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EN 1.3558 Steel vs. EN 1.4901 Stainless Steel

Both EN 1.3558 steel and EN 1.4901 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3558 steel and the bottom bar is EN 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 770
740

Thermal Properties

Latent Heat of Fusion, J/g 240
260
Maximum Temperature: Mechanical, °C 490
650
Melting Completion (Liquidus), °C 1810
1490
Melting Onset (Solidus), °C 1760
1450
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 20
26
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 45
11
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 8.4
2.8
Embodied Energy, MJ/kg 130
40
Embodied Water, L/kg 90
89

Common Calculations

PREN (Pitting Resistance) 35
14
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 5.3
6.9
Thermal Shock Resistance, points 22
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0.7 to 0.8
0.070 to 0.13
Chromium (Cr), % 3.9 to 4.3
8.5 to 9.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 73.7 to 77.6
85.8 to 89.1
Manganese (Mn), % 0 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.6
0.3 to 0.6
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 17.5 to 19
1.5 to 2.0
Vanadium (V), % 1.0 to 1.3
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010