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EN 1.5510 Steel vs. EN 1.4422 Stainless Steel

Both EN 1.5510 steel and EN 1.4422 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 30 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 1.5510 steel and the bottom bar is EN 1.4422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 21
17
Fatigue Strength, MPa 220 to 330
380
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 310 to 380
520
Tensile Strength: Ultimate (UTS), MPa 450 to 1600
850
Tensile Strength: Yield (Proof), MPa 310 to 520
630

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
760
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 19
37
Embodied Water, L/kg 47
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 260
130
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 710
1000
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 57
30
Strength to Weight: Bending, points 17 to 39
25
Thermal Diffusivity, mm2/s 14
4.3
Thermal Shock Resistance, points 13 to 47
31

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.25 to 0.3
0 to 0.020
Chromium (Cr), % 0 to 0.3
11 to 13
Copper (Cu), % 0 to 0.25
0.2 to 0.8
Iron (Fe), % 97.9 to 99.149
76.8 to 83.5
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0
1.3 to 1.8
Nickel (Ni), % 0
4.0 to 5.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.0030