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UNS C69400
Category Copper Alloy
Class Wrought
Type Silicon red brass
Common Names Copper-zinc brass
Designations United States: UNS C69400

Composition
ElementWeight %
Cu  81.5 
Zn  14.5 
Si  4.0 

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) 552-689 25  (rod) 
Yield Strength (Mpa) 276-393
Elongation (%) 25 
Reduction in Area (%)  
Note: Elongation is measured in 20 inches.
Glossary
STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Essentials of Manufacturing

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