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Zamak 5 vs. S20161 Stainless Steel

Zamak 5 belongs to the zinc alloys classification, while S20161 stainless steel belongs to the iron alloys. There are 31 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 S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92
250
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.3
46
Fatigue Strength, MPa 56
360
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
76
Shear Strength, MPa 260
690
Tensile Strength: Ultimate (UTS), MPa 330
980
Tensile Strength: Yield (Proof), MPa 240
390

Thermal Properties

Latent Heat of Fusion, J/g 120
330
Maximum Temperature: Mechanical, °C 95
870
Melting Completion (Liquidus), °C 390
1380
Melting Onset (Solidus), °C 380
1330
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 27
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
12
Density, g/cm3 6.4
7.5
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 57
39
Embodied Water, L/kg 380
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
360
Resilience: Unit (Modulus of Resilience), kJ/m3 330
390
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
26
Strength to Weight: Axial, points 14
36
Strength to Weight: Bending, points 16
29
Thermal Diffusivity, mm2/s 42
4.0
Thermal Shock Resistance, points 9.9
22

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
15 to 18
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
65.6 to 73.9
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
4.0 to 6.0
Nickel (Ni), % 0 to 0.020
4.0 to 6.0
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
3.0 to 4.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0