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AISI 316 Stainless Steel vs. AISI 316L Stainless Steel

Both AISI 316 stainless steel and AISI 316L stainless steel are iron alloys. Their average alloy composition is basically identical. 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 316 stainless steel and the bottom bar is AISI 316L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 360
170 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 55
9.0 to 50
Fatigue Strength, MPa 210 to 430
170 to 450
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 80
80
Shear Modulus, GPa 78
78
Shear Strength, MPa 350 to 690
370 to 690
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
530 to 1160
Tensile Strength: Yield (Proof), MPa 230 to 850
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 590
870
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 19
19
Calomel Potential, mV -50
-50
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.9
3.9
Embodied Energy, MJ/kg 53
53
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 26
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 260
77 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
93 to 1880
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 41
19 to 41
Strength to Weight: Bending, points 18 to 31
18 to 31
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 11 to 26
12 to 25

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16 to 18
16 to 18
Iron (Fe), % 62 to 72
62 to 72
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
2.0 to 3.0
Nickel (Ni), % 10 to 14
10 to 14
Nitrogen (N), % 0 to 0.1
0 to 0.1
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

Comparable Variants