) .
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     7950    
100   11.7 36 7930    
200   12.2 36 7900    
300   12.7 35 7860    
400   13.1 35 7830    
500   13.5 34 7800    
600   13.9 33 7760    
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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