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CR021A Copper vs. C14181 Copper

Both CR021A copper and C14181 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. Their average alloy composition is basically identical. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CR021A copper and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 230
210
Tensile Strength: Yield (Proof), MPa 140
130

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
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
380
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 9.0
9.0
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
28
Resilience: Unit (Modulus of Resilience), kJ/m3 83
69
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.1
6.5
Strength to Weight: Bending, points 9.3
8.8
Thermal Diffusivity, mm2/s 110
110
Thermal Shock Resistance, points 8.1
7.4

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 99.95 to 99.998
99.9 to 100
Lead (Pb), % 0 to 0.0050
0 to 0.0020
Phosphorus (P), % 0.0020 to 0.0070
0 to 0.0020
Silver (Ag), % 0 to 0.015
0
Zinc (Zn), % 0
0 to 0.0020