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Grade 31 Titanium vs. C61900 Bronze

Grade 31 titanium belongs to the titanium alloys classification, while C61900 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 C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 20
21 to 32
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
43
Shear Strength, MPa 320
370 to 410
Tensile Strength: Ultimate (UTS), MPa 510
570 to 650
Tensile Strength: Yield (Proof), MPa 450
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 420
230
Maximum Temperature: Mechanical, °C 320
220
Melting Completion (Liquidus), °C 1660
1050
Melting Onset (Solidus), °C 1610
1040
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 21
79
Thermal Expansion, µm/m-K 8.7
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
11
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
11

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 36
3.1
Embodied Energy, MJ/kg 600
51
Embodied Water, L/kg 230
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 940
230 to 430
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 32
19 to 22
Strength to Weight: Bending, points 32
18 to 20
Thermal Diffusivity, mm2/s 8.5
22
Thermal Shock Resistance, points 39
20 to 23

Alloy Composition

Aluminum (Al), % 0
8.5 to 10
Carbon (C), % 0 to 0.080
0
Cobalt (Co), % 0.2 to 0.8
0
Copper (Cu), % 0
83.6 to 88.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
3.0 to 4.5
Lead (Pb), % 0
0 to 0.020
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 to 0.6
Titanium (Ti), % 97.9 to 99.76
0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 0.5