MakeItFrom.com
Menu (ESC)

S31727 Stainless Steel vs. 5383 Aluminum

S31727 stainless steel belongs to the iron alloys classification, while 5383 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is 5383 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
85 to 110
Elastic (Young's, Tensile) Modulus, GPa 200
68
Elongation at Break, % 40
6.7 to 15
Fatigue Strength, MPa 240
130 to 200
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
26
Shear Strength, MPa 430
190 to 220
Tensile Strength: Ultimate (UTS), MPa 630
310 to 370
Tensile Strength: Yield (Proof), MPa 270
150 to 310

Thermal Properties

Latent Heat of Fusion, J/g 290
390
Maximum Temperature: Corrosion, °C 420
65
Maximum Temperature: Mechanical, °C 1010
200
Melting Completion (Liquidus), °C 1440
650
Melting Onset (Solidus), °C 1390
540
Specific Heat Capacity, J/kg-K 470
900
Thermal Expansion, µm/m-K 16
24

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.5
Density, g/cm3 8.0
2.7
Embodied Carbon, kg CO2/kg material 4.7
9.0
Embodied Energy, MJ/kg 64
160
Embodied Water, L/kg 180
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
23 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 190
170 to 690
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
50
Strength to Weight: Axial, points 22
32 to 38
Strength to Weight: Bending, points 20
38 to 42
Thermal Shock Resistance, points 14
14 to 16

Alloy Composition

Aluminum (Al), % 0
92 to 95.3
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19
0 to 0.25
Copper (Cu), % 2.8 to 4.0
0 to 0.2
Iron (Fe), % 53.7 to 61.3
0 to 0.25
Magnesium (Mg), % 0
4.0 to 5.2
Manganese (Mn), % 0 to 1.0
0.7 to 1.0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
0
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0 to 0.25
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0
0 to 0.4
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15