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Zamak 5 vs. EN 1.4418 Stainless Steel

Zamak 5 belongs to the zinc alloys classification, while EN 1.4418 stainless steel belongs to the iron alloys. There are 30 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 Zamak 5 and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.3
16 to 20
Fatigue Strength, MPa 56
350 to 480
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 260
530 to 620
Tensile Strength: Ultimate (UTS), MPa 330
860 to 1000
Tensile Strength: Yield (Proof), MPa 240
540 to 790

Thermal Properties

Latent Heat of Fusion, J/g 120
280
Maximum Temperature: Mechanical, °C 95
870
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 27
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
13
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
39
Embodied Water, L/kg 380
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 330
730 to 1590
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 14
31 to 36
Strength to Weight: Bending, points 16
26 to 28
Thermal Diffusivity, mm2/s 42
4.0
Thermal Shock Resistance, points 9.9
31 to 36

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
73.2 to 80.2
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0.8 to 1.5
Nickel (Ni), % 0 to 0.020
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 0.7
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0