Phosphor Bronze CDA510

H Cross Company supplies Phosphorus and Tin ribbons and strips

Phosphor bronze CDA510 is a copper based material primarily used as spring material with good strength, formability and corrosion resistance. It is suitable for contact springs and diaphragms.

Typical Mechanical Properties

Annealed As Rolled
Ultimate Tensile Strength 50,000 PSI 110,000 PSI
Yield Strength 20,000 PSI 105,000 PSI
Elongation 45% 2%
Modulus of Elasticity 16 x 10e6 PSI
Poisson’s Ratio 0.33

Typical Physical Properties

Density 0.320 lbs/cu in
Melting Point 950° C
Electrical Resistivity @ RT 11.5 Microhm-cm
Thermal Conductivity @ RT 69.2 W/m*k
Thermal Expansion Coefficient
(20 to 300° C)
17.8 x 10e-6/°C


H. Cross Company can supply these products in all forms including wire, ribbon, strip, sheet and foil. See our Typical Dimensions and Tolerances page for further information. If you do not see your required size list Contact Us by email or phone for further information or assistance.