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Nickel 625 vs. Nickel 80A

Both nickel 625 and nickel 80A are nickel alloys. They have 85% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is nickel 625 and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 33 to 34
22
Fatigue Strength, MPa 240 to 320
430
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
74
Shear Strength, MPa 530 to 600
660
Tensile Strength: Ultimate (UTS), MPa 790 to 910
1040
Tensile Strength: Yield (Proof), MPa 320 to 450
710

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Maximum Temperature: Mechanical, °C 980
980
Melting Completion (Liquidus), °C 1350
1360
Melting Onset (Solidus), °C 1290
1310
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
11
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 80
55
Density, g/cm3 8.6
8.3
Embodied Carbon, kg CO2/kg material 14
9.8
Embodied Energy, MJ/kg 190
140
Embodied Water, L/kg 290
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
210
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
1300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 26 to 29
35
Strength to Weight: Bending, points 22 to 24
27
Thermal Diffusivity, mm2/s 2.9
2.9
Thermal Shock Resistance, points 22 to 25
31

Alloy Composition

Aluminum (Al), % 0 to 0.4
0.5 to 1.8
Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 20 to 23
18 to 21
Cobalt (Co), % 0 to 1.0
0
Iron (Fe), % 0 to 5.0
0 to 3.0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
69.4 to 79.7
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0 to 0.4
1.8 to 2.7