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AISI 301LN Stainless Steel vs. AISI 308L Stainless Steel

Both AISI 301LN stainless steel and AISI 308L stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 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 301LN stainless steel and the bottom bar is AISI 308L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23 to 51
34
Fatigue Strength, MPa 270 to 520
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 450 to 670
380
Tensile Strength: Ultimate (UTS), MPa 630 to 1060
580
Tensile Strength: Yield (Proof), MPa 270 to 770
230

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 890
1010
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 39
45
Embodied Water, L/kg 130
160

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 290
160
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1520
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 38
21
Strength to Weight: Bending, points 21 to 30
20
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 14 to 24
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 16 to 18
19.5 to 22
Iron (Fe), % 70.7 to 77.9
63.8 to 70.5
Manganese (Mn), % 0 to 2.0
1.0 to 2.5
Nickel (Ni), % 6.0 to 8.0
9.0 to 11
Nitrogen (N), % 0.070 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0.25 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030