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AISI 304L Stainless Steel vs. AISI 316LN Stainless Steel

Both AISI 304L stainless steel and AISI 316LN stainless steel are iron alloys. They have a very high 95% 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 304L stainless steel and the bottom bar is AISI 316LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 350
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.7 to 46
42
Fatigue Strength, MPa 170 to 430
200
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 79
80
Shear Modulus, GPa 77
82
Shear Strength, MPa 370 to 680
410
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
590
Tensile Strength: Yield (Proof), MPa 190 to 870
230

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 540
940
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
19
Calomel Potential, mV -80
-40
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
3.8
Embodied Energy, MJ/kg 44
53
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 20
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
200
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 41
21
Strength to Weight: Bending, points 19 to 31
20
Thermal Diffusivity, mm2/s 4.2
4.1
Thermal Shock Resistance, points 12 to 25
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 18 to 20
16 to 18
Iron (Fe), % 65 to 74
62 to 71.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 8.0 to 12
10 to 14
Nitrogen (N), % 0 to 0.1
0.1 to 0.16
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030