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Nickel 201 vs. Nickel 725

Both nickel 201 and nickel 725 are nickel alloys. They have 57% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 201 and the bottom bar is nickel 725.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 4.5 to 45
34
Fatigue Strength, MPa 42 to 210
260
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 70
78
Shear Strength, MPa 270 to 380
580
Tensile Strength: Ultimate (UTS), MPa 390 to 660
860
Tensile Strength: Yield (Proof), MPa 80 to 510
350

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 900
980
Melting Completion (Liquidus), °C 1450
1340
Melting Onset (Solidus), °C 1440
1270
Specific Heat Capacity, J/kg-K 440
440
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 19
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 65
75
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 11
13
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 230
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 130
240
Resilience: Unit (Modulus of Resilience), kJ/m3 17 to 720
300
Stiffness to Weight: Axial, points 11
13
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 12 to 20
28
Strength to Weight: Bending, points 13 to 19
24
Thermal Shock Resistance, points 11 to 19
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 0
19 to 22.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.4
2.3 to 15.3
Manganese (Mn), % 0 to 0.35
0 to 0.35
Molybdenum (Mo), % 0
7.0 to 9.5
Nickel (Ni), % 99 to 100
55 to 59
Niobium (Nb), % 0
2.8 to 4.0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.35
0 to 0.2
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.7