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CR012A Copper vs. R56401 Titanium

CR012A copper belongs to the copper alloys classification, while R56401 titanium belongs to the titanium 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 CR012A copper and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
9.1
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 220
940
Tensile Strength: Yield (Proof), MPa 130
850

Thermal Properties

Latent Heat of Fusion, J/g 210
410
Maximum Temperature: Mechanical, °C 200
340
Melting Completion (Liquidus), °C 1090
1610
Melting Onset (Solidus), °C 1040
1560
Specific Heat Capacity, J/kg-K 390
560
Thermal Conductivity, W/m-K 390
7.1
Thermal Expansion, µm/m-K 17
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 33
36
Density, g/cm3 9.0
4.5
Embodied Carbon, kg CO2/kg material 2.7
38
Embodied Energy, MJ/kg 42
610
Embodied Water, L/kg 360
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
83
Resilience: Unit (Modulus of Resilience), kJ/m3 76
3440
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
35
Strength to Weight: Axial, points 6.8
59
Strength to Weight: Bending, points 9.0
48
Thermal Diffusivity, mm2/s 110
2.9
Thermal Shock Resistance, points 7.8
67

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), % 99.85 to 99.94
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 0
0 to 0.25
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0 to 0.040
0 to 0.13
Silver (Ag), % 0.060 to 0.080
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5