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S38815 Stainless Steel vs. AISI 317LMN Stainless Steel

Both S38815 stainless steel and AISI 317LMN stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 91% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S38815 stainless steel and the bottom bar is AISI 317LMN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
45
Fatigue Strength, MPa 230
250
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
79
Shear Strength, MPa 410
430
Tensile Strength: Ultimate (UTS), MPa 610
620
Tensile Strength: Yield (Proof), MPa 290
270

Thermal Properties

Latent Heat of Fusion, J/g 370
290
Maximum Temperature: Corrosion, °C 400
420
Maximum Temperature: Mechanical, °C 860
1020
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1410
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 19
24
Density, g/cm3 7.5
8.0
Embodied Carbon, kg CO2/kg material 3.8
4.8
Embodied Energy, MJ/kg 54
65
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 18
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
230
Resilience: Unit (Modulus of Resilience), kJ/m3 220
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 21
20
Thermal Shock Resistance, points 15
14

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 13 to 15
17 to 20
Copper (Cu), % 0.75 to 1.5
0
Iron (Fe), % 56.1 to 67
54.4 to 65.4
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0.75 to 1.5
4.0 to 5.0
Nickel (Ni), % 13 to 17
13.5 to 17.5
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 5.5 to 6.5
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030