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EN 1.4446 Stainless Steel vs. EN 1.5682 Steel

Both EN 1.4446 stainless steel and EN 1.5682 steel are iron alloys. They have 73% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4446 stainless steel and the bottom bar is EN 1.5682 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
21
Fatigue Strength, MPa 160
400
Impact Strength: V-Notched Charpy, J 56
68
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 490
770
Tensile Strength: Yield (Proof), MPa 240
570

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 980
430
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.5
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.5
2.3
Embodied Energy, MJ/kg 60
31
Embodied Water, L/kg 160
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
150
Resilience: Unit (Modulus of Resilience), kJ/m3 140
870
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
27
Strength to Weight: Bending, points 17
23
Thermal Shock Resistance, points 11
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.13
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 59.7 to 66.9
88.7 to 91.1
Manganese (Mn), % 0 to 1.5
0.3 to 0.8
Molybdenum (Mo), % 4.0 to 4.5
0 to 0.1
Nickel (Ni), % 12.5 to 14.5
8.5 to 9.5
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0
0 to 0.050