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S30435 Stainless Steel vs. EN AC-46300 Aluminum

S30435 stainless steel belongs to the iron alloys classification, while EN AC-46300 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 S30435 stainless steel and the bottom bar is EN AC-46300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
91
Elastic (Young's, Tensile) Modulus, GPa 190
73
Elongation at Break, % 51
1.1
Fatigue Strength, MPa 170
79
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
27
Tensile Strength: Ultimate (UTS), MPa 510
200
Tensile Strength: Yield (Proof), MPa 170
110

Thermal Properties

Latent Heat of Fusion, J/g 280
490
Maximum Temperature: Mechanical, °C 900
170
Melting Completion (Liquidus), °C 1420
630
Melting Onset (Solidus), °C 1380
530
Specific Heat Capacity, J/kg-K 480
880
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 16
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
84

Otherwise Unclassified Properties

Base Metal Price, % relative 14
10
Density, g/cm3 7.8
2.9
Embodied Carbon, kg CO2/kg material 2.9
7.7
Embodied Energy, MJ/kg 40
140
Embodied Water, L/kg 140
1060

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
1.9
Resilience: Unit (Modulus of Resilience), kJ/m3 77
89
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
49
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
27
Thermal Diffusivity, mm2/s 4.2
47
Thermal Shock Resistance, points 12
9.1

Alloy Composition

Aluminum (Al), % 0
84 to 90
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 1.5 to 3.0
3.0 to 4.0
Iron (Fe), % 66.9 to 75.5
0 to 0.8
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0.3 to 0.6
Manganese (Mn), % 0 to 2.0
0.2 to 0.65
Nickel (Ni), % 7.0 to 9.0
0 to 0.3
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
6.5 to 8.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.65
Residuals, % 0
0 to 0.55