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CR021A Copper vs. R05240 Alloy

CR021A copper belongs to the copper alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CR021A copper and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
150
Elongation at Break, % 15
25
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 43
57
Tensile Strength: Ultimate (UTS), MPa 230
270
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Specific Heat Capacity, J/kg-K 390
190
Thermal Expansion, µm/m-K 17
6.8

Otherwise Unclassified Properties

Density, g/cm3 9.0
14
Embodied Water, L/kg 320
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
59
Resilience: Unit (Modulus of Resilience), kJ/m3 83
90
Stiffness to Weight: Axial, points 7.2
6.3
Stiffness to Weight: Bending, points 18
13
Strength to Weight: Axial, points 7.1
5.4
Strength to Weight: Bending, points 9.3
6.8
Thermal Shock Resistance, points 8.1
18

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.010
Copper (Cu), % 99.95 to 99.998
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0 to 0.0050
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 0
0 to 0.010
Niobium (Nb), % 0
35 to 42
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.020
Phosphorus (P), % 0.0020 to 0.0070
0
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 0 to 0.015
0
Tantalum (Ta), % 0
57.9 to 65
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050