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Grade 7 Titanium vs. C79200 Nickel Silver

Grade 7 titanium belongs to the titanium alloys classification, while C79200 nickel silver belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 7 titanium and the bottom bar is C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 38
44
Tensile Strength: Ultimate (UTS), MPa 420
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 420
190
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
950
Melting Onset (Solidus), °C 1610
910
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 22
42
Thermal Expansion, µm/m-K 9.2
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
28
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
30

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.4
Embodied Carbon, kg CO2/kg material 47
3.6
Embodied Energy, MJ/kg 800
56
Embodied Water, L/kg 470
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 26
16 to 18
Strength to Weight: Bending, points 28
16 to 18
Thermal Diffusivity, mm2/s 8.9
13
Thermal Shock Resistance, points 31
16 to 18

Alloy Composition

Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
59 to 66.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0.8 to 1.4
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
11 to 13
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.12 to 0.25
0
Titanium (Ti), % 98.7 to 99.88
0
Zinc (Zn), % 0
17.9 to 29.2
Residuals, % 0
0 to 0.5