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S41425 Stainless Steel vs. Zamak 3

S41425 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 S41425 stainless steel and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
83
Elastic (Young's, Tensile) Modulus, GPa 200
86
Elongation at Break, % 17
11
Fatigue Strength, MPa 450
48
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 77
33
Shear Strength, MPa 570
210
Tensile Strength: Ultimate (UTS), MPa 920
280
Tensile Strength: Yield (Proof), MPa 750
210

Thermal Properties

Latent Heat of Fusion, J/g 280
120
Maximum Temperature: Mechanical, °C 810
95
Melting Completion (Liquidus), °C 1450
390
Melting Onset (Solidus), °C 1410
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 16
110
Thermal Expansion, µm/m-K 10
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
38

Otherwise Unclassified Properties

Base Metal Price, % relative 13
11
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 2.9
3.0
Embodied Energy, MJ/kg 40
57
Embodied Water, L/kg 120
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
28
Resilience: Unit (Modulus of Resilience), kJ/m3 1420
260
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 33
12
Strength to Weight: Bending, points 27
15
Thermal Diffusivity, mm2/s 4.4
43
Thermal Shock Resistance, points 33
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 12 to 15
0
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 74 to 81.9
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0.5 to 1.0
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 4.0 to 7.0
0 to 0.020
Nitrogen (N), % 0.060 to 0.12
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0 to 0.030
Sulfur (S), % 0 to 0.0050
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
95.3 to 96.5