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Nickel 617 vs. AWS ENiCu-7

Both nickel 617 and AWS ENiCu-7 are nickel alloys. They have 56% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 617 and the bottom bar is AWS ENiCu-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
160
Elongation at Break, % 40
34
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 80
62
Tensile Strength: Ultimate (UTS), MPa 740
550

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Melting Completion (Liquidus), °C 1380
1270
Melting Onset (Solidus), °C 1330
1230
Specific Heat Capacity, J/kg-K 450
430
Thermal Conductivity, W/m-K 13
21
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 75
50
Density, g/cm3 8.5
8.7
Embodied Carbon, kg CO2/kg material 10
8.0
Embodied Energy, MJ/kg 140
110
Embodied Water, L/kg 350
250

Common Calculations

Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 24
17
Strength to Weight: Bending, points 21
17
Thermal Diffusivity, mm2/s 3.5
5.5
Thermal Shock Resistance, points 21
18

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0 to 0.75
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 20 to 24
0
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
20.6 to 38
Iron (Fe), % 0 to 3.0
0 to 2.5
Manganese (Mn), % 0 to 1.0
0 to 4.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 44.5 to 62
62 to 69
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0 to 1.0
Residuals, % 0
0 to 0.5