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S32101 Stainless Steel vs. Zamak 3

S32101 stainless steel belongs to the iron alloys classification, while Zamak 3 belongs to the zinc 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 S32101 stainless steel and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
83
Elastic (Young's, Tensile) Modulus, GPa 200
86
Elongation at Break, % 34
11
Fatigue Strength, MPa 400
48
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 78
33
Shear Strength, MPa 490
210
Tensile Strength: Ultimate (UTS), MPa 740
280
Tensile Strength: Yield (Proof), MPa 500
210

Thermal Properties

Latent Heat of Fusion, J/g 290
120
Maximum Temperature: Mechanical, °C 1000
95
Melting Completion (Liquidus), °C 1420
390
Melting Onset (Solidus), °C 1370
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 13
27

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 7.7
6.4
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 38
57
Embodied Water, L/kg 150
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
28
Resilience: Unit (Modulus of Resilience), kJ/m3 640
260
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27
12
Strength to Weight: Bending, points 24
15
Thermal Diffusivity, mm2/s 4.0
43
Thermal Shock Resistance, points 20
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 21 to 22
0
Copper (Cu), % 0.1 to 0.8
0 to 0.25
Iron (Fe), % 67.3 to 73.3
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 0.1 to 0.8
0
Nickel (Ni), % 1.4 to 1.7
0 to 0.020
Nitrogen (N), % 0.2 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
95.3 to 96.5