COPPER BASE ALLOYS

        TYPICAL MECHANICAL
PROPERTIES
   
Alloy Similar     Strength PSI %    
(UNS Nbr) Designation Castability Condition Tensile Yield Elong   Remarks
Aluminum Bronze
Grade C
(C95400)
ASTM B 148 Poor As Cast 75,000 30,000 12   Excellent corrosion
resistance
Heat Treated 90,000 45,000 6
Silicon Brass
(C87400)
ASTM B 584 Very Good As Cast 50,000 21,000 18   Good castability
Red Brass
85-5-5-5
(C83600)
AMS 4855
ASTM B 584
Very Good As Cast 30,000 14,000 20   Good machinability;
pipe fittings
Yellow Brass
(C85400)
ASTM B 584 Poor As Cast 30,000 11,000 20   Better machinability than
naval brass; pipe fittings
Navy G
(C90300)
ASTM B 584 Fair As Cast 40,000 20,000 20   Bearings, bushings
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