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AWS ERNi-1 vs. Nickel 825

Both AWS ERNi-1 and nickel 825 are nickel alloys. They have 44% 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 AWS ERNi-1 and the bottom bar is nickel 825.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 22
34
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 69
78
Tensile Strength: Ultimate (UTS), MPa 470
650

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1360
1400
Melting Onset (Solidus), °C 1310
1370
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 73
11
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 19
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 60
41
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 11
7.2
Embodied Energy, MJ/kg 150
100
Embodied Water, L/kg 230
230

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 15
22
Strength to Weight: Bending, points 15
20
Thermal Diffusivity, mm2/s 19
2.9
Thermal Shock Resistance, points 17
17

Alloy Composition

Aluminum (Al), % 0 to 1.5
0 to 0.2
Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 0
19.5 to 23.5
Copper (Cu), % 0 to 0.25
1.5 to 3.0
Iron (Fe), % 0 to 1.0
22 to 37.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 93 to 98
38 to 46
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.050
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 2.0 to 3.5
0.6 to 1.2
Residuals, % 0 to 0.5
0