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Characteristics for grade     BrKN1-3   ( БрКН1-3 )



      Grade :     BrKN1-3   ( БрКН1-3 )
      Classification :   Tin-free pressure-worked bronzes
      Equivalent grades:   Go here



Chemical composition in % for grade   BrKN1-3   ( БрКН1-3 )
Fe Si Mn NiAl Cu PbZn Sn Impurity
max   0.10.6 - 1.10.1 - 0.42.4 - 3.4max   0.0294.7 - 96.9max   0.15max   0.1max   0.1 all 0.4
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under Т=20oС for grade   BrKN1-3   ( БрКН1-3 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 1628-78     490   10    
soft     400-450  25-30   
hard     500-600  6-8   


    Brinell hardness for     BrKN1-3   ( БрКН1-3 )   ,     soft HB 10 -1 = 80 - 100   MPa
    Brinell hardness for     BrKN1-3   ( БрКН1-3 )   ,     hard HB 10 -1 = 150 - 200   MPa


Friction coefficient of the material   BrKN1-3   ( БрКН1-3 ) .
 Friction coefficient with oil : 0.017
 Friction coefficient without oil : 0.45


Technological properties of the material   BrKN1-3   ( БрКН1-3 ) .
        Melting temperature : 1084   °C
        Forging temperature : 800 - 910   °C


Physical properties for grade   BrKN1-3   ( БрКН1-3 )
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 1.4     8800   83
100   18        


Equivalent steels for grade     BrKN1-3   ( БрКН1-3 )
Warning! Indicated both exact and nearest equivalents.
Germany
DIN,WNr
2.0855
CuNi2Si



Types of delivery of grade   BrKN1-3   ( БрКН1-3 )
B55 - Bars


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]

  BrKN1-3   ( БрКН1-3 ) - Tin-free pressure-worked 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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