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AISI 409 Stainless Steel vs. SAE-AISI 1005 Steel

Both AISI 409 stainless steel and SAE-AISI 1005 steel are iron alloys. They have 87% of their average alloy composition in common. There are 30 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 409 stainless steel and the bottom bar is SAE-AISI 1005 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24
23
Fatigue Strength, MPa 140
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 270
210
Tensile Strength: Ultimate (UTS), MPa 420
330
Tensile Strength: Yield (Proof), MPa 200
260

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 710
400
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
53
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.0
1.4
Embodied Energy, MJ/kg 28
18
Embodied Water, L/kg 94
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
70
Resilience: Unit (Modulus of Resilience), kJ/m3 100
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 15
12
Strength to Weight: Bending, points 16
13
Thermal Diffusivity, mm2/s 6.7
14
Thermal Shock Resistance, points 15
10

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 10.5 to 11.7
0
Iron (Fe), % 84.9 to 89.5
99.5 to 100
Manganese (Mn), % 0 to 1.0
0 to 0.35
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050
Titanium (Ti), % 0 to 0.75
0