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EN 1.4490 Stainless Steel vs. EN 1.5682 Steel

Both EN 1.4490 stainless steel and EN 1.5682 steel are iron alloys. They have 76% of their average alloy composition in common. There are 28 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 1.4490 stainless steel and the bottom bar is EN 1.5682 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21
Fatigue Strength, MPa 210
400
Impact Strength: V-Notched Charpy, J 90
68
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 560
770
Tensile Strength: Yield (Proof), MPa 260
570

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 990
430
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
7.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.7
2.3
Embodied Energy, MJ/kg 52
31
Embodied Water, L/kg 150
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
150
Resilience: Unit (Modulus of Resilience), kJ/m3 170
870
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
27
Strength to Weight: Bending, points 19
23
Thermal Shock Resistance, points 16
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.13
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 61.7 to 70.9
88.7 to 91.1
Manganese (Mn), % 0 to 2.0
0.3 to 0.8
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.1
Nickel (Ni), % 9.0 to 12
8.5 to 9.5
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0
0 to 0.050