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SAE-AISI 50B60 Steel vs. EN 1.4855 Stainless Steel

Both SAE-AISI 50B60 steel and EN 1.4855 stainless steel are iron alloys. They have 49% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, 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 1.4855 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 20
4.6
Fatigue Strength, MPa 240 to 330
120
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 610 to 630
500
Tensile Strength: Yield (Proof), MPa 350 to 530
250

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 410
1050
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
14
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
34
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
5.9
Embodied Energy, MJ/kg 19
85
Embodied Water, L/kg 48
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 100
19
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 750
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 23
18
Strength to Weight: Bending, points 20 to 21
18
Thermal Diffusivity, mm2/s 12
3.7
Thermal Shock Resistance, points 20
11

Alloy Composition

Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.56 to 0.64
0.3 to 0.5
Chromium (Cr), % 0.4 to 0.6
23 to 25
Iron (Fe), % 97.3 to 98.1
42.6 to 51.9
Manganese (Mn), % 0.75 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
23 to 25
Niobium (Nb), % 0
0.8 to 1.8
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
1.0 to 2.5
Sulfur (S), % 0 to 0.040
0 to 0.030