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Grade 31 Titanium vs. C40500 Penny Bronze

Grade 31 titanium belongs to the titanium alloys classification, while C40500 penny bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 31 titanium and the bottom bar is C40500 penny bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 20
3.0 to 49
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
43
Shear Strength, MPa 320
210 to 310
Tensile Strength: Ultimate (UTS), MPa 510
270 to 540
Tensile Strength: Yield (Proof), MPa 450
79 to 520

Thermal Properties

Latent Heat of Fusion, J/g 420
200
Maximum Temperature: Mechanical, °C 320
190
Melting Completion (Liquidus), °C 1660
1060
Melting Onset (Solidus), °C 1610
1020
Specific Heat Capacity, J/kg-K 540
380
Thermal Conductivity, W/m-K 21
160
Thermal Expansion, µm/m-K 8.7
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
41
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
42

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.8
Embodied Carbon, kg CO2/kg material 36
2.7
Embodied Energy, MJ/kg 600
43
Embodied Water, L/kg 230
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
16 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 940
28 to 1200
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 32
8.5 to 17
Strength to Weight: Bending, points 32
10 to 17
Thermal Diffusivity, mm2/s 8.5
48
Thermal Shock Resistance, points 39
9.5 to 19

Alloy Composition

Carbon (C), % 0 to 0.080
0
Cobalt (Co), % 0.2 to 0.8
0
Copper (Cu), % 0
94 to 96
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.050
Lead (Pb), % 0
0 to 0.050
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
0.7 to 1.3
Titanium (Ti), % 97.9 to 99.76
0
Zinc (Zn), % 0
2.1 to 5.3
Residuals, % 0
0 to 0.5