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Zamak 3 vs. S42300 Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while S42300 stainless steel belongs to the iron alloys. There are 31 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 Zamak 3 and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
330
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
9.1
Fatigue Strength, MPa 48
440
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
650
Tensile Strength: Ultimate (UTS), MPa 280
1100
Tensile Strength: Yield (Proof), MPa 210
850

Thermal Properties

Latent Heat of Fusion, J/g 120
270
Maximum Temperature: Mechanical, °C 95
750
Melting Completion (Liquidus), °C 390
1470
Melting Onset (Solidus), °C 380
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 27
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
4.5
Electrical Conductivity: Equal Weight (Specific), % IACS 38
5.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.2
Embodied Energy, MJ/kg 57
44
Embodied Water, L/kg 380
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
93
Resilience: Unit (Modulus of Resilience), kJ/m3 260
1840
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
39
Strength to Weight: Bending, points 15
30
Thermal Diffusivity, mm2/s 43
6.8
Thermal Shock Resistance, points 8.6
40

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.27 to 0.32
Chromium (Cr), % 0
11 to 12
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
82 to 85.1
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
1.0 to 1.4
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0 to 0.020
0 to 0.5
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.030
0 to 0.5
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.0030
0
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 95.3 to 96.5
0