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ZA-27 vs. AWS E409Nb

ZA-27 belongs to the zinc alloys classification, while AWS E409Nb belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is AWS E409Nb.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
190
Elongation at Break, % 2.0 to 4.5
23
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 31
76
Tensile Strength: Ultimate (UTS), MPa 400 to 430
500
Tensile Strength: Yield (Proof), MPa 260 to 370
380

Thermal Properties

Latent Heat of Fusion, J/g 130
280
Melting Completion (Liquidus), °C 480
1460
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 530
480
Thermal Conductivity, W/m-K 130
25
Thermal Expansion, µm/m-K 26
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 53
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 5.0
7.8
Embodied Carbon, kg CO2/kg material 4.2
2.9
Embodied Energy, MJ/kg 80
42
Embodied Water, L/kg 570
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
110
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
380
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 28
25
Strength to Weight: Axial, points 22 to 24
18
Strength to Weight: Bending, points 24 to 25
18
Thermal Diffusivity, mm2/s 47
6.8
Thermal Shock Resistance, points 14 to 15
14

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
11 to 14
Copper (Cu), % 2.0 to 2.5
0 to 0.75
Iron (Fe), % 0 to 0.1
80.2 to 88.5
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.020
0 to 0.6
Niobium (Nb), % 0
0.5 to 1.5
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