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CR021A Copper vs. C12600 Copper

Both CR021A copper and C12600 copper are copper alloys. Their average alloy composition is basically identical. 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 CR021A copper and the bottom bar is C12600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
56
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
56
Tensile Strength: Ultimate (UTS), MPa 230
270
Tensile Strength: Yield (Proof), MPa 140
69

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1080
Melting Onset (Solidus), °C 1040
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
130
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
29
Electrical Conductivity: Equal Weight (Specific), % IACS 99
29

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
110
Resilience: Unit (Modulus of Resilience), kJ/m3 83
21
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.1
8.2
Strength to Weight: Bending, points 9.3
10
Thermal Diffusivity, mm2/s 110
39
Thermal Shock Resistance, points 8.1
9.5

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.95 to 99.998
99.5 to 99.8
Lead (Pb), % 0 to 0.0050
0
Phosphorus (P), % 0.0020 to 0.0070
0.2 to 0.4
Silver (Ag), % 0 to 0.015
0