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Grade 9 Titanium vs. Zamak 7

Grade 9 titanium belongs to the titanium alloys classification, while Zamak 7 belongs to the zinc alloys. There are 30 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 grade 9 titanium and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
86
Elongation at Break, % 11 to 17
13
Fatigue Strength, MPa 330 to 480
47
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 40
33
Shear Strength, MPa 430 to 580
210
Tensile Strength: Ultimate (UTS), MPa 700 to 960
280
Tensile Strength: Yield (Proof), MPa 540 to 830
250

Thermal Properties

Latent Heat of Fusion, J/g 410
120
Maximum Temperature: Mechanical, °C 330
95
Melting Completion (Liquidus), °C 1640
390
Melting Onset (Solidus), °C 1590
380
Specific Heat Capacity, J/kg-K 550
410
Thermal Conductivity, W/m-K 8.1
110
Thermal Expansion, µm/m-K 9.1
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
38

Otherwise Unclassified Properties

Base Metal Price, % relative 37
11
Density, g/cm3 4.5
6.4
Embodied Carbon, kg CO2/kg material 36
3.0
Embodied Energy, MJ/kg 580
57
Embodied Water, L/kg 150
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 110
36
Resilience: Unit (Modulus of Resilience), kJ/m3 1380 to 3220
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 43 to 60
12
Strength to Weight: Bending, points 39 to 48
15
Thermal Diffusivity, mm2/s 3.3
43
Thermal Shock Resistance, points 52 to 71
8.6

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 0
0.0050 to 0.020
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Tin (Sn), % 0
0 to 0.0010
Titanium (Ti), % 92.6 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
95.3 to 96.5
Residuals, % 0 to 0.4
0