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AISI 416 Stainless Steel vs. AWS E308

Both AISI 416 stainless steel and AWS E308 are iron alloys. They have 82% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AISI 416 stainless steel and the bottom bar is AWS E308.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13 to 31
40
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 510 to 800
620

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1530
1420
Melting Onset (Solidus), °C 1480
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
16
Thermal Expansion, µm/m-K 9.9
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
16
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.2
Embodied Energy, MJ/kg 27
46
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 13
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 29
22
Strength to Weight: Bending, points 18 to 25
21
Thermal Diffusivity, mm2/s 8.1
4.2
Thermal Shock Resistance, points 19 to 30
16

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 12 to 14
18 to 21
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 83.2 to 87.9
62.9 to 72.5
Manganese (Mn), % 0 to 1.3
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.030