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Zamak 5 vs. EN 1.4958 Stainless Steel

Zamak 5 belongs to the zinc alloys classification, while EN 1.4958 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 5 and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.3
40
Fatigue Strength, MPa 56
170
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 260
430
Tensile Strength: Ultimate (UTS), MPa 330
630
Tensile Strength: Yield (Proof), MPa 240
190

Thermal Properties

Latent Heat of Fusion, J/g 120
300
Maximum Temperature: Mechanical, °C 95
1090
Melting Completion (Liquidus), °C 390
1400
Melting Onset (Solidus), °C 380
1350
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 27
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
30
Density, g/cm3 6.4
8.0
Embodied Carbon, kg CO2/kg material 3.0
5.3
Embodied Energy, MJ/kg 57
75
Embodied Water, L/kg 380
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
190
Resilience: Unit (Modulus of Resilience), kJ/m3 330
95
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 14
22
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 42
3.2
Thermal Shock Resistance, points 9.9
15

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0.2 to 0.5
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.030 to 0.080
Chromium (Cr), % 0
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0.7 to 1.3
0 to 0.5
Iron (Fe), % 0 to 0.1
41.1 to 50.6
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.020
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.030
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0
0.2 to 0.5
Zinc (Zn), % 94.3 to 95.7
0