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S45503 Stainless Steel vs. AISI 317LN Stainless Steel

Both S45503 stainless steel and AISI 317LN stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S45503 stainless steel and the bottom bar is AISI 317LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 410 to 500
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6 to 6.8
45
Fatigue Strength, MPa 710 to 800
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
79
Shear Strength, MPa 940 to 1070
430
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
620
Tensile Strength: Yield (Proof), MPa 1430 to 1700
270

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 640
420
Maximum Temperature: Mechanical, °C 760
1010
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
21
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.4
4.3
Embodied Energy, MJ/kg 48
59
Embodied Water, L/kg 120
160

Common Calculations

PREN (Pitting Resistance) 13
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 57 to 65
22
Strength to Weight: Bending, points 39 to 43
20
Thermal Shock Resistance, points 56 to 64
14

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 11 to 12.5
18 to 20
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 72.4 to 78.9
57.9 to 67.9
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
3.0 to 4.0
Nickel (Ni), % 7.5 to 9.5
11 to 15
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0
0.1 to 0.22
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.0 to 1.4
0