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Grade 29 Titanium vs. Zamak 2

Grade 29 titanium belongs to the titanium alloys classification, while Zamak 2 belongs to the zinc alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade 29 titanium and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 6.8 to 11
6.0
Fatigue Strength, MPa 460 to 510
59
Poisson's Ratio 0.32
0.26
Shear Modulus, GPa 40
33
Shear Strength, MPa 550 to 560
320
Tensile Strength: Ultimate (UTS), MPa 930 to 940
360
Tensile Strength: Yield (Proof), MPa 850 to 870
270

Thermal Properties

Latent Heat of Fusion, J/g 410
130
Maximum Temperature: Mechanical, °C 340
95
Melting Completion (Liquidus), °C 1610
390
Melting Onset (Solidus), °C 1560
380
Specific Heat Capacity, J/kg-K 560
410
Thermal Conductivity, W/m-K 7.3
110
Thermal Expansion, µm/m-K 9.3
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
35

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 4.5
6.5
Embodied Carbon, kg CO2/kg material 39
3.0
Embodied Energy, MJ/kg 640
57
Embodied Water, L/kg 410
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 100
20
Resilience: Unit (Modulus of Resilience), kJ/m3 3420 to 3540
420
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 58 to 59
15
Strength to Weight: Bending, points 47 to 48
17
Thermal Diffusivity, mm2/s 2.9
41
Thermal Shock Resistance, points 68 to 69
11

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
2.5 to 3.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Nickel (Ni), % 0
0 to 0.020
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
0 to 0.030
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 88 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
92.2 to 94
Residuals, % 0 to 0.4
0