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CR012A Copper vs. C70260 Copper

Both CR012A copper and C70260 copper are copper alloys. They have a very high 97% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR012A copper and the bottom bar is C70260 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
9.5 to 19
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 220
520 to 760
Tensile Strength: Yield (Proof), MPa 130
410 to 650

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1060
Melting Onset (Solidus), °C 1040
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 390
160
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
40 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 100
40 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 42
43
Embodied Water, L/kg 360
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
46 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 76
710 to 1810
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.8
16 to 24
Strength to Weight: Bending, points 9.0
16 to 21
Thermal Diffusivity, mm2/s 110
45
Thermal Shock Resistance, points 7.8
18 to 27

Alloy Composition


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Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.85 to 99.94
95.8 to 98.8
Nickel (Ni), % 0
1.0 to 3.0
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0.2 to 0.7
Silver (Ag), % 0.060 to 0.080
0
Residuals, % 0
0 to 0.5