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AISI 405 Stainless Steel vs. AISI 304L Stainless Steel

Both AISI 405 stainless steel and AISI 304L stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 35 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 405 stainless steel and the bottom bar is AISI 304L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
160 to 350
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
6.7 to 46
Fatigue Strength, MPa 130
170 to 430
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 76
79
Shear Modulus, GPa 76
77
Shear Strength, MPa 300
370 to 680
Tensile Strength: Ultimate (UTS), MPa 470
540 to 1160
Tensile Strength: Yield (Proof), MPa 200
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 820
540
Melting Completion (Liquidus), °C 1530
1450
Melting Onset (Solidus), °C 1480
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
16
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
16
Calomel Potential, mV -210
-80
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
3.1
Embodied Energy, MJ/kg 28
44
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 13
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
71 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 100
92 to 1900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
19 to 41
Strength to Weight: Bending, points 17
19 to 31
Thermal Diffusivity, mm2/s 8.1
4.2
Thermal Shock Resistance, points 16
12 to 25

Alloy Composition

Aluminum (Al), % 0.1 to 0.3
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 11.5 to 14.5
18 to 20
Iron (Fe), % 82.5 to 88.4
65 to 74
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 0.6
8.0 to 12
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030