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Zamak 2 vs. AISI 409 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while AISI 409 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is AISI 409 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
24
Fatigue Strength, MPa 59
140
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 33
75
Shear Strength, MPa 320
270
Tensile Strength: Ultimate (UTS), MPa 360
420
Tensile Strength: Yield (Proof), MPa 270
200

Thermal Properties

Latent Heat of Fusion, J/g 130
270
Maximum Temperature: Mechanical, °C 95
710
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 28
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 35
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
6.5
Density, g/cm3 6.5
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.0
Embodied Energy, MJ/kg 57
28
Embodied Water, L/kg 380
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
83
Resilience: Unit (Modulus of Resilience), kJ/m3 420
100
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 41
6.7
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 2.5 to 3.3
0
Iron (Fe), % 0 to 0.1
84.9 to 89.5
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.020
0 to 0.5
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0
0 to 0.75
Zinc (Zn), % 92.2 to 94
0