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AWS ERNiCrMo-4 vs. Z21721 Zinc

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
87
Elongation at Break, % 28
40
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 84
35
Tensile Strength: Ultimate (UTS), MPa 790
150

Thermal Properties

Latent Heat of Fusion, J/g 310
110
Melting Completion (Liquidus), °C 1590
410
Melting Onset (Solidus), °C 1530
390
Specific Heat Capacity, J/kg-K 410
390
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 70
11
Density, g/cm3 9.0
6.6
Embodied Carbon, kg CO2/kg material 13
2.8
Embodied Energy, MJ/kg 170
53
Embodied Water, L/kg 280
340

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 22
22
Strength to Weight: Axial, points 24
6.4
Strength to Weight: Bending, points 21
9.6
Thermal Shock Resistance, points 22
4.8

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 14.5 to 16.5
0
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.0050
Iron (Fe), % 4.0 to 7.0
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 50 to 63.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.080
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Zinc (Zn), % 0
98.9 to 100
Residuals, % 0 to 0.5
0