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Grade CX2MW Nickel vs. Nickel 689

Both grade CX2MW nickel and nickel 689 are nickel alloys. They have 86% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade CX2MW nickel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Elongation at Break, % 34
23
Fatigue Strength, MPa 260
420
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
80
Tensile Strength: Ultimate (UTS), MPa 620
1250
Tensile Strength: Yield (Proof), MPa 350
690

Thermal Properties

Latent Heat of Fusion, J/g 330
330
Maximum Temperature: Mechanical, °C 980
990
Melting Completion (Liquidus), °C 1550
1440
Melting Onset (Solidus), °C 1490
1390
Specific Heat Capacity, J/kg-K 430
450
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 65
70
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 12
11
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 290
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
240
Resilience: Unit (Modulus of Resilience), kJ/m3 290
1170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 19
41
Strength to Weight: Bending, points 18
30
Thermal Shock Resistance, points 17
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.020
0.1 to 0.2
Chromium (Cr), % 20 to 22.5
18 to 20
Cobalt (Co), % 0
9.0 to 11
Iron (Fe), % 2.0 to 6.0
0 to 5.0
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 12.5 to 14.5
9.0 to 10.5
Nickel (Ni), % 51.3 to 63
48.3 to 60.9
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0