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EN 1.4028 Stainless Steel vs. EN 1.5510 Steel

Both EN 1.4028 stainless steel and EN 1.5510 steel are iron alloys. They have 87% 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 1.4028 stainless steel and the bottom bar is EN 1.5510 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 17
11 to 21
Fatigue Strength, MPa 230 to 400
220 to 330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 410 to 550
310 to 380
Tensile Strength: Ultimate (UTS), MPa 660 to 930
450 to 1600
Tensile Strength: Yield (Proof), MPa 390 to 730
310 to 520

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
51
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
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 1.9
1.4
Embodied Energy, MJ/kg 27
19
Embodied Water, L/kg 100
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 96
46 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1360
260 to 710
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 33
16 to 57
Strength to Weight: Bending, points 22 to 27
17 to 39
Thermal Diffusivity, mm2/s 8.1
14
Thermal Shock Resistance, points 23 to 32
13 to 47

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0.26 to 0.35
0.25 to 0.3
Chromium (Cr), % 12 to 14
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 83.1 to 87.7
97.9 to 99.149
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.025

Comparable Variants