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Zamak 3 vs. S15700 Stainless Steel

Zamak 3 belongs to the zinc alloys classification, while S15700 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 S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 11
1.1 to 29
Fatigue Strength, MPa 48
370 to 770
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 280
1180 to 1890
Tensile Strength: Yield (Proof), MPa 210
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 120
290
Maximum Temperature: Mechanical, °C 95
870
Melting Completion (Liquidus), °C 390
1440
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
16
Thermal Expansion, µm/m-K 27
11

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
15
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.4
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 380
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 260
640 to 4660
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
42 to 67
Strength to Weight: Bending, points 15
32 to 43
Thermal Diffusivity, mm2/s 43
4.2
Thermal Shock Resistance, points 8.6
39 to 63

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0.75 to 1.5
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.090
Chromium (Cr), % 0
14 to 16
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
69.6 to 76.8
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.020
6.5 to 7.7
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0