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EN 1.4458 Stainless Steel vs. EN 1.5662 Steel

Both EN 1.4458 stainless steel and EN 1.5662 steel are iron alloys. They have 57% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4458 stainless steel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
20
Fatigue Strength, MPa 150
380 to 450
Impact Strength: V-Notched Charpy, J 67
91 to 130
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 510
740 to 750
Tensile Strength: Yield (Proof), MPa 190
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 30
7.5
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 5.4
2.3
Embodied Energy, MJ/kg 75
31
Embodied Water, L/kg 200
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 89
810 to 1150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 18
23
Thermal Shock Resistance, points 12
22

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 19 to 22
0
Copper (Cu), % 0 to 2.0
0
Iron (Fe), % 40.2 to 53
88.6 to 91.2
Manganese (Mn), % 0 to 2.0
0.3 to 0.8
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.1
Nickel (Ni), % 26 to 30
8.5 to 10
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.0050
Vanadium (V), % 0
0 to 0.050