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Nickel 685 vs. C66900 Brass

Nickel 685 belongs to the nickel alloys classification, while C66900 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is nickel 685 and the bottom bar is C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 17
1.1 to 26
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 77
45
Shear Strength, MPa 770
290 to 440
Tensile Strength: Ultimate (UTS), MPa 1250
460 to 770
Tensile Strength: Yield (Proof), MPa 850
330 to 760

Thermal Properties

Latent Heat of Fusion, J/g 320
190
Maximum Temperature: Mechanical, °C 1000
150
Melting Completion (Liquidus), °C 1380
860
Melting Onset (Solidus), °C 1330
850
Specific Heat Capacity, J/kg-K 460
400
Thermal Expansion, µm/m-K 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 75
23
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 10
2.8
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
4.6 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
460 to 2450
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 42
15 to 26
Strength to Weight: Bending, points 31
16 to 23
Thermal Shock Resistance, points 37
14 to 23

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0
Chromium (Cr), % 18 to 21
0
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
62.5 to 64.5
Iron (Fe), % 0 to 2.0
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
11.5 to 12.5
Molybdenum (Mo), % 3.5 to 5.0
0
Nickel (Ni), % 49.6 to 62.5
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 2.8 to 3.3
0
Zinc (Zn), % 0.020 to 0.12
22.5 to 26
Residuals, % 0
0 to 0.2