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N06985 Nickel vs. AWS ER70S-A1

N06985 nickel belongs to the nickel alloys classification, while AWS ER70S-A1 belongs to the iron alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is N06985 nickel and the bottom bar is AWS ER70S-A1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
22
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 690
590
Tensile Strength: Yield (Proof), MPa 260
450

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1350
1460
Melting Onset (Solidus), °C 1260
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 10
50
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 55
2.5
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 8.8
1.5
Embodied Energy, MJ/kg 120
20
Embodied Water, L/kg 270
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
540
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 23
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 2.6
14
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.12
Chromium (Cr), % 21 to 23.5
0
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.5 to 2.5
0 to 0.35
Iron (Fe), % 18 to 21
96.1 to 99.3
Manganese (Mn), % 0 to 1.0
0 to 1.3
Molybdenum (Mo), % 6.0 to 8.0
0.4 to 0.65
Nickel (Ni), % 35.9 to 53.5
0 to 0.2
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.3 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 0 to 1.5
0
Residuals, % 0
0 to 0.5