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AWS E308H vs. N06985 Nickel

AWS E308H belongs to the iron alloys classification, while N06985 nickel belongs to the nickel alloys. They have 51% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E308H and the bottom bar is N06985 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
45
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 620
690

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Melting Completion (Liquidus), °C 1420
1350
Melting Onset (Solidus), °C 1380
1260
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 16
10
Thermal Expansion, µm/m-K 14
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
55
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.2
8.8
Embodied Energy, MJ/kg 46
120
Embodied Water, L/kg 150
270

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
23
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 4.2
2.6
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.015
Chromium (Cr), % 18 to 21
21 to 23.5
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0 to 0.75
1.5 to 2.5
Iron (Fe), % 62.9 to 72.5
18 to 21
Manganese (Mn), % 0.5 to 2.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.75
6.0 to 8.0
Nickel (Ni), % 9.0 to 11
35.9 to 53.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
0 to 1.5