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AISI 409 Stainless Steel vs. S46500 Stainless Steel

Both AISI 409 stainless steel and S46500 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 27 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 AISI 409 stainless steel and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24
2.3 to 14
Fatigue Strength, MPa 140
550 to 890
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
75
Shear Strength, MPa 270
730 to 1120
Tensile Strength: Ultimate (UTS), MPa 420
1260 to 1930
Tensile Strength: Yield (Proof), MPa 200
1120 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 450
680
Maximum Temperature: Mechanical, °C 710
780
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
15
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.0
3.6
Embodied Energy, MJ/kg 28
51
Embodied Water, L/kg 94
120

Common Calculations

PREN (Pitting Resistance) 11
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
43 to 210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 15
44 to 68
Strength to Weight: Bending, points 16
33 to 44
Thermal Shock Resistance, points 15
44 to 67

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.020
Chromium (Cr), % 10.5 to 11.7
11 to 12.5
Iron (Fe), % 84.9 to 89.5
72.6 to 76.1
Manganese (Mn), % 0 to 1.0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.5
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.25
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0 to 0.75
1.5 to 1.8