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R05240 Alloy vs. CR007A Copper

R05240 alloy belongs to the otherwise unclassified metals classification, while CR007A copper belongs to the copper alloys. 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 R05240 alloy and the bottom bar is CR007A copper.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

Density, g/cm3 14
9.0
Embodied Water, L/kg 460
310

Common Calculations

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

Alloy Composition

Antimony (Sb), % 0
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
99.994 to 100
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.0010
Lead (Pb), % 0
0 to 0.00050
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0
0 to 0.0015
Tantalum (Ta), % 57.9 to 65
0
Tellurium (Te), % 0
0 to 0.00020
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0