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EN 1.4958 Stainless Steel vs. Zamak 2

EN 1.4958 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 (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4958 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, % 40
6.0
Fatigue Strength, MPa 170
59
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 77
33
Shear Strength, MPa 430
320
Tensile Strength: Ultimate (UTS), MPa 630
360
Tensile Strength: Yield (Proof), MPa 190
270

Thermal Properties

Latent Heat of Fusion, J/g 300
130
Maximum Temperature: Mechanical, °C 1090
95
Melting Completion (Liquidus), °C 1400
390
Melting Onset (Solidus), °C 1350
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 12
110
Thermal Expansion, µm/m-K 15
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
35

Otherwise Unclassified Properties

Base Metal Price, % relative 30
12
Density, g/cm3 8.0
6.5
Embodied Carbon, kg CO2/kg material 5.3
3.0
Embodied Energy, MJ/kg 75
57
Embodied Water, L/kg 200
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
20
Resilience: Unit (Modulus of Resilience), kJ/m3 95
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22
15
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 3.2
41
Thermal Shock Resistance, points 15
11

Alloy Composition

Aluminum (Al), % 0.2 to 0.5
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.030 to 0.080
0
Chromium (Cr), % 19 to 22
0
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
2.5 to 3.3
Iron (Fe), % 41.1 to 50.6
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
Nickel (Ni), % 30 to 32.5
0 to 0.020
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.7
0 to 0.030
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0.2 to 0.5
0
Zinc (Zn), % 0
92.2 to 94