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Characteristics for grade     BrNBT   ( БрНБТ )



      Grade :     BrNBT   ( БрНБТ )
      Classification :   High-temperature bronzes
      Equivalent grades:     Is absent



Chemical composition in % for grade   BrNBT   ( БрНБТ )
Ni TiAl Cu Pb Be Zn Sn Impurity
1.4 - 1.60.05 - 0.15max   0.1597.15 - 98.35max   0.0050.2 - 0.4max   0.2max   0.1 all 0.7
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under Т=20oС for grade   BrNBT   ( БрНБТ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
      850 840   10  


    Brinell hardness for     BrNBT   ( БрНБТ )   ,     deformed HB 10 -1 = 150   MPa
    Brinell hardness for     BrNBT   ( БрНБТ )   ,     annealed HB 10 -1 = 80   MPa


Technological properties of the material   BrNBT   ( БрНБТ ) .
        Forging temperature : 800 - 950   °C
        Annealing temperature : 750   °C


Physical properties for grade   BrNBT   ( БрНБТ )
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     188 8830   39.2




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]

  BrNBT   ( БрНБТ ) - High-temperature bronzes: 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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