Metal Alloys
Alloy Home
Copper Alloys
General Information
Properties
Cu Alloy Types
Cast Alloys
Wrought Alloys
Cu Alloy List
UNS C1xxxx
UNS C2xxxx
UNS C3xxxx
UNS C4xxxx
UNS C5xxxx
UNS C6xxxx
UNS C7xxxx
UNS C8xxxx
UNS C9xxxx
Specific Cu Alloy
General Information
Resources
Bibliography
Chemical Engineering

The industry gateway for chemical engineering and plant operations.

Power Transmission

Gear drives, bearings, motors, clutches, couplings, machine controls, sensors and components.

Quality Magazine

Techniques to improve quality on the shop floor and in manufacturing planning.

Wind Systems

Towers, turbines, gearboxes; processes for shaping and finishing component parts.

more free magazines
 
UNS C87900
Category Copper Alloy
Class Cast
Type Silicon brass
Designations United States: UNS C87900, ASTM B176

Composition
ElementWeight %
Cu  65 
Zn  34 
Si  1 

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) 483  25  (die casting) 
Yield Strength (Mpa) 241 
Elongation (%) 25 
Reduction in Area (%)  
Hardness (HRB) 70  25  (as cast) 
Glossary