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Grade 29 Titanium vs. C95700 Bronze

Grade 29 titanium belongs to the titanium alloys classification, while C95700 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 29 titanium and the bottom bar is C95700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 6.8 to 11
23
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
47
Tensile Strength: Ultimate (UTS), MPa 930 to 940
680
Tensile Strength: Yield (Proof), MPa 850 to 870
310

Thermal Properties

Latent Heat of Fusion, J/g 410
230
Maximum Temperature: Mechanical, °C 340
220
Melting Completion (Liquidus), °C 1610
990
Melting Onset (Solidus), °C 1560
950
Specific Heat Capacity, J/kg-K 560
440
Thermal Conductivity, W/m-K 7.3
12
Thermal Expansion, µm/m-K 9.3
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
26
Density, g/cm3 4.5
8.2
Embodied Carbon, kg CO2/kg material 39
3.3
Embodied Energy, MJ/kg 640
54
Embodied Water, L/kg 410
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 100
130
Resilience: Unit (Modulus of Resilience), kJ/m3 3420 to 3540
390
Stiffness to Weight: Axial, points 13
8.5
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 58 to 59
23
Strength to Weight: Bending, points 47 to 48
21
Thermal Diffusivity, mm2/s 2.9
3.3
Thermal Shock Resistance, points 68 to 69
21

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
7.0 to 8.5
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
71 to 78.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
2.0 to 4.0
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0
11 to 14
Nickel (Ni), % 0
1.5 to 3.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 0.1
Titanium (Ti), % 88 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.5