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AWS ERTi-1 vs. ZA-8

AWS ERTi-1 belongs to the titanium alloys classification, while ZA-8 belongs to the zinc 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 AWS ERTi-1 and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
85 to 86
Elongation at Break, % 24
1.3 to 8.0
Fatigue Strength, MPa 120
51 to 100
Poisson's Ratio 0.32
0.26
Shear Modulus, GPa 41
34
Tensile Strength: Ultimate (UTS), MPa 240
210 to 370
Tensile Strength: Yield (Proof), MPa 170
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 420
110
Maximum Temperature: Mechanical, °C 320
100
Melting Completion (Liquidus), °C 1670
400
Melting Onset (Solidus), °C 1620
380
Specific Heat Capacity, J/kg-K 540
440
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 8.7
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
28
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
40

Otherwise Unclassified Properties

Base Metal Price, % relative 37
11
Density, g/cm3 4.5
6.3
Embodied Carbon, kg CO2/kg material 31
3.3
Embodied Energy, MJ/kg 510
62
Embodied Water, L/kg 110
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 140
260 to 490
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 15
9.3 to 17
Strength to Weight: Bending, points 19
12 to 18
Thermal Diffusivity, mm2/s 8.7
42
Thermal Shock Resistance, points 19
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
0.8 to 1.3
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0
0 to 0.020
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
0 to 0.045
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 99.773 to 99.97
0
Zinc (Zn), % 0
89.7 to 91.2