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SAE-AISI 50B60 Steel vs. EN 1.4520 Stainless Steel

Both SAE-AISI 50B60 steel and EN 1.4520 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 50B60 steel and the bottom bar is EN 1.4520 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 20
26
Fatigue Strength, MPa 240 to 330
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 380
310
Tensile Strength: Ultimate (UTS), MPa 610 to 630
480
Tensile Strength: Yield (Proof), MPa 350 to 530
220

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
870
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
20
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
8.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.2
Embodied Energy, MJ/kg 19
32
Embodied Water, L/kg 48
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 100
100
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 750
120
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 23
17
Strength to Weight: Bending, points 20 to 21
18
Thermal Diffusivity, mm2/s 12
5.4
Thermal Shock Resistance, points 20
17

Alloy Composition

Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.56 to 0.64
0 to 0.025
Chromium (Cr), % 0.4 to 0.6
16 to 18
Iron (Fe), % 97.3 to 98.1
80.1 to 83.9
Manganese (Mn), % 0.75 to 1.0
0 to 0.5
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8