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Zamak 2 vs. EN 1.4621 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while EN 1.4621 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 EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.0
25
Fatigue Strength, MPa 59
190
Poisson's Ratio 0.26
0.27
Shear Modulus, GPa 33
78
Shear Strength, MPa 320
320
Tensile Strength: Ultimate (UTS), MPa 360
500
Tensile Strength: Yield (Proof), MPa 270
270

Thermal Properties

Latent Heat of Fusion, J/g 130
290
Maximum Temperature: Mechanical, °C 95
970
Melting Completion (Liquidus), °C 390
1440
Melting Onset (Solidus), °C 380
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
21
Thermal Expansion, µm/m-K 28
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 35
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 12
14
Density, g/cm3 6.5
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 380
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
110
Resilience: Unit (Modulus of Resilience), kJ/m3 420
190
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
18
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 41
5.7
Thermal Shock Resistance, points 11
17

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
20 to 21.5
Copper (Cu), % 2.5 to 3.3
0.1 to 1.0
Iron (Fe), % 0 to 0.1
74.4 to 79.7
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
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.030
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), % 92.2 to 94
0