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EN 1.4515 Stainless Steel vs. EN 1.0503 Steel

Both EN 1.4515 stainless steel and EN 1.0503 steel are iron alloys. They have 64% 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 1.4515 stainless steel and the bottom bar is EN 1.0503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
16
Fatigue Strength, MPa 380
210
Impact Strength: V-Notched Charpy, J 67
16
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 730
630
Tensile Strength: Yield (Proof), MPa 550
310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 53
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
83
Resilience: Unit (Modulus of Resilience), kJ/m3 730
260
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 20
20

Alloy Composition

Carbon (C), % 0 to 0.030
0.42 to 0.5
Chromium (Cr), % 24.5 to 26.5
0 to 0.4
Copper (Cu), % 0.8 to 1.3
0
Iron (Fe), % 58.4 to 66.6
97.3 to 99.08
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 2.5 to 3.5
0 to 0.1
Nickel (Ni), % 5.5 to 7.0
0 to 0.4
Nitrogen (N), % 0.12 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.045