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Zamak 7 vs. S34565 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while S34565 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 7 and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
200
Elastic (Young's, Tensile) Modulus, GPa 86
210
Elongation at Break, % 13
39
Fatigue Strength, MPa 47
400
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
80
Shear Strength, MPa 210
610
Tensile Strength: Ultimate (UTS), MPa 280
900
Tensile Strength: Yield (Proof), MPa 250
470

Thermal Properties

Latent Heat of Fusion, J/g 120
310
Maximum Temperature: Mechanical, °C 95
1100
Melting Completion (Liquidus), °C 390
1420
Melting Onset (Solidus), °C 380
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 27
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
28
Density, g/cm3 6.4
7.9
Embodied Carbon, kg CO2/kg material 3.0
5.3
Embodied Energy, MJ/kg 57
73
Embodied Water, L/kg 380
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
300
Resilience: Unit (Modulus of Resilience), kJ/m3 370
540
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
32
Strength to Weight: Bending, points 15
26
Thermal Diffusivity, mm2/s 43
3.2
Thermal Shock Resistance, points 8.6
22

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
43.2 to 51.6
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0.0050 to 0.020
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0