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C70250 Copper vs. Titanium 6-7

C70250 copper belongs to the copper alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C70250 copper and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
45
Tensile Strength: Ultimate (UTS), MPa 520 to 740
1020

Thermal Properties

Latent Heat of Fusion, J/g 220
410
Maximum Temperature: Mechanical, °C 210
300
Melting Completion (Liquidus), °C 1100
1700
Melting Onset (Solidus), °C 1080
1650
Specific Heat Capacity, J/kg-K 390
520
Thermal Expansion, µm/m-K 17
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
75
Density, g/cm3 8.9
5.1
Embodied Carbon, kg CO2/kg material 2.9
34
Embodied Energy, MJ/kg 45
540
Embodied Water, L/kg 310
190

Common Calculations

Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
32
Strength to Weight: Axial, points 16 to 23
56
Strength to Weight: Bending, points 16 to 21
44
Thermal Shock Resistance, points 18 to 26
66

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 92.7 to 97.5
0
Hydrogen (H), % 0
0 to 0.0090
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0.050 to 0.3
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 0
6.5 to 7.5
Nickel (Ni), % 2.2 to 4.2
0
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0.25 to 1.2
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
84.9 to 88
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0