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C70400 Copper-nickel vs. R56401 Titanium

C70400 copper-nickel belongs to the copper alloys classification, while R56401 titanium belongs to the titanium alloys. There are 26 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 C70400 copper-nickel and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 300 to 310
940
Tensile Strength: Yield (Proof), MPa 95 to 230
850

Thermal Properties

Latent Heat of Fusion, J/g 210
410
Maximum Temperature: Mechanical, °C 210
340
Melting Completion (Liquidus), °C 1120
1610
Melting Onset (Solidus), °C 1060
1560
Specific Heat Capacity, J/kg-K 390
560
Thermal Conductivity, W/m-K 64
7.1
Thermal Expansion, µm/m-K 17
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 14
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 32
36
Density, g/cm3 8.9
4.5
Embodied Carbon, kg CO2/kg material 3.0
38
Embodied Energy, MJ/kg 47
610
Embodied Water, L/kg 300
200

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 220
3440
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 9.3 to 9.8
59
Strength to Weight: Bending, points 11 to 12
48
Thermal Diffusivity, mm2/s 18
2.9
Thermal Shock Resistance, points 10 to 11
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 89.8 to 93.6
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 1.3 to 1.7
0 to 0.25
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.3 to 0.8
0
Nickel (Ni), % 4.8 to 6.2
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0