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EN 1.3520 Steel vs. AISI 439 Stainless Steel

Both EN 1.3520 steel and AISI 439 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (11, 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 439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 220
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 620 to 730
490

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 430
890
Melting Completion (Liquidus), °C 1440
1510
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 43
25
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
9.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.3
Embodied Energy, MJ/kg 20
34
Embodied Water, L/kg 54
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 26
18
Strength to Weight: Bending, points 21 to 23
18
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 18 to 22
16

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.15
Carbon (C), % 0.93 to 1.1
0 to 0.030
Chromium (Cr), % 1.4 to 1.7
17 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.9 to 97.2
77.1 to 82.8
Manganese (Mn), % 1.0 to 1.2
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0
0 to 0.030
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
Titanium (Ti), % 0
0.2 to 1.1