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AWS E308H vs. N08221 Nickel

AWS E308H belongs to the iron alloys classification, while N08221 nickel belongs to the nickel alloys. They have 59% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E308H and the bottom bar is N08221 nickel.

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
610

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 16
44
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.2
7.9
Embodied Energy, MJ/kg 46
110
Embodied Water, L/kg 150
240

Common Calculations

PREN (Pitting Resistance) 21
40
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Carbon (C), % 0.040 to 0.080
0 to 0.025
Chromium (Cr), % 18 to 21
20 to 22
Copper (Cu), % 0 to 0.75
1.5 to 3.0
Iron (Fe), % 62.9 to 72.5
22 to 33.9
Manganese (Mn), % 0.5 to 2.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.75
5.0 to 6.5
Nickel (Ni), % 9.0 to 11
39 to 46
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.6 to 1.0