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R56401 Titanium vs. C70700 Copper-nickel

R56401 titanium belongs to the titanium alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 29 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 R56401 titanium and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 9.1
39
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
46
Shear Strength, MPa 560
220
Tensile Strength: Ultimate (UTS), MPa 940
320
Tensile Strength: Yield (Proof), MPa 850
110

Thermal Properties

Latent Heat of Fusion, J/g 410
220
Maximum Temperature: Mechanical, °C 340
220
Melting Completion (Liquidus), °C 1610
1120
Melting Onset (Solidus), °C 1560
1060
Specific Heat Capacity, J/kg-K 560
390
Thermal Conductivity, W/m-K 7.1
59
Thermal Expansion, µm/m-K 9.6
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
34
Density, g/cm3 4.5
8.9
Embodied Carbon, kg CO2/kg material 38
3.4
Embodied Energy, MJ/kg 610
52
Embodied Water, L/kg 200
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
100
Resilience: Unit (Modulus of Resilience), kJ/m3 3440
51
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 59
10
Strength to Weight: Bending, points 48
12
Thermal Diffusivity, mm2/s 2.9
17
Thermal Shock Resistance, points 67
12

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
88.5 to 90.5
Hydrogen (H), % 0 to 0.012
0
Iron (Fe), % 0 to 0.25
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Titanium (Ti), % 88.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.5