86.5-Silver 13.5-Cadmium-Oxide Electrical Contact Alloy
86.5-silver 13.5-cadmium-oxide is a precious metal alloy formulated for use in electrical contacts.
The properties of 86.5-silver 13.5-cadmium-oxide include three common variations. This page shows summary ranges across all of them. For more specific values, follow the links immediately below. The graph bars on the material properties cards further below compare 86.5-silver 13.5-cadmium-oxide to: precious metal electrical contact alloys (top), all alloys in the same category (middle), and the entire database (bottom). A full bar means this is the highest value in the relevant set. A half-full bar means it's 50% of the highest, and so on.
Mechanical Properties
Elongation at Break
3.4 to 16 %
Shear Strength
170 to 210 MPa 25 to 30 x 103 psi
Tensile Strength: Ultimate (UTS)
280 to 410 MPa 40 to 59 x 103 psi
Other Material Properties
Density
10 g/cm3 630 lb/ft3
Electrical Conductivity: Equal Volume
72 to 85 % IACS
Electrical Conductivity: Equal Weight (Specific)
64 to 76 % IACS
Common Calculations
Strength to Weight: Axial
7.6 to 11 points
Strength to Weight: Bending
9.3 to 12 points
Followup Questions
Further Reading
ASTM B781: Standard Guide for Silver-Cadmium Oxide Contact Material
CRC Materials Science and Engineering Handbook, 4th ed., James F. Shackelford et al. (editors), 2015