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Zamak 3 vs. EN 1.4305 Stainless Steel

Zamak 3 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 (7, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
14 to 40
Fatigue Strength, MPa 48
190 to 330
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
420 to 550
Tensile Strength: Ultimate (UTS), MPa 280
610 to 900
Tensile Strength: Yield (Proof), MPa 210
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 120
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 27
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
15
Density, g/cm3 6.4
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 28
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 260
120 to 830
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
22 to 32
Strength to Weight: Bending, points 15
20 to 27
Thermal Diffusivity, mm2/s 43
4.0
Thermal Shock Resistance, points 8.6
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), % 0 to 0.25
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), % 95.3 to 96.5
0