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Grade 38 Titanium vs. C12900 Copper

Grade 38 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 38 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
2.8 to 50
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
43
Shear Strength, MPa 600
150 to 210
Tensile Strength: Ultimate (UTS), MPa 1000
220 to 420
Tensile Strength: Yield (Proof), MPa 910
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 410
210
Maximum Temperature: Mechanical, °C 330
200
Melting Completion (Liquidus), °C 1620
1080
Melting Onset (Solidus), °C 1570
1030
Specific Heat Capacity, J/kg-K 550
390
Thermal Conductivity, W/m-K 8.0
380
Thermal Expansion, µm/m-K 9.3
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
98
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
98

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 4.5
9.0
Embodied Carbon, kg CO2/kg material 35
2.6
Embodied Energy, MJ/kg 560
41
Embodied Water, L/kg 160
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 3840
24 to 640
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 62
6.8 to 13
Strength to Weight: Bending, points 49
9.1 to 14
Thermal Diffusivity, mm2/s 3.2
110
Thermal Shock Resistance, points 72
7.8 to 15

Alloy Composition

Aluminum (Al), % 3.5 to 4.5
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), % 1.2 to 1.8
0
Lead (Pb), % 0
0 to 0.0040
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0.2 to 0.3
0
Silver (Ag), % 0
0 to 0.054
Tellurium (Te), % 0
0 to 0.025
Titanium (Ti), % 89.9 to 93.1
0
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0