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AISI 317LM Stainless Steel vs. EN 1.4630 Stainless Steel

Both AISI 317LM stainless steel and EN 1.4630 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% 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 AISI 317LM stainless steel and the bottom bar is EN 1.4630 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
23
Fatigue Strength, MPa 210
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 410
300
Tensile Strength: Ultimate (UTS), MPa 590
480
Tensile Strength: Yield (Proof), MPa 230
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
520
Maximum Temperature: Mechanical, °C 300
800
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
28
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.5
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.5
Embodied Energy, MJ/kg 65
36
Embodied Water, L/kg 170
120

Common Calculations

PREN (Pitting Resistance) 35
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
92
Resilience: Unit (Modulus of Resilience), kJ/m3 130
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 3.8
7.5
Thermal Shock Resistance, points 13
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 18 to 20
13 to 16
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 54.4 to 64.5
77.1 to 86.7
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.5
Nickel (Ni), % 13.5 to 17.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.75
0.2 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.050
Titanium (Ti), % 0
0.15 to 0.8