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Zamak 2 vs. AISI 304Cu Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while AISI 304Cu stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is AISI 304Cu stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
160
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
45
Fatigue Strength, MPa 59
190
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 33
76
Shear Strength, MPa 320
370
Tensile Strength: Ultimate (UTS), MPa 360
530
Tensile Strength: Yield (Proof), MPa 270
210

Thermal Properties

Latent Heat of Fusion, J/g 130
290
Maximum Temperature: Mechanical, °C 95
930
Melting Completion (Liquidus), °C 390
1410
Melting Onset (Solidus), °C 380
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
13
Thermal Expansion, µm/m-K 28
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 35
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 12
16
Density, g/cm3 6.5
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 57
43
Embodied Water, L/kg 380
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
190
Resilience: Unit (Modulus of Resilience), kJ/m3 420
110
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
19
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 41
3.5
Thermal Shock Resistance, points 11
12

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 2.5 to 3.3
3.0 to 4.0
Iron (Fe), % 0 to 0.1
63.9 to 72
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 0.020
8.0 to 10
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
Zinc (Zn), % 92.2 to 94
0