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ZA-27 vs. AWS ERTi-5

ZA-27 belongs to the zinc alloys classification, while AWS ERTi-5 belongs to the titanium alloys. There are 29 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 ZA-27 and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
110
Elongation at Break, % 2.0 to 4.5
10
Fatigue Strength, MPa 110 to 170
470
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 31
40
Tensile Strength: Ultimate (UTS), MPa 400 to 430
900
Tensile Strength: Yield (Proof), MPa 260 to 370
830

Thermal Properties

Latent Heat of Fusion, J/g 130
410
Maximum Temperature: Mechanical, °C 120
340
Melting Completion (Liquidus), °C 480
1610
Melting Onset (Solidus), °C 380
1560
Specific Heat Capacity, J/kg-K 530
560
Thermal Conductivity, W/m-K 130
7.1
Thermal Expansion, µm/m-K 26
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 53
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 5.0
4.4
Embodied Carbon, kg CO2/kg material 4.2
38
Embodied Energy, MJ/kg 80
610
Embodied Water, L/kg 570
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
87
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
3250
Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 28
35
Strength to Weight: Axial, points 22 to 24
56
Strength to Weight: Bending, points 24 to 25
46
Thermal Diffusivity, mm2/s 47
2.9
Thermal Shock Resistance, points 14 to 15
63

Alloy Composition

Aluminum (Al), % 25 to 28
5.5 to 6.8
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 2.0 to 2.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.1
0 to 0.22
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Nickel (Ni), % 0 to 0.020
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0.12 to 0.2
Silicon (Si), % 0 to 0.080
0
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 69.3 to 73
0