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Zamak 3 vs. AISI 317 Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while AISI 317 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 3 and the bottom bar is AISI 317 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
170 to 220
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
35 to 55
Fatigue Strength, MPa 48
250 to 330
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
79
Shear Strength, MPa 210
420 to 470
Tensile Strength: Ultimate (UTS), MPa 280
580 to 710
Tensile Strength: Yield (Proof), MPa 210
250 to 420

Thermal Properties

Latent Heat of Fusion, J/g 120
290
Maximum Temperature: Mechanical, °C 95
590
Melting Completion (Liquidus), °C 390
1400
Melting Onset (Solidus), °C 380
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 27
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
21
Density, g/cm3 6.4
7.9
Embodied Carbon, kg CO2/kg material 3.0
4.3
Embodied Energy, MJ/kg 57
59
Embodied Water, L/kg 380
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
210 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 260
150 to 430
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
20 to 25
Strength to Weight: Bending, points 15
20 to 22
Thermal Diffusivity, mm2/s 43
4.1
Thermal Shock Resistance, points 8.6
12 to 15

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
58 to 68
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.020
11 to 15
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.030
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0