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EN 1.4005 Stainless Steel vs. EN 1.5520 Steel

Both EN 1.4005 stainless steel and EN 1.5520 steel are iron alloys. They have 86% 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 1.4005 stainless steel and the bottom bar is EN 1.5520 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13 to 21
11 to 21
Fatigue Strength, MPa 240 to 290
210 to 300
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 390 to 450
290 to 340
Tensile Strength: Ultimate (UTS), MPa 630 to 750
410 to 1410
Tensile Strength: Yield (Proof), MPa 370 to 500
300 to 480

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 760
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
50
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.4
Embodied Energy, MJ/kg 28
19
Embodied Water, L/kg 100
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
42 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
240 to 600
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 27
15 to 50
Strength to Weight: Bending, points 21 to 24
16 to 36
Thermal Diffusivity, mm2/s 8.1
13
Thermal Shock Resistance, points 23 to 27
12 to 41

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0.060 to 0.15
0.15 to 0.2
Chromium (Cr), % 12 to 14
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 82.4 to 87.8
97.7 to 98.9
Manganese (Mn), % 0 to 1.5
0.9 to 1.2
Molybdenum (Mo), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0.15 to 0.35
0 to 0.025