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Grade 28 Titanium vs. C12900 Copper

Grade 28 titanium belongs to the titanium alloys classification, while C12900 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 28 titanium and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 11 to 17
2.8 to 50
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
43
Shear Strength, MPa 420 to 590
150 to 210
Tensile Strength: Ultimate (UTS), MPa 690 to 980
220 to 420
Tensile Strength: Yield (Proof), MPa 540 to 810
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 410
210
Maximum Temperature: Mechanical, °C 330
200
Melting Completion (Liquidus), °C 1640
1080
Melting Onset (Solidus), °C 1590
1030
Specific Heat Capacity, J/kg-K 550
390
Thermal Conductivity, W/m-K 8.3
380
Thermal Expansion, µm/m-K 9.9
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
98
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
98

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 4.5
9.0
Embodied Carbon, kg CO2/kg material 37
2.6
Embodied Energy, MJ/kg 600
41
Embodied Water, L/kg 370
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 110
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 1370 to 3100
24 to 640
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 43 to 61
6.8 to 13
Strength to Weight: Bending, points 39 to 49
9.1 to 14
Thermal Diffusivity, mm2/s 3.4
110
Thermal Shock Resistance, points 47 to 66
7.8 to 15

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Antimony (Sb), % 0
0 to 0.0030
Arsenic (As), % 0
0 to 0.012
Bismuth (Bi), % 0
0 to 0.0030
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
99.88 to 100
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0
0 to 0.0040
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silver (Ag), % 0
0 to 0.054
Tellurium (Te), % 0
0 to 0.025
Titanium (Ti), % 92.4 to 95.4
0
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0