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Nickel 825 vs. AWS ERNiCrMo-3

Both nickel 825 and AWS ERNiCrMo-3 are nickel alloys. They have 70% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is nickel 825 and the bottom bar is AWS ERNiCrMo-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
34
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 650
870

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Melting Completion (Liquidus), °C 1400
1480
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 11
11
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 41
80
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 7.2
14
Embodied Energy, MJ/kg 100
190
Embodied Water, L/kg 230
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22
28
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 2.9
2.8
Thermal Shock Resistance, points 17
25

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.4
Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 19.5 to 23.5
20 to 23
Copper (Cu), % 1.5 to 3.0
0 to 0.5
Iron (Fe), % 22 to 37.9
0 to 5.0
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 2.5 to 3.5
8.0 to 10
Nickel (Ni), % 38 to 46
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.050
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0.6 to 1.2
0 to 0.4
Residuals, % 0
0 to 0.5