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Zamak 2 vs. EN 1.4305 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while EN 1.4305 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 EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.0
14 to 40
Fatigue Strength, MPa 59
190 to 330
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 320
420 to 550
Tensile Strength: Ultimate (UTS), MPa 360
610 to 900
Tensile Strength: Yield (Proof), MPa 270
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 130
290
Maximum Temperature: Mechanical, °C 95
930
Melting Completion (Liquidus), °C 390
1420
Melting Onset (Solidus), °C 380
1380
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 28
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 35
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
15
Density, g/cm3 6.5
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 57
42
Embodied Water, L/kg 380
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 420
120 to 830
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
22 to 32
Strength to Weight: Bending, points 17
20 to 27
Thermal Diffusivity, mm2/s 41
4.0
Thermal Shock Resistance, points 11
14 to 20

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 2.5 to 3.3
0 to 1.0
Iron (Fe), % 0 to 0.1
66.4 to 74.9
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
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0.15 to 0.35
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
0