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Nickel 684 vs. C12900 Copper

Nickel 684 belongs to the nickel alloys classification, while C12900 copper belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 11
2.8 to 50
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 76
43
Shear Strength, MPa 710
150 to 210
Tensile Strength: Ultimate (UTS), MPa 1190
220 to 420
Tensile Strength: Yield (Proof), MPa 800
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Maximum Temperature: Mechanical, °C 1000
200
Melting Completion (Liquidus), °C 1370
1080
Melting Onset (Solidus), °C 1320
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 75
32
Density, g/cm3 8.3
9.0
Embodied Carbon, kg CO2/kg material 10
2.6
Embodied Energy, MJ/kg 140
41
Embodied Water, L/kg 360
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 1610
24 to 640
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 40
6.8 to 13
Strength to Weight: Bending, points 30
9.1 to 14
Thermal Shock Resistance, points 34
7.8 to 15

Alloy Composition

Aluminum (Al), % 2.5 to 3.3
0
Antimony (Sb), % 0
0 to 0.0030
Arsenic (As), % 0
0 to 0.012
Bismuth (Bi), % 0
0 to 0.0030
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 15 to 20
0
Cobalt (Co), % 13 to 20
0
Copper (Cu), % 0 to 0.15
99.88 to 100
Iron (Fe), % 0 to 4.0
0
Lead (Pb), % 0
0 to 0.0040
Manganese (Mn), % 0 to 0.75
0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 42.7 to 64
0 to 0.050
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0 to 0.054
Sulfur (S), % 0 to 0.015
0
Tellurium (Te), % 0
0 to 0.025
Titanium (Ti), % 2.5 to 3.3
0