Copper Alloy No. C95800
Copper Alloy No. C95800
Alpha Nickel Aluminum Bronze CDA 958 ASTM B 505 , ASTM B 271
Chemical Composition % by weight
Alpha Nickel Aluminum Bronze CDA 958 ASTM B 505 , ASTM B 271
Chemical Composition % by weight
Element | Nominal | Minimum | Maximum |
Aluminum | 9 | 8.5 | 9.5 |
Copper | 81 | 79 | - |
Iron | 4 | 3.5 | 4.5 |
Manganese | 1 | .8 | 1.5 |
Nickel | 5 | 4 | 5 |
Silicon | - | - | .10 |
Applications
Propeller hubs, blades and other parts in contact with salt water.
M07 - As Continuous Cast
Hardness* | Brinell Hardness (3000 kg load) | 159 |
Tensile Strength** | KSI | 90 |
Yield Strength ** | KSI (0.5% Ext. under load) | 38 |
Elongation** | % in 2 inch | 18 |
**Test values are nominal approximations and depend on specimen size and orientation.
Physical Properties
Thermal Conductivity | BTU/ (sq ft-ft-hr-F) | 20.8 |
Specific Heat | BTU/lb/ºF @ 68F | .105 |
Thermal Expansion | Per °F from 68 F to 572 F | .000009 |
Density | lb/cu in @ 68 F | .276 |
Electrical Conductivity* (Annealed) | % IACS @ 68 F | 7.1 |
Modulus of Elasticity | KSI | 16,500 |
*Volume basis
Fabrication Practices
Stress relieving temperature | 600 F or 316 C |
Time at temperature | 1 hour per inch of section thickness |
Responds to heat treatment | * |
Machinability rating (Free Cutting Brass=100) | 50 |
Suitability for being joined by: | Soldering/Good |
Brazing/Fair | |
Oxyacetylene Welding/Not Recommended | |
Carbon Arc Welding/Poor | |
Gas Shielded Arc Welding/Good | |
Coated Metal Arc Welding/Good |