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Zamak 5 vs. S17700 Stainless Steel

Zamak 5 belongs to the zinc alloys classification, while S17700 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 5 and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92
180 to 430
Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.3
1.0 to 23
Fatigue Strength, MPa 56
290 to 560
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
76
Shear Strength, MPa 260
740 to 940
Tensile Strength: Ultimate (UTS), MPa 330
1180 to 1650
Tensile Strength: Yield (Proof), MPa 240
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 120
290
Maximum Temperature: Mechanical, °C 95
890
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
15
Thermal Expansion, µm/m-K 27
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
13
Density, g/cm3 6.4
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
40
Embodied Water, L/kg 380
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 330
460 to 3750
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 14
42 to 59
Strength to Weight: Bending, points 16
32 to 40
Thermal Diffusivity, mm2/s 42
4.1
Thermal Shock Resistance, points 9.9
39 to 54

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
16 to 18
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
70.5 to 76.8
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.020
6.5 to 7.8
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), % 94.3 to 95.7
0