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Metals -> Copper -> High-temperature cooper alloy

Characteristics of the material BrNKHK   ( BrNHK,   ).

Material : BrNKHK   ( BrNHK,   )
Classification : High-temperature cooper alloy
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under =20o of the material BrNKHK   ( BrNHK,   ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
      800 780 10 501000 


    Brinell hardness of the material   BrNKHK   ( BrNHK,   )   ,       HB 10 -1= 167   MPa
    Brinell hardness of the material   BrNKHK   ( BrNHK,   )   ,     deformed HB 10 -1= 150   MPa
    Brinell hardness of the material   BrNKHK   ( BrNHK,   )   ,     annealed HB 10 -1= 80   MPa


Physical properties of the material BrNKHK   ( BrNHK,   ) .
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 1.4   196 8850   37.2


Technological properties of the material BrNKHK   ( BrNHK,   ) .
  Forging temperature,C : 750 - 950
 Annealing temperature, C : 750



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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