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EN 1.3520 Steel vs. AISI 420 Stainless Steel

Both EN 1.3520 steel and AISI 420 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3520 steel and the bottom bar is AISI 420 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 220
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 620 to 730
690 to 1720

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 430
620
Melting Completion (Liquidus), °C 1440
1510
Melting Onset (Solidus), °C 1400
1450
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 43
27
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 20
28
Embodied Water, L/kg 54
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 26
25 to 62
Strength to Weight: Bending, points 21 to 23
22 to 41
Thermal Diffusivity, mm2/s 12
7.3
Thermal Shock Resistance, points 18 to 22
25 to 62

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0.15 to 0.4
Chromium (Cr), % 1.4 to 1.7
12 to 14
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.9 to 97.2
82.3 to 87.9
Manganese (Mn), % 1.0 to 1.2
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0 to 0.5
Nickel (Ni), % 0
0 to 0.75
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.45 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030