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CR025A Copper vs. Grade Ti-Pd7B Titanium

CR025A copper belongs to the copper alloys classification, while grade Ti-Pd7B titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CR025A copper and the bottom bar is grade Ti-Pd7B titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
17
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 230
390
Tensile Strength: Yield (Proof), MPa 140
310

Thermal Properties

Latent Heat of Fusion, J/g 210
420
Maximum Temperature: Mechanical, °C 200
320
Melting Completion (Liquidus), °C 1090
1660
Melting Onset (Solidus), °C 1040
1610
Specific Heat Capacity, J/kg-K 390
540
Thermal Conductivity, W/m-K 370
22
Thermal Expansion, µm/m-K 17
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 99
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 99
7.1

Otherwise Unclassified Properties

Density, g/cm3 9.0
4.5
Embodied Carbon, kg CO2/kg material 2.6
49
Embodied Energy, MJ/kg 41
840
Embodied Water, L/kg 320
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
62
Resilience: Unit (Modulus of Resilience), kJ/m3 83
440
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
35
Strength to Weight: Axial, points 7.1
24
Strength to Weight: Bending, points 9.3
26
Thermal Diffusivity, mm2/s 110
8.9
Thermal Shock Resistance, points 8.1
30

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 99.9 to 99.96
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0 to 0.0050
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Palladium (Pd), % 0
0.12 to 0.3
Phosphorus (P), % 0.040 to 0.060
0
Silver (Ag), % 0 to 0.015
0
Titanium (Ti), % 0
98.8 to 99.9
Residuals, % 0
0 to 0.4