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EN 1.3555 Steel vs. EN 1.4107 Stainless Steel

Both EN 1.3555 steel and EN 1.4107 stainless steel are iron alloys. They have a moderately high 92% 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 EN 1.4107 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 770
620 to 700

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 540
740
Melting Completion (Liquidus), °C 1500
1450
Melting Onset (Solidus), °C 1450
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
7.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.6
2.1
Embodied Energy, MJ/kg 81
30
Embodied Water, L/kg 90
100

Common Calculations

PREN (Pitting Resistance) 18
13
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27
22 to 25
Strength to Weight: Bending, points 23
21 to 22
Thermal Shock Resistance, points 22
22 to 25

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.1
Chromium (Cr), % 3.9 to 4.3
11.5 to 12.5
Copper (Cu), % 0 to 0.1
0 to 0.3
Iron (Fe), % 85.4 to 87.7
83.8 to 87.2
Manganese (Mn), % 0.15 to 0.35
0.5 to 0.8
Molybdenum (Mo), % 4.0 to 4.5
0 to 0.5
Nickel (Ni), % 3.2 to 3.6
0.8 to 1.5
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0.1 to 0.25
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.020
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 1.0 to 1.3
0 to 0.080