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Grade 4 Titanium vs. Zamak 7

Grade 4 titanium belongs to the titanium alloys classification, while Zamak 7 belongs to the zinc alloys. There are 31 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 4 titanium and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
80
Elastic (Young's, Tensile) Modulus, GPa 110
86
Elongation at Break, % 17
13
Fatigue Strength, MPa 340
47
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 41
33
Shear Strength, MPa 390
210
Tensile Strength: Ultimate (UTS), MPa 640
280
Tensile Strength: Yield (Proof), MPa 530
250

Thermal Properties

Latent Heat of Fusion, J/g 420
120
Maximum Temperature: Mechanical, °C 320
95
Melting Completion (Liquidus), °C 1660
390
Melting Onset (Solidus), °C 1610
380
Specific Heat Capacity, J/kg-K 540
410
Thermal Conductivity, W/m-K 19
110
Thermal Expansion, µm/m-K 9.4
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
27
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
38

Otherwise Unclassified Properties

Base Metal Price, % relative 37
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 110
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
36
Resilience: Unit (Modulus of Resilience), kJ/m3 1330
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 40
12
Strength to Weight: Bending, points 37
15
Thermal Diffusivity, mm2/s 7.6
43
Thermal Shock Resistance, points 46
8.6

Alloy Composition

Aluminum (Al), % 0
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 0.5
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 0.050
0
Oxygen (O), % 0 to 0.4
0
Tin (Sn), % 0
0 to 0.0010
Titanium (Ti), % 98.6 to 100
0
Zinc (Zn), % 0
95.3 to 96.5
Residuals, % 0 to 0.4
0