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
World Pumps

Major news, innovation and real-life applications for pumps and ancillary equipment.

NASA Tech Briefs

Innovations developed by NASA and its industry partners in a wide array of fields.

Design-2-Part

How OEM's can make their parts better, faster, and more efficient.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

more free magazines
 
UNS C84200
Category Copper Alloy
Class Cast
Type Semi-red brass
Designations United States: UNS C84200

Composition
ElementWeight %
Cu  80 
Sn  5 
Pb  2.5 
Zn  12.5 

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) 193  25  (castings: centrifugal, continuous, sand) 
Yield Strength (Mpa) 103 
Elongation (%) 27 
Reduction in Area (%)  
Hardness (HB500) 60  25  (as cast) 
Glossary