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EN 1.5682 Steel vs. EN 1.4438 Stainless Steel

Both EN 1.5682 steel and EN 1.4438 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.5682 steel and the bottom bar is EN 1.4438 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
41
Fatigue Strength, MPa 400
220
Impact Strength: V-Notched Charpy, J 68
90
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
79
Shear Strength, MPa 480
420
Tensile Strength: Ultimate (UTS), MPa 770
620
Tensile Strength: Yield (Proof), MPa 570
250

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 430
1000
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.3
4.4
Embodied Energy, MJ/kg 31
60
Embodied Water, L/kg 63
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
200
Resilience: Unit (Modulus of Resilience), kJ/m3 870
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 23
20
Thermal Shock Resistance, points 23
14

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.030
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 88.7 to 91.1
57.3 to 66.5
Manganese (Mn), % 0.3 to 0.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.1
3.0 to 4.0
Nickel (Ni), % 8.5 to 9.5
13 to 16
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.015
Vanadium (V), % 0 to 0.050
0