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Grade 20 Titanium vs. C77000 Nickel Silver

Grade 20 titanium belongs to the titanium alloys classification, while C77000 nickel silver belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 20 titanium and the bottom bar is C77000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 47
46
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
420 to 800

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 370
180
Melting Completion (Liquidus), °C 1660
1050
Melting Onset (Solidus), °C 1600
1000
Specific Heat Capacity, J/kg-K 520
400
Thermal Expansion, µm/m-K 9.6
17

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.3
Embodied Carbon, kg CO2/kg material 52
4.1
Embodied Energy, MJ/kg 860
63
Embodied Water, L/kg 350
300

Common Calculations

Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 33
20
Strength to Weight: Axial, points 50 to 70
14 to 27
Strength to Weight: Bending, points 41 to 52
15 to 23
Thermal Shock Resistance, points 55 to 77
15 to 28

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 5.5 to 6.5
0
Copper (Cu), % 0
53.5 to 56.5
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 0
16.5 to 19.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zinc (Zn), % 0
22.7 to 30
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.5

Comparable Variants