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CR017A Copper vs. Titanium 6-7

CR017A copper belongs to the copper alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CR017A copper and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
11
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
45
Tensile Strength: Ultimate (UTS), MPa 230
1020
Tensile Strength: Yield (Proof), MPa 140
900

Thermal Properties

Latent Heat of Fusion, J/g 210
410
Maximum Temperature: Mechanical, °C 200
300
Melting Completion (Liquidus), °C 1090
1700
Melting Onset (Solidus), °C 1040
1650
Specific Heat Capacity, J/kg-K 390
520
Thermal Expansion, µm/m-K 17
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 32
75
Density, g/cm3 9.0
5.1
Embodied Carbon, kg CO2/kg material 2.6
34
Embodied Energy, MJ/kg 42
540
Embodied Water, L/kg 340
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
110
Resilience: Unit (Modulus of Resilience), kJ/m3 83
3460
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
32
Strength to Weight: Axial, points 7.1
56
Strength to Weight: Bending, points 9.3
44
Thermal Shock Resistance, points 8.1
66

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 99.944 to 99.97
0
Hydrogen (H), % 0
0 to 0.0090
Iron (Fe), % 0
0 to 0.25
Molybdenum (Mo), % 0
6.5 to 7.5
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silver (Ag), % 0.030 to 0.050
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
84.9 to 88