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Nickel 690 vs. Nickel 689

Both nickel 690 and nickel 689 are nickel alloys. They have 77% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is nickel 690 and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
350
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 3.4 to 34
23
Fatigue Strength, MPa 180 to 300
420
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
80
Shear Strength, MPa 420 to 570
790
Tensile Strength: Ultimate (UTS), MPa 640 to 990
1250
Tensile Strength: Yield (Proof), MPa 250 to 760
690

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 1010
990
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
70
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 8.2
11
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 290
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 170
240
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1440
1170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21 to 33
41
Strength to Weight: Bending, points 20 to 27
30
Thermal Shock Resistance, points 16 to 25
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.050
0.1 to 0.2
Chromium (Cr), % 27 to 31
18 to 20
Cobalt (Co), % 0
9.0 to 11
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 7.0 to 11
0 to 5.0
Manganese (Mn), % 0 to 0.5
0 to 0.5
Molybdenum (Mo), % 0
9.0 to 10.5
Nickel (Ni), % 58 to 66
48.3 to 60.9
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8