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EN 1.4418 Stainless Steel vs. Zamak 2

EN 1.4418 stainless steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc alloys. There are 30 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4418 stainless steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 16 to 20
6.0
Fatigue Strength, MPa 350 to 480
59
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 77
33
Shear Strength, MPa 530 to 620
320
Tensile Strength: Ultimate (UTS), MPa 860 to 1000
360
Tensile Strength: Yield (Proof), MPa 540 to 790
270

Thermal Properties

Latent Heat of Fusion, J/g 280
130
Maximum Temperature: Mechanical, °C 870
95
Melting Completion (Liquidus), °C 1450
390
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 10
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
35

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.8
6.5
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 39
57
Embodied Water, L/kg 130
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
20
Resilience: Unit (Modulus of Resilience), kJ/m3 730 to 1590
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31 to 36
15
Strength to Weight: Bending, points 26 to 28
17
Thermal Diffusivity, mm2/s 4.0
41
Thermal Shock Resistance, points 31 to 36
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
2.5 to 3.3
Iron (Fe), % 73.2 to 80.2
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.8 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
0 to 0.020
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.7
0 to 0.030
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94