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EN 1.4615 Stainless Steel vs. AISI 317L Stainless Steel

Both EN 1.4615 stainless steel and AISI 317L stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 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 1.4615 stainless steel and the bottom bar is AISI 317L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 50
44
Fatigue Strength, MPa 190
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
82
Shear Strength, MPa 360
380
Tensile Strength: Ultimate (UTS), MPa 500
550
Tensile Strength: Yield (Proof), MPa 200
250

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 400
420
Maximum Temperature: Mechanical, °C 840
1010
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1360
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
4.3
Embodied Energy, MJ/kg 40
59
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 17
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
200
Resilience: Unit (Modulus of Resilience), kJ/m3 99
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 4.1
3.8
Thermal Shock Resistance, points 11
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 14 to 16
18 to 20
Copper (Cu), % 2.0 to 4.0
0
Iron (Fe), % 63.1 to 72.5
58 to 68
Manganese (Mn), % 7.0 to 9.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.8
3.0 to 4.0
Nickel (Ni), % 4.5 to 6.0
11 to 15
Nitrogen (N), % 0.020 to 0.060
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030