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Zamak 3 vs. S21460 Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while S21460 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
250
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
46
Fatigue Strength, MPa 48
390
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
580
Tensile Strength: Ultimate (UTS), MPa 280
830
Tensile Strength: Yield (Proof), MPa 210
430

Thermal Properties

Latent Heat of Fusion, J/g 120
290
Maximum Temperature: Mechanical, °C 95
920
Melting Completion (Liquidus), °C 390
1380
Melting Onset (Solidus), °C 380
1330
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 27
18

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14
Density, g/cm3 6.4
7.6
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 57
43
Embodied Water, L/kg 380
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
320
Resilience: Unit (Modulus of Resilience), kJ/m3 260
460
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
30
Strength to Weight: Bending, points 15
26
Thermal Shock Resistance, points 8.6
17

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
57.3 to 63.7
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
14 to 16
Nickel (Ni), % 0 to 0.020
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0