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2030 Aluminum vs. EN 1.4828 Stainless Steel

2030 aluminum belongs to the aluminum alloys classification, while EN 1.4828 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, 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 2030 aluminum and the bottom bar is EN 1.4828 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
200
Elongation at Break, % 5.6 to 8.0
33
Fatigue Strength, MPa 91 to 110
200
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
77
Shear Strength, MPa 220 to 250
430
Tensile Strength: Ultimate (UTS), MPa 370 to 420
650
Tensile Strength: Yield (Proof), MPa 240 to 270
260

Thermal Properties

Latent Heat of Fusion, J/g 390
320
Maximum Temperature: Mechanical, °C 190
1000
Melting Completion (Liquidus), °C 640
1400
Melting Onset (Solidus), °C 510
1360
Specific Heat Capacity, J/kg-K 870
490
Thermal Conductivity, W/m-K 130
15
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 99
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
17
Density, g/cm3 3.1
7.7
Embodied Carbon, kg CO2/kg material 8.0
3.4
Embodied Energy, MJ/kg 150
48
Embodied Water, L/kg 1140
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
170
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
25
Strength to Weight: Axial, points 33 to 38
23
Strength to Weight: Bending, points 37 to 40
22
Thermal Diffusivity, mm2/s 50
4.0
Thermal Shock Resistance, points 16 to 19
14

Alloy Composition

Aluminum (Al), % 88.9 to 95.2
0
Bismuth (Bi), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0 to 0.1
19 to 21
Copper (Cu), % 3.3 to 4.5
0
Iron (Fe), % 0 to 0.7
61.1 to 68.5
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.5 to 1.3
0
Manganese (Mn), % 0.2 to 1.0
0 to 2.0
Nickel (Ni), % 0
11 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.8
1.5 to 2.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0