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EN 1.3555 Steel vs. N08926 Stainless Steel

Both EN 1.3555 steel and N08926 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 58% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.3555 steel and the bottom bar is N08926 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
80
Tensile Strength: Ultimate (UTS), MPa 770
740

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 540
1100
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1410
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 11
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 5.6
6.2
Embodied Energy, MJ/kg 81
84
Embodied Water, L/kg 90
200

Common Calculations

PREN (Pitting Resistance) 18
45
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27
25
Strength to Weight: Bending, points 23
22
Thermal Shock Resistance, points 22
16

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.020
Chromium (Cr), % 3.9 to 4.3
19 to 21
Copper (Cu), % 0 to 0.1
0.5 to 1.5
Iron (Fe), % 85.4 to 87.7
41.7 to 50.4
Manganese (Mn), % 0.15 to 0.35
0 to 2.0
Molybdenum (Mo), % 4.0 to 4.5
6.0 to 7.0
Nickel (Ni), % 3.2 to 3.6
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0.1 to 0.25
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 1.0 to 1.3
0