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AWS E318 vs. N06255 Nickel

AWS E318 belongs to the iron alloys classification, while N06255 nickel belongs to the nickel alloys. They have 50% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS E318 and the bottom bar is N06255 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 29
45
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 620
660

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 23
55
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 4.4
9.4
Embodied Energy, MJ/kg 62
130
Embodied Water, L/kg 160
270

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 20
20
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 17 to 20
23 to 26
Copper (Cu), % 0 to 0.75
0 to 1.2
Iron (Fe), % 57.6 to 69.5
6.0 to 24
Manganese (Mn), % 0.5 to 2.5
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
6.0 to 9.0
Nickel (Ni), % 11 to 14
47 to 52
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.69
Tungsten (W), % 0
0 to 3.0