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Copper Alloy UNS C85700


 

UNS C85700

 
Category Copper Alloy
Class Cast
Type Leaded naval brass
Designations United States: UNS C85700, ASTM B584

 

Composition

 
Element
Weight %
Cu
63
Sn
1
Pb
1
Zn
34.7
Al
0.3

 

Mechanical Properties

 
Properties
Conditions
T (°C)
Treatment
Density (×1000 kg/m3) 8.8-8.94
25
 
Poisson's Ratio 0.34
25
 
Elastic Modulus (GPa) 117
25
 
Tensile Strength (Mpa) 345
25
(castings: centrifugal, continuous, sand)
Yield Strength (Mpa) 124
Elongation (%) 40
Reduction in Area (%)  
Hardness (HB500) 75
25
(as cast)