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EN 1.5503 Steel vs. EN 1.4563 Stainless Steel

Both EN 1.5503 steel and EN 1.4563 stainless steel are iron alloys. They have a modest 37% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 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 1.5503 steel and the bottom bar is EN 1.4563 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 160
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 17
40
Fatigue Strength, MPa 180 to 280
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 270 to 320
420
Tensile Strength: Ultimate (UTS), MPa 400 to 520
620
Tensile Strength: Yield (Proof), MPa 270 to 430
250

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
36
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.3
Embodied Energy, MJ/kg 18
87
Embodied Water, L/kg 46
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 81
200
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 490
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 14 to 19
21
Strength to Weight: Bending, points 15 to 18
20
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 12 to 15
13

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0 to 0.020
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 0 to 0.25
0.7 to 1.5
Iron (Fe), % 98.4 to 99.239
31.6 to 40.3
Manganese (Mn), % 0.6 to 0.8
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
30 to 32
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
0 to 0.7
Sulfur (S), % 0 to 0.025
0 to 0.010