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Grade N7M Nickel vs. C12000 Copper

Grade N7M nickel belongs to the nickel alloys classification, while C12000 copper belongs to the copper alloys. There are 24 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 grade N7M nickel and the bottom bar is C12000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
120
Elongation at Break, % 22
2.8 to 50
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 85
43
Tensile Strength: Ultimate (UTS), MPa 590
230 to 410
Tensile Strength: Yield (Proof), MPa 310
77 to 400

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Maximum Temperature: Mechanical, °C 900
200
Melting Completion (Liquidus), °C 1650
1080
Melting Onset (Solidus), °C 1590
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 9.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 75
31
Density, g/cm3 9.3
9.0
Embodied Carbon, kg CO2/kg material 16
2.6
Embodied Energy, MJ/kg 200
41
Embodied Water, L/kg 270
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
10 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 220
25 to 690
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 18
7.2 to 13
Strength to Weight: Bending, points 17
9.4 to 14
Thermal Shock Resistance, points 19
8.2 to 15

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 0 to 1.0
0
Copper (Cu), % 0
99.9 to 99.996
Iron (Fe), % 0 to 3.0
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 30 to 33
0
Nickel (Ni), % 60.9 to 70
0
Phosphorus (P), % 0 to 0.040
0.0040 to 0.012
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0