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EN 1.4460 Stainless Steel vs. EN 1.3558 Steel

Both EN 1.4460 stainless steel and EN 1.3558 steel are iron alloys. They have 70% 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 1.4460 stainless steel and the bottom bar is EN 1.3558 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
230
Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 750
770

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1100
490
Melting Completion (Liquidus), °C 1430
1810
Melting Onset (Solidus), °C 1390
1760
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 15
20
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
45
Density, g/cm3 7.7
9.3
Embodied Carbon, kg CO2/kg material 3.4
8.4
Embodied Energy, MJ/kg 48
130
Embodied Water, L/kg 180
90

Common Calculations

PREN (Pitting Resistance) 34
35
Stiffness to Weight: Axial, points 15
12
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 27
23
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 4.0
5.3
Thermal Shock Resistance, points 20
22

Alloy Composition

Carbon (C), % 0 to 0.050
0.7 to 0.8
Chromium (Cr), % 25 to 28
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 60.2 to 69.2
73.7 to 77.6
Manganese (Mn), % 0 to 2.0
0 to 0.4
Molybdenum (Mo), % 1.3 to 2.0
0 to 0.6
Nickel (Ni), % 4.5 to 6.5
0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
1.0 to 1.3