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EN 1.5682 Steel vs. EN 1.3955 Stainless Steel

Both EN 1.5682 steel and EN 1.3955 stainless steel are iron alloys. They have 79% 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 1.5682 steel and the bottom bar is EN 1.3955 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
23
Fatigue Strength, MPa 400
150
Impact Strength: V-Notched Charpy, J 68
90
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 770
520
Tensile Strength: Yield (Proof), MPa 570
220

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 430
930
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
16
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.3
3.2
Embodied Energy, MJ/kg 31
45
Embodied Water, L/kg 63
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
95
Resilience: Unit (Modulus of Resilience), kJ/m3 870
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27
18
Strength to Weight: Bending, points 23
18
Thermal Shock Resistance, points 23
15

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.15
Chromium (Cr), % 0
16.5 to 18.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 88.7 to 91.1
65.5 to 73.5
Manganese (Mn), % 0.3 to 0.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.1
0 to 0.75
Nickel (Ni), % 8.5 to 9.5
10 to 12
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 0.030
Vanadium (V), % 0 to 0.050
0