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Grade 18 Titanium vs. C64800 Bronze

Grade 18 titanium belongs to the titanium alloys classification, while C64800 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 18 titanium and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 11 to 17
8.0
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
44
Shear Strength, MPa 420 to 590
380
Tensile Strength: Ultimate (UTS), MPa 690 to 980
640
Tensile Strength: Yield (Proof), MPa 540 to 810
630

Thermal Properties

Latent Heat of Fusion, J/g 410
220
Maximum Temperature: Mechanical, °C 330
200
Melting Completion (Liquidus), °C 1640
1090
Melting Onset (Solidus), °C 1590
1030
Specific Heat Capacity, J/kg-K 550
390
Thermal Conductivity, W/m-K 8.3
260
Thermal Expansion, µm/m-K 9.9
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
65
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
66

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.9
Embodied Carbon, kg CO2/kg material 41
2.7
Embodied Energy, MJ/kg 670
43
Embodied Water, L/kg 270
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 110
51
Resilience: Unit (Modulus of Resilience), kJ/m3 1380 to 3110
1680
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 43 to 61
20
Strength to Weight: Bending, points 39 to 49
19
Thermal Diffusivity, mm2/s 3.4
75
Thermal Shock Resistance, points 47 to 67
23

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 0
92.4 to 98.8
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 1.0
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.5
Silicon (Si), % 0
0.2 to 1.0
Tin (Sn), % 0
0 to 0.5
Titanium (Ti), % 92.5 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5