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Grade 37 Titanium vs. Zamak 3

Grade 37 titanium belongs to the titanium alloys classification, while Zamak 3 belongs to the zinc alloys. There are 30 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 grade 37 titanium and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
86
Elongation at Break, % 22
11
Fatigue Strength, MPa 170
48
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 40
33
Shear Strength, MPa 240
210
Tensile Strength: Ultimate (UTS), MPa 390
280
Tensile Strength: Yield (Proof), MPa 250
210

Thermal Properties

Latent Heat of Fusion, J/g 420
120
Maximum Temperature: Mechanical, °C 310
95
Melting Completion (Liquidus), °C 1650
390
Melting Onset (Solidus), °C 1600
380
Specific Heat Capacity, J/kg-K 550
410
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 8.9
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 6.8
38

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.5
6.4
Embodied Carbon, kg CO2/kg material 31
3.0
Embodied Energy, MJ/kg 500
57
Embodied Water, L/kg 120
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76
28
Resilience: Unit (Modulus of Resilience), kJ/m3 280
260
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 24
12
Strength to Weight: Bending, points 26
15
Thermal Diffusivity, mm2/s 8.4
43
Thermal Shock Resistance, points 29
8.6

Alloy Composition

Aluminum (Al), % 1.0 to 2.0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
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 0.3
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 0.25
0
Silicon (Si), % 0
0 to 0.030
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 96.9 to 99
0
Zinc (Zn), % 0
95.3 to 96.5
Residuals, % 0 to 0.4
0