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AISI 409 Stainless Steel vs. AISI 310 Stainless Steel

Both AISI 409 stainless steel and AISI 310 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 409 stainless steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 24
34 to 45
Fatigue Strength, MPa 140
240 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
78
Shear Strength, MPa 270
420 to 470
Tensile Strength: Ultimate (UTS), MPa 420
600 to 710
Tensile Strength: Yield (Proof), MPa 200
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 710
1040
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
4.3
Embodied Energy, MJ/kg 28
61
Embodied Water, L/kg 94
190

Common Calculations

PREN (Pitting Resistance) 11
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 100
170 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 15
21 to 25
Strength to Weight: Bending, points 16
20 to 22
Thermal Diffusivity, mm2/s 6.7
3.9
Thermal Shock Resistance, points 15
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.25
Chromium (Cr), % 10.5 to 11.7
24 to 26
Iron (Fe), % 84.9 to 89.5
48.2 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 0.5
19 to 22
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.75
0