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EN 1.8550 Steel vs. EN 1.3542 Stainless Steel

Both EN 1.8550 steel and EN 1.3542 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.8550 steel and the bottom bar is EN 1.3542 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 1000
720

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 440
770
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 40
29
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.0
Embodied Energy, MJ/kg 23
29
Embodied Water, L/kg 67
100

Common Calculations

PREN (Pitting Resistance) 2.3
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
26
Strength to Weight: Bending, points 29
23
Thermal Diffusivity, mm2/s 11
7.9
Thermal Shock Resistance, points 29
26

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.3 to 0.37
0.6 to 0.7
Chromium (Cr), % 1.5 to 1.8
12.5 to 14.5
Iron (Fe), % 94.4 to 96.3
82.7 to 87.5
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.75
Nickel (Ni), % 0.85 to 1.2
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030