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EN 1.4859 Stainless Steel vs. SAE-AISI 50B60 Steel

Both EN 1.4859 stainless steel and SAE-AISI 50B60 steel are iron alloys. They have 46% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4859 stainless steel and the bottom bar is SAE-AISI 50B60 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
12 to 20
Fatigue Strength, MPa 140
240 to 330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 490
610 to 630
Tensile Strength: Yield (Proof), MPa 210
350 to 530

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1050
410
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
45
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.4
Embodied Energy, MJ/kg 88
19
Embodied Water, L/kg 190
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
71 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 110
330 to 750
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
22 to 23
Strength to Weight: Bending, points 17
20 to 21
Thermal Diffusivity, mm2/s 3.4
12
Thermal Shock Resistance, points 11
20

Alloy Composition

Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0.050 to 0.15
0.56 to 0.64
Chromium (Cr), % 19 to 21
0.4 to 0.6
Iron (Fe), % 40.3 to 49
97.3 to 98.1
Manganese (Mn), % 0 to 2.0
0.75 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 31 to 33
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0.5 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040