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Grade 20 Titanium vs. C94900 Bronze

Grade 20 titanium belongs to the titanium alloys classification, while C94900 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade 20 titanium and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 5.7 to 17
17
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 47
41
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
300
Tensile Strength: Yield (Proof), MPa 850 to 1190
130

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 370
170
Melting Completion (Liquidus), °C 1660
980
Melting Onset (Solidus), °C 1600
910
Specific Heat Capacity, J/kg-K 520
370
Thermal Expansion, µm/m-K 9.6
18

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.8
Embodied Carbon, kg CO2/kg material 52
3.4
Embodied Energy, MJ/kg 860
55
Embodied Water, L/kg 350
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
41
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
72
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 33
18
Strength to Weight: Axial, points 50 to 70
9.4
Strength to Weight: Bending, points 41 to 52
11
Thermal Shock Resistance, points 55 to 77
11

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 5.5 to 6.5
0
Copper (Cu), % 0
79 to 81
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 0
4.0 to 6.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zinc (Zn), % 0
4.0 to 6.0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.8