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AWS ERNiMo-3 vs. ZA-8

AWS ERNiMo-3 belongs to the nickel alloys classification, while ZA-8 belongs to the zinc alloys. There are 19 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 ERNiMo-3 and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
85 to 86
Poisson's Ratio 0.3
0.26
Shear Modulus, GPa 83
34
Tensile Strength: Ultimate (UTS), MPa 770
210 to 370

Thermal Properties

Latent Heat of Fusion, J/g 320
110
Melting Completion (Liquidus), °C 1600
400
Melting Onset (Solidus), °C 1540
380
Specific Heat Capacity, J/kg-K 400
440
Thermal Expansion, µm/m-K 11
23

Otherwise Unclassified Properties

Base Metal Price, % relative 70
11
Density, g/cm3 9.1
6.3
Embodied Carbon, kg CO2/kg material 15
3.3
Embodied Energy, MJ/kg 190
62
Embodied Water, L/kg 270
420

Common Calculations

Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
9.3 to 17
Strength to Weight: Bending, points 21
12 to 18
Thermal Shock Resistance, points 24
7.6 to 13

Alloy Composition


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Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 4.0 to 6.0
0
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0.8 to 1.3
Iron (Fe), % 4.0 to 7.0
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 23 to 26
0
Nickel (Ni), % 53.7 to 69
0 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.045
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 0.6
0
Zinc (Zn), % 0
89.7 to 91.2
Residuals, % 0 to 0.5
0