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Nickel 718 vs. Zamak 2

Nickel 718 belongs to the nickel alloys classification, while Zamak 2 belongs to the zinc alloys. There are 30 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is nickel 718 and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 12 to 50
6.0
Fatigue Strength, MPa 460 to 760
59
Poisson's Ratio 0.29
0.26
Shear Modulus, GPa 75
33
Shear Strength, MPa 660 to 950
320
Tensile Strength: Ultimate (UTS), MPa 930 to 1530
360
Tensile Strength: Yield (Proof), MPa 510 to 1330
270

Thermal Properties

Latent Heat of Fusion, J/g 310
130
Maximum Temperature: Mechanical, °C 980
95
Melting Completion (Liquidus), °C 1340
390
Melting Onset (Solidus), °C 1260
380
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 11
110
Thermal Expansion, µm/m-K 13
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
25
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
35

Otherwise Unclassified Properties

Base Metal Price, % relative 75
12
Density, g/cm3 8.3
6.5
Embodied Carbon, kg CO2/kg material 13
3.0
Embodied Energy, MJ/kg 190
57
Embodied Water, L/kg 250
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 390
20
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 4560
420
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 31 to 51
15
Strength to Weight: Bending, points 25 to 35
17
Thermal Diffusivity, mm2/s 3.0
41
Thermal Shock Resistance, points 27 to 44
11

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
3.5 to 4.3
Boron (B), % 0 to 0.0060
0
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 21
0
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.3
2.5 to 3.3
Iron (Fe), % 11.1 to 24.6
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 0.35
0
Molybdenum (Mo), % 2.8 to 3.3
0
Nickel (Ni), % 50 to 55
0 to 0.020
Niobium (Nb), % 4.8 to 5.5
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.35
0 to 0.030
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0.65 to 1.2
0
Zinc (Zn), % 0
92.2 to 94