Metals -> Bronze -> Tin foundry bronzes Characteristics of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ).
Material : BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) Classification : Tin foundry bronzes
Chemical composition in % of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) . Fe Si P Al Cu Pb Zn Sb Sn Impurity max 0.2 max 0.02 max 0.05 max 0.02 66.8 - 73 23 - 26 max 0.5 max 0.5 4 - 6 all 1.2
Comment: Cu is a basis; the percentage of Cu is given approximately. Mechanical properties under Ò=20o Ñ of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) .
Assortment
Dimension
Direct.
s â
s T
d 5
y
KCU
Heat treatment - mm - MPa MPa % % kJ / m2 - cast in a metal mould 137 6 Without heat treatment sand (mould) casting 147 5 Without heat treatment
Brinell hardness of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) (without heat treatment) , cast in a metal mould HB 10 -1 = 60 MPa Brinell hardness of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) (without heat treatment) , sand (mould) casting HB 10 -1 = 45 MPa
Physical properties of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) . 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 0.686 17.6 58.6
Friction coefficient of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) . Friction coefficient with oil
: 0.004 Friction coefficient without oil
: 0.14
Technological properties of the material BrO5S25 ( BrO5S25, ÁðÎ5Ñ25 ) . Melting temperature, °C : 940 Casting temperature, °C : 1150 Linear shrinkage, % : 1.5
Specification :
Mechanical properties :
s â - Tensile strength , [MPa]
s T - Yield stress, [MPa]
d 5 - 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]
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