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CR022A Copper vs. Grade 20 Titanium

CR022A copper belongs to the copper alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is CR022A copper and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
5.7 to 17
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
47
Tensile Strength: Ultimate (UTS), MPa 230
900 to 1270
Tensile Strength: Yield (Proof), MPa 140
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 210
400
Maximum Temperature: Mechanical, °C 200
370
Melting Completion (Liquidus), °C 1090
1660
Melting Onset (Solidus), °C 1040
1600
Specific Heat Capacity, J/kg-K 390
520
Thermal Expansion, µm/m-K 17
9.6

Otherwise Unclassified Properties

Density, g/cm3 9.0
5.0
Embodied Carbon, kg CO2/kg material 2.6
52
Embodied Energy, MJ/kg 41
860
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 83
2940 to 5760
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
33
Strength to Weight: Axial, points 7.1
50 to 70
Strength to Weight: Bending, points 9.3
41 to 52
Thermal Shock Resistance, points 8.1
55 to 77

Alloy Composition


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Aluminum (Al), % 0
3.0 to 4.0
Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Copper (Cu), % 99.99 to 99.999
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.0010
0 to 0.3
Lead (Pb), % 0 to 0.00050
0
Manganese (Mn), % 0 to 0.00050
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.0010
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0.0010 to 0.0060
0
Selenium (Se), % 0 to 0.00020
0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0
Titanium (Ti), % 0
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.00010
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4