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Zamak 2 vs. S46500 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while S46500 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
2.3 to 14
Fatigue Strength, MPa 59
550 to 890
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 33
75
Shear Strength, MPa 320
730 to 1120
Tensile Strength: Ultimate (UTS), MPa 360
1260 to 1930
Tensile Strength: Yield (Proof), MPa 270
1120 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 130
280
Maximum Temperature: Mechanical, °C 95
780
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 28
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
15
Density, g/cm3 6.5
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.6
Embodied Energy, MJ/kg 57
51
Embodied Water, L/kg 380
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
43 to 210
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
44 to 68
Strength to Weight: Bending, points 17
33 to 44
Thermal Shock Resistance, points 11
44 to 67

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 2.5 to 3.3
0
Iron (Fe), % 0 to 0.1
72.6 to 76.1
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.020
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.030
0 to 0.25
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0
1.5 to 1.8
Zinc (Zn), % 92.2 to 94
0