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Nickel 725 vs. AWS E2594

Nickel 725 belongs to the nickel alloys classification, while AWS E2594 belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 725 and the bottom bar is AWS E2594.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34
17
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 860
850

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1340
1440
Melting Onset (Solidus), °C 1270
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 75
22
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 13
4.3
Embodied Energy, MJ/kg 190
60
Embodied Water, L/kg 270
190

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 28
30
Strength to Weight: Bending, points 24
25
Thermal Shock Resistance, points 23
21

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Carbon (C), % 0 to 0.030
0 to 0.040
Chromium (Cr), % 19 to 22.5
24 to 27
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 2.3 to 15.3
53.8 to 63.8
Manganese (Mn), % 0 to 0.35
0.5 to 2.0
Molybdenum (Mo), % 7.0 to 9.5
3.5 to 4.5
Nickel (Ni), % 55 to 59
8.0 to 10.5
Niobium (Nb), % 2.8 to 4.0
0
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.0 to 1.7
0