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Nickel 30 vs. Nickel 725

Both nickel 30 and nickel 725 are nickel alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 30 and the bottom bar is nickel 725.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
34
Fatigue Strength, MPa 200
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 82
78
Shear Strength, MPa 440
580
Tensile Strength: Ultimate (UTS), MPa 660
860
Tensile Strength: Yield (Proof), MPa 270
350

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 1020
980
Melting Completion (Liquidus), °C 1480
1340
Melting Onset (Solidus), °C 1430
1270
Specific Heat Capacity, J/kg-K 450
440
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 60
75
Density, g/cm3 8.5
8.5
Embodied Carbon, kg CO2/kg material 9.4
13
Embodied Energy, MJ/kg 130
190
Embodied Water, L/kg 290
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
240
Resilience: Unit (Modulus of Resilience), kJ/m3 180
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 22
28
Strength to Weight: Bending, points 20
24
Thermal Shock Resistance, points 18
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 31.5
19 to 22.5
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.0 to 2.4
0
Iron (Fe), % 13 to 17
2.3 to 15.3
Manganese (Mn), % 0 to 0.030
0 to 0.35
Molybdenum (Mo), % 4.0 to 6.0
7.0 to 9.5
Nickel (Ni), % 30.2 to 52.2
55 to 59
Niobium (Nb), % 0.3 to 1.5
2.8 to 4.0
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.8
0 to 0.2
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.7
Tungsten (W), % 1.5 to 4.0
0