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AWS ERTi-5 vs. Zamak 7

AWS ERTi-5 belongs to the titanium alloys classification, while Zamak 7 belongs to the zinc alloys. There are 29 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 AWS ERTi-5 and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
86
Elongation at Break, % 10
13
Fatigue Strength, MPa 470
47
Poisson's Ratio 0.32
0.25
Shear Modulus, GPa 40
33
Tensile Strength: Ultimate (UTS), MPa 900
280
Tensile Strength: Yield (Proof), MPa 830
250

Thermal Properties

Latent Heat of Fusion, J/g 410
120
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 7.1
110
Thermal Expansion, µm/m-K 9.6
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
38

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.4
6.4
Embodied Carbon, kg CO2/kg material 38
3.0
Embodied Energy, MJ/kg 610
57
Embodied Water, L/kg 200
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
36
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 56
12
Strength to Weight: Bending, points 46
15
Thermal Diffusivity, mm2/s 2.9
43
Thermal Shock Resistance, points 63
8.6

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
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), % 0.12 to 0.2
0
Tin (Sn), % 0
0 to 0.0010
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
95.3 to 96.5