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Nickel 684 vs. R60704 Alloy

Nickel 684 belongs to the nickel alloys classification, while R60704 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is R60704 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
97
Elongation at Break, % 11
16
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 76
36
Tensile Strength: Ultimate (UTS), MPa 1190
470
Tensile Strength: Yield (Proof), MPa 800
270

Thermal Properties

Latent Heat of Fusion, J/g 320
240
Specific Heat Capacity, J/kg-K 470
270
Thermal Expansion, µm/m-K 13
6.0

Otherwise Unclassified Properties

Density, g/cm3 8.3
6.7
Embodied Water, L/kg 360
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
64
Resilience: Unit (Modulus of Resilience), kJ/m3 1610
370
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 40
20
Strength to Weight: Bending, points 30
20
Thermal Shock Resistance, points 34
58

Alloy Composition

Aluminum (Al), % 2.5 to 3.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 15 to 20
0.2 to 0.4
Cobalt (Co), % 13 to 20
0
Copper (Cu), % 0 to 0.15
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 4.0
0.2 to 0.4
Manganese (Mn), % 0 to 0.75
0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 42.7 to 64
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.0 to 2.0
Titanium (Ti), % 2.5 to 3.3
0
Zirconium (Zr), % 0
93 to 98.8