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Zamak 7 vs. N08535 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while N08535 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is N08535 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 13
46
Fatigue Strength, MPa 47
220
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
80
Shear Strength, MPa 210
400
Tensile Strength: Ultimate (UTS), MPa 280
570
Tensile Strength: Yield (Proof), MPa 250
240

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
1370
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
13
Thermal Expansion, µm/m-K 27
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 38
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 6.4
8.1
Embodied Carbon, kg CO2/kg material 3.0
6.3
Embodied Energy, MJ/kg 57
87
Embodied Water, L/kg 380
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
210
Resilience: Unit (Modulus of Resilience), kJ/m3 370
140
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
20
Strength to Weight: Bending, points 15
19
Thermal Diffusivity, mm2/s 43
3.3
Thermal Shock Resistance, points 8.6
13

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
24 to 27
Copper (Cu), % 0 to 0.25
0 to 1.5
Iron (Fe), % 0 to 0.075
29.4 to 44.5
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 0.0050 to 0.020
29 to 36.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0