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Grade 15 Titanium vs. C82700 Copper

Grade 15 titanium belongs to the titanium alloys classification, while C82700 copper belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 15 titanium and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 20
1.8
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
46
Tensile Strength: Ultimate (UTS), MPa 540
1200
Tensile Strength: Yield (Proof), MPa 430
1020

Thermal Properties

Latent Heat of Fusion, J/g 420
240
Maximum Temperature: Mechanical, °C 320
300
Melting Completion (Liquidus), °C 1660
950
Melting Onset (Solidus), °C 1610
860
Specific Heat Capacity, J/kg-K 540
380
Thermal Conductivity, W/m-K 21
130
Thermal Expansion, µm/m-K 8.7
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
20
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
21

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.7
Embodied Carbon, kg CO2/kg material 32
12
Embodied Energy, MJ/kg 520
180
Embodied Water, L/kg 210
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
21
Resilience: Unit (Modulus of Resilience), kJ/m3 870
4260
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 33
38
Strength to Weight: Bending, points 33
29
Thermal Diffusivity, mm2/s 8.4
39
Thermal Shock Resistance, points 41
41

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.4 to 2.6
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.090
Copper (Cu), % 0
94.6 to 96.7
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Nickel (Ni), % 0.4 to 0.6
1.0 to 1.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 98.2 to 99.56
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5