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AWS E209 vs. ZA-27

AWS E209 belongs to the iron alloys classification, while ZA-27 belongs to the zinc alloys. There are 20 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is AWS E209 and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
78
Elongation at Break, % 17
2.0 to 4.5
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
31
Tensile Strength: Ultimate (UTS), MPa 770
400 to 430

Thermal Properties

Latent Heat of Fusion, J/g 300
130
Melting Completion (Liquidus), °C 1420
480
Melting Onset (Solidus), °C 1370
380
Specific Heat Capacity, J/kg-K 480
530
Thermal Expansion, µm/m-K 14
26

Otherwise Unclassified Properties

Base Metal Price, % relative 21
11
Density, g/cm3 7.8
5.0
Embodied Carbon, kg CO2/kg material 4.4
4.2
Embodied Energy, MJ/kg 63
80
Embodied Water, L/kg 180
570

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 25
28
Strength to Weight: Axial, points 28
22 to 24
Strength to Weight: Bending, points 24
24 to 25
Thermal Shock Resistance, points 19
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 24
0
Copper (Cu), % 0 to 0.75
2.0 to 2.5
Iron (Fe), % 51.5 to 64.3
0 to 0.1
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Manganese (Mn), % 4.0 to 7.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 9.5 to 12
0 to 0.020
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
69.3 to 73