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Nickel 718 vs. CC762S Brass

Nickel 718 belongs to the nickel alloys classification, while CC762S brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is nickel 718 and the bottom bar is CC762S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12 to 50
7.3
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
43
Tensile Strength: Ultimate (UTS), MPa 930 to 1530
840
Tensile Strength: Yield (Proof), MPa 510 to 1330
540

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 980
160
Melting Completion (Liquidus), °C 1340
920
Melting Onset (Solidus), °C 1260
870
Specific Heat Capacity, J/kg-K 450
420
Thermal Conductivity, W/m-K 11
51
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
28
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
32

Otherwise Unclassified Properties

Base Metal Price, % relative 75
24
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 13
3.1
Embodied Energy, MJ/kg 190
51
Embodied Water, L/kg 250
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 390
54
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 4560
1290
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 31 to 51
29
Strength to Weight: Bending, points 25 to 35
25
Thermal Diffusivity, mm2/s 3.0
15
Thermal Shock Resistance, points 27 to 44
27

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
3.0 to 7.0
Antimony (Sb), % 0
0 to 0.030
Boron (B), % 0 to 0.0060
0
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 21
0
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0 to 0.3
57 to 67
Iron (Fe), % 11.1 to 24.6
1.5 to 4.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 0.35
2.5 to 5.0
Molybdenum (Mo), % 2.8 to 3.3
0
Nickel (Ni), % 50 to 55
0 to 3.0
Niobium (Nb), % 4.8 to 5.5
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.35
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.2
Titanium (Ti), % 0.65 to 1.2
0
Zinc (Zn), % 0
13.4 to 36