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Zamak 3 vs. AISI 440A Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while AISI 440A stainless steel belongs to the iron alloys. There are 29 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 AISI 440A stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
5.0 to 20
Fatigue Strength, MPa 48
270 to 790
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
450 to 1040
Tensile Strength: Ultimate (UTS), MPa 280
730 to 1790
Tensile Strength: Yield (Proof), MPa 210
420 to 1650

Thermal Properties

Latent Heat of Fusion, J/g 120
280
Maximum Temperature: Mechanical, °C 95
760
Melting Completion (Liquidus), °C 390
1480
Melting Onset (Solidus), °C 380
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
23
Thermal Expansion, µm/m-K 27
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.0
Density, g/cm3 6.4
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.2
Embodied Energy, MJ/kg 57
31
Embodied Water, L/kg 380
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
87 to 120
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
26 to 65
Strength to Weight: Bending, points 15
23 to 43
Thermal Diffusivity, mm2/s 43
6.2
Thermal Shock Resistance, points 8.6
26 to 65

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.6 to 0.75
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
78.4 to 83.4
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0