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Nickel 685 vs. Nickel 693

Both nickel 685 and nickel 693 are nickel alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is nickel 685 and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
34
Fatigue Strength, MPa 470
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 770
440
Tensile Strength: Ultimate (UTS), MPa 1250
660
Tensile Strength: Yield (Proof), MPa 850
310

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 1000
1010
Melting Completion (Liquidus), °C 1380
1350
Melting Onset (Solidus), °C 1330
1310
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
9.1
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
60
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 10
9.9
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 42
23
Strength to Weight: Bending, points 31
21
Thermal Diffusivity, mm2/s 3.3
2.3
Thermal Shock Resistance, points 37
19

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
2.5 to 4.0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0 to 0.15
Chromium (Cr), % 18 to 21
27 to 31
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 2.0
2.5 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.5 to 5.0
0
Nickel (Ni), % 49.6 to 62.5
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 2.8 to 3.3
0 to 1.0
Zinc (Zn), % 0.020 to 0.12
0