UNS C82000 (Alloy 10C) Cobalt-Beryllium Copper
Copper Alloys
as-fabricated (no
Property Overview
Density8.9g/cm³
Elastic Modulus120GPa
Tensile Strength350MPa
Yield Strength140MPa
Brinell HardnessUnknown
Maximum Service Temperature220°C
Chemical Composition
CR
0 to 0.1%
NI
0 to 0.2%
SI
0 to 0.15%
CU
95.2 to 97.4%
AL
0 to 0.1%
CO
2.2 to 2.7%
BE
0.45 to 0.8%
PB
0 to 0.020%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
SN
0 to 0.1%
ZN
0 to 0.1%
FE
0 to 0.1%
Mechanical
Elastic (Young's, Tensile) Modulus
120 GPa
Elongation at Break
20 %
Poisson's Ratio
0.34
Shear Modulus
45 GPa
Tensile Strength: Ultimate (UTS)
350 MPa
Tensile Strength: Yield (Proof)
140 MPa
Hardness
Rockwell B Hardness
55
Physical
Density
8.9 g/cm 3
Thermal
Latent Heat of Fusion
220 J/g
Maximum Temperature: Mechanical
220 °C
Melting Completion (Liquidus)
1090 °C
Melting Onset (Solidus)
970 °C
Specific Heat Capacity
390 J/kg-K
Thermal Conductivity
260 W/m-K
Thermal Diffusivity
76 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
12 points
Electrical
Electrical Conductivity: Equal Volume
45 % IACS
Electrical Conductivity: Equal Weight (Specific)
46 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
55 MJ/m 3
Resilience: Unit (Modulus of Resilience)
80 kJ/m 3
Stiffness to Weight: Axial
7.5 points
Stiffness to Weight: Bending
18 points
Strength to Weight: Axial
11 points
Strength to Weight: Bending
12 points
Environmental
Base Metal Price
60 % relative
Embodied Carbon
5.0 kg CO 2 /kg material
Embodied Energy
77 MJ/kg
Embodied Energy
77 MJ/kg 33 x 10 3 BTU/lb
Embodied Water
320 L/kg
Embodied Water
320 L/kg 38 gal/lb
Registered Designations & Aliases
Alloy 10CC82000UNS C82000 (Alloy 10C) Cobalt-Beryllium Copper