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AWS ENiCu-7 vs. Grade C-3 Titanium

AWS ENiCu-7 belongs to the nickel alloys classification, while grade C-3 titanium 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 AWS ENiCu-7 and the bottom bar is grade C-3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
110
Elongation at Break, % 34
13
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 62
40
Tensile Strength: Ultimate (UTS), MPa 550
500

Thermal Properties

Latent Heat of Fusion, J/g 280
420
Melting Completion (Liquidus), °C 1270
1660
Melting Onset (Solidus), °C 1230
1610
Specific Heat Capacity, J/kg-K 430
540
Thermal Conductivity, W/m-K 21
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 50
37
Density, g/cm3 8.7
4.5
Embodied Carbon, kg CO2/kg material 8.0
31
Embodied Energy, MJ/kg 110
510
Embodied Water, L/kg 250
110

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
35
Strength to Weight: Axial, points 17
31
Strength to Weight: Bending, points 17
31
Thermal Diffusivity, mm2/s 5.5
8.5
Thermal Shock Resistance, points 18
39

Alloy Composition

Aluminum (Al), % 0 to 0.75
0
Carbon (C), % 0 to 0.1
0 to 0.1
Copper (Cu), % 20.6 to 38
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 2.5
0 to 0.25
Manganese (Mn), % 0 to 4.0
0
Nickel (Ni), % 62 to 69
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 1.0
98.8 to 100
Residuals, % 0
0 to 0.4