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AWS E16-8-2 vs. AWS E317L

Both AWS E16-8-2 and AWS E317L are iron alloys. Both are furnished in the as-welded condition. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is AWS E16-8-2 and the bottom bar is AWS E317L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 620
580

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.2
4.3
Embodied Energy, MJ/kg 45
59
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 20
31
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.2
3.9
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.040
Chromium (Cr), % 14.5 to 16.5
18 to 21
Copper (Cu), % 0 to 0.75
0 to 0.75
Iron (Fe), % 68 to 76.5
56.6 to 66.5
Manganese (Mn), % 0.5 to 2.5
0.5 to 2.5
Molybdenum (Mo), % 1.0 to 2.0
3.0 to 4.0
Nickel (Ni), % 7.5 to 9.5
12 to 14
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030