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EN 1.4859 Stainless Steel vs. AISI 317LMN Stainless Steel

Both EN 1.4859 stainless steel and AISI 317LMN stainless steel are iron alloys. They have 80% 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 1.4859 stainless steel and the bottom bar is AISI 317LMN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
45
Fatigue Strength, MPa 140
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 490
620
Tensile Strength: Yield (Proof), MPa 210
270

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 560
420
Maximum Temperature: Mechanical, °C 1050
1020
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 6.2
4.8
Embodied Energy, MJ/kg 88
65
Embodied Water, L/kg 190
170

Common Calculations

PREN (Pitting Resistance) 21
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
230
Resilience: Unit (Modulus of Resilience), kJ/m3 110
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 3.4
3.8
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.030
Chromium (Cr), % 19 to 21
17 to 20
Iron (Fe), % 40.3 to 49
54.4 to 65.4
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
4.0 to 5.0
Nickel (Ni), % 31 to 33
13.5 to 17.5
Niobium (Nb), % 0.5 to 1.5
0
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0.5 to 1.5
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030