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S31254 Stainless Steel vs. Zamak 5

S31254 stainless steel belongs to the iron alloys classification, while Zamak 5 belongs to the zinc alloys. There are 32 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 S31254 stainless steel and the bottom bar is Zamak 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
92
Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 40
6.3
Fatigue Strength, MPa 290
56
Poisson's Ratio 0.28
0.25
Rockwell B Hardness 84
57
Shear Modulus, GPa 80
33
Shear Strength, MPa 490
260
Tensile Strength: Ultimate (UTS), MPa 720
330
Tensile Strength: Yield (Proof), MPa 330
240

Thermal Properties

Latent Heat of Fusion, J/g 300
120
Maximum Temperature: Mechanical, °C 1090
95
Melting Completion (Liquidus), °C 1460
390
Melting Onset (Solidus), °C 1420
380
Specific Heat Capacity, J/kg-K 460
410
Thermal Conductivity, W/m-K 14
110
Thermal Expansion, µm/m-K 17
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 28
12
Density, g/cm3 8.0
6.4
Embodied Carbon, kg CO2/kg material 5.5
3.0
Embodied Energy, MJ/kg 74
57
Embodied Water, L/kg 190
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
19
Resilience: Unit (Modulus of Resilience), kJ/m3 270
330
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 25
14
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 3.8
42
Thermal Shock Resistance, points 15
9.9

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 19.5 to 20.5
0
Copper (Cu), % 0.5 to 1.0
0.7 to 1.3
Iron (Fe), % 51.4 to 56.3
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.025 to 0.080
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 6.0 to 6.5
0
Nickel (Ni), % 17.5 to 18.5
0 to 0.020
Nitrogen (N), % 0.18 to 0.22
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.8
0 to 0.030
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
94.3 to 95.7