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Nickel 685 vs. AWS E2553

Nickel 685 belongs to the nickel alloys classification, while AWS E2553 belongs to the iron alloys. They have a modest 33% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 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 nickel 685 and the bottom bar is AWS E2553.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
17
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 1250
850

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1330
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
16
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 75
21
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 10
4.0
Embodied Energy, MJ/kg 140
56
Embodied Water, L/kg 340
190

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 42
30
Strength to Weight: Bending, points 31
26
Thermal Diffusivity, mm2/s 3.3
4.3
Thermal Shock Resistance, points 37
21

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0 to 0.060
Chromium (Cr), % 18 to 21
24 to 27
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
1.5 to 2.5
Iron (Fe), % 0 to 2.0
55.2 to 64.5
Manganese (Mn), % 0 to 1.0
0.5 to 1.5
Molybdenum (Mo), % 3.5 to 5.0
2.9 to 3.9
Nickel (Ni), % 49.6 to 62.5
6.5 to 8.5
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 2.8 to 3.3
0
Zinc (Zn), % 0.020 to 0.12
0