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Grade 31 Titanium vs. C67500 Bronze

Grade 31 titanium belongs to the titanium alloys classification, while C67500 bronze 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 31 titanium and the bottom bar is C67500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 20
14 to 33
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 41
40
Shear Strength, MPa 320
270 to 350
Tensile Strength: Ultimate (UTS), MPa 510
430 to 580
Tensile Strength: Yield (Proof), MPa 450
170 to 370

Thermal Properties

Latent Heat of Fusion, J/g 420
170
Maximum Temperature: Mechanical, °C 320
120
Melting Completion (Liquidus), °C 1660
890
Melting Onset (Solidus), °C 1610
870
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 8.7
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
24
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
27

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 36
2.8
Embodied Energy, MJ/kg 600
47
Embodied Water, L/kg 230
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
61 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 940
130 to 650
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 32
15 to 20
Strength to Weight: Bending, points 32
16 to 19
Thermal Diffusivity, mm2/s 8.5
34
Thermal Shock Resistance, points 39
14 to 19

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 0 to 0.080
0
Cobalt (Co), % 0.2 to 0.8
0
Copper (Cu), % 0
57 to 60
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0.8 to 2.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0
0.050 to 0.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.35
0
Palladium (Pd), % 0.040 to 0.080
0
Tin (Sn), % 0
0.5 to 1.5
Titanium (Ti), % 97.9 to 99.76
0
Zinc (Zn), % 0
35.1 to 41.7
Residuals, % 0
0 to 0.5