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ZA-27 vs. AWS E308Mo

ZA-27 belongs to the zinc alloys classification, while AWS E308Mo belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is AWS E308Mo.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
200
Elongation at Break, % 2.0 to 4.5
40
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 31
78
Tensile Strength: Ultimate (UTS), MPa 400 to 430
620

Thermal Properties

Latent Heat of Fusion, J/g 130
290
Melting Completion (Liquidus), °C 480
1440
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 530
470
Thermal Conductivity, W/m-K 130
16
Thermal Expansion, µm/m-K 26
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 53
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
19
Density, g/cm3 5.0
7.9
Embodied Carbon, kg CO2/kg material 4.2
3.8
Embodied Energy, MJ/kg 80
53
Embodied Water, L/kg 570
160

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 28
25
Strength to Weight: Axial, points 22 to 24
22
Strength to Weight: Bending, points 24 to 25
20
Thermal Diffusivity, mm2/s 47
4.2
Thermal Shock Resistance, points 14 to 15
16

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 2.0 to 2.5
0 to 0.75
Iron (Fe), % 0 to 0.1
59.6 to 70.5
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0.5 to 2.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.020
9.0 to 12
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.080
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0