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Zamak 3 vs. S35500 Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while S35500 stainless steel belongs to the iron 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 Zamak 3 and the bottom bar is S35500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
14
Fatigue Strength, MPa 48
690 to 730
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
78
Shear Strength, MPa 210
810 to 910
Tensile Strength: Ultimate (UTS), MPa 280
1330 to 1490
Tensile Strength: Yield (Proof), MPa 210
1200 to 1280

Thermal Properties

Latent Heat of Fusion, J/g 120
280
Maximum Temperature: Mechanical, °C 95
870
Melting Completion (Liquidus), °C 390
1460
Melting Onset (Solidus), °C 380
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
16
Thermal Expansion, µm/m-K 27
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
16
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 380
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
180 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 260
3610 to 4100
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
47 to 53
Strength to Weight: Bending, points 15
34 to 37
Thermal Diffusivity, mm2/s 43
4.4
Thermal Shock Resistance, points 8.6
44 to 49

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.1 to 0.15
Chromium (Cr), % 0
15 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
73.2 to 77.7
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0.5 to 1.3
Molybdenum (Mo), % 0
2.5 to 3.2
Nickel (Ni), % 0 to 0.020
4.0 to 5.0
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0.070 to 0.13
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0