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EN 1.5501 Steel vs. AISI 317L Stainless Steel

Both EN 1.5501 steel and AISI 317L stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.5501 steel and the bottom bar is AISI 317L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 150
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 17
44
Fatigue Strength, MPa 180 to 270
220
Poisson's Ratio 0.29
0.28
Reduction in Area, % 63 to 73
56
Shear Modulus, GPa 73
82
Shear Strength, MPa 270 to 310
380
Tensile Strength: Ultimate (UTS), MPa 390 to 510
550
Tensile Strength: Yield (Proof), MPa 260 to 420
250

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
1010
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
21
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
4.3
Embodied Energy, MJ/kg 18
59
Embodied Water, L/kg 46
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 83
200
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 460
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 14 to 18
19
Strength to Weight: Bending, points 15 to 18
19
Thermal Diffusivity, mm2/s 14
3.8
Thermal Shock Resistance, points 11 to 15
12

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.13 to 0.16
0 to 0.030
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98.4 to 99.269
58 to 68
Manganese (Mn), % 0.6 to 0.8
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
11 to 15
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.030