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EN 1.3555 Steel vs. EN 1.4539 Stainless Steel

Both EN 1.3555 steel and EN 1.4539 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 24 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 EN 1.4539 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 770
630

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 540
1100
Melting Completion (Liquidus), °C 1500
1440
Melting Onset (Solidus), °C 1450
1390
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
31
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 5.6
5.7
Embodied Energy, MJ/kg 81
78
Embodied Water, L/kg 90
200

Common Calculations

PREN (Pitting Resistance) 18
36
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 23
20
Thermal Shock Resistance, points 22
14

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
1.2 to 2.0
Iron (Fe), % 85.4 to 87.7
43.1 to 51.8
Manganese (Mn), % 0.15 to 0.35
0 to 2.0
Molybdenum (Mo), % 4.0 to 4.5
4.0 to 5.0
Nickel (Ni), % 3.2 to 3.6
24 to 26
Nitrogen (N), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0.1 to 0.25
0 to 0.7
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