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Grade 26 Titanium vs. C17300 Copper

Grade 26 titanium belongs to the titanium alloys classification, while C17300 copper belongs to the copper alloys. There are 28 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 26 titanium and the bottom bar is C17300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 23
3.0 to 23
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
45
Shear Strength, MPa 250
320 to 790
Tensile Strength: Ultimate (UTS), MPa 390
500 to 1380
Tensile Strength: Yield (Proof), MPa 350
160 to 1200

Thermal Properties

Latent Heat of Fusion, J/g 420
230
Maximum Temperature: Mechanical, °C 320
270
Melting Completion (Liquidus), °C 1660
980
Melting Onset (Solidus), °C 1610
870
Specific Heat Capacity, J/kg-K 540
380
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 9.2
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
22
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
23

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.8
Embodied Carbon, kg CO2/kg material 33
9.4
Embodied Energy, MJ/kg 530
150
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
40 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 580
110 to 5410
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 24
16 to 44
Strength to Weight: Bending, points 26
16 to 31
Thermal Diffusivity, mm2/s 8.6
32
Thermal Shock Resistance, points 28
17 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
95.5 to 97.8
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.4
Lead (Pb), % 0
0.2 to 0.6
Nickel (Ni), % 0
0.2 to 0.6
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 0.2
Titanium (Ti), % 98.8 to 99.92
0
Residuals, % 0
0 to 0.5