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Nickel 686 vs. AWS ER80S-B2

Nickel 686 belongs to the nickel alloys classification, while AWS ER80S-B2 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is AWS ER80S-B2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 51
21
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 780
620
Tensile Strength: Yield (Proof), MPa 350
540

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 9.8
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 70
3.0
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 12
1.6
Embodied Energy, MJ/kg 170
21
Embodied Water, L/kg 300
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 2.6
11
Thermal Shock Resistance, points 21
18

Alloy Composition

Carbon (C), % 0 to 0.010
0.070 to 0.12
Chromium (Cr), % 19 to 23
1.2 to 1.5
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 0 to 5.0
95.2 to 97.5
Manganese (Mn), % 0 to 0.75
0.4 to 0.7
Molybdenum (Mo), % 15 to 17
0.4 to 0.65
Nickel (Ni), % 49.5 to 63
0 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.080
0.4 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0.020 to 0.25
0
Tungsten (W), % 3.0 to 4.4
0
Residuals, % 0
0 to 0.5