C99500

Reference guide

C99500

Product description: Special Alloy
Solids: 1/2" to 9" O.D.
Tubes: 1 1/8" to 9" O.D.*
Rectangles: Up to 14"
Standard lengths: 144"
Shape/Form: Semi-finished, mill stock or near-net shapes, anode, bar stock, billet/bloom, squares, hex, plate, profile or structural shape, flats/rectangular bar

 *Consult mill for wall thickness

Typical uses

Electrical: Electrical parts
Industrial: Gears for mining equipment, propeller wheels, valve stems
Marine: Outboard marine components

Similar or equivalent specification

CDA ASTM SAE AMS Federal Military Other
C99500 B505
B505M
B763
         

Chemical composition

Cu% Pb% Zn% Fe% Ni% Al% Mn% Si%
Chemical composition according to ASTM B505/B505M-23

1Ni value includes Co.
Note: Cu + sum of named elements, 99.7% min. Single values represent maximums.
 
Rem.
 
0.09
0.50-
2.00
3.00-
5.00
3.50-
5.50
0.50-
2.00
 
0.50
0.50-
2.00

Machinability

Copper alloy UNS No. Machinability rating Density (lb/in3 at 68 °F)
C99500 50 0.3

Mechanical properties

Mechanical properties according to ASTM B505/B505M-23
Tensile strength, min Yield strength, at 0.5% extension under load, min Elongation, in 2 in. or 50 mm min Brinell hardness (500 kg load) Remarks
ksi MPa ksi MPa % typical BHN  
70 483 40 276 12 145  

Physical properties

  US Customary Metric
Physical properties provided by CDA
Density 0.3 lb/in3 at 68 °F 8.3 gm/cm3 at 20 °C
Specific gravity 8.3 8.3
Electrical conductivity 10% IACS at 68 °F 0.057 MegaSiemens/cm at 20 °C
Coefficient of thermal expansion 68-572 8.3 · 10-6 per °F (68-572 °F) 14.3 · 10-6 per °C (20-300 °C)
Modulus of elasticity in tension 19000 ksi 131000 MPa

Fabrication properties

Fabrication properties provided by CDA
Technique Suitability
Gas shielded arc welding Good
Machinability rating 50

Thermal properties

Thermal properties provided by CDA
*Temperature is measured in fahrenheit.   **For stress relief, solution treatment and annealing - time is measured in hours/inch of thickness. For precipitation heat treatment - time is measured in hours.
Treatment Min* Value* Time** Medium
Stress relief   600    
Solution treatment 1625   60 Water
Precipitation treatment   900 60  

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