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Metals -> Bronze -> Tin foundry bronzes

Characteristics of the material BrO19   ( BrO19,   19 ).

Material : BrO19   ( BrO19,   19 )
Classification : Tin foundry bronzes


Chemical composition in % of the material BrO19   ( BrO19,   19 ) .
Si PAl Cu PbZn Sb Bi Sn Impurity
max   0.02max   0.1max   0.0279.3 - 82max   0.5max   0.2max   0.3max   0.0218 - 19.5 all 1.2
Comment: Cu is a basis; the percentage of Cu is given approximately.


Mechanical properties under =20o of the material BrO19   ( BrO19,   19 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
cast in a metal mould     295 175    41 


    Brinell hardness of the material   BrO19   ( BrO19,   19 )   ,     cast in a metal mould HB 10 -1= 157   MPa


Physical properties of the material BrO19   ( BrO19,   19 ) .
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 0.96 18.8   860    


Friction coefficient of the material BrO19   ( BrO19,   19 ) .
 Friction coefficient with oil : 0.005
 Friction coefficient without oil : 0.4


Technological properties of the material BrO19   ( BrO19,   19 ) .
 Melting temperature, C : 880



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]

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