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Monel R-405 vs. C87900 Brass

Monel R-405 belongs to the nickel alloys classification, while C87900 brass belongs to the copper alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Monel R-405 and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
110
Elongation at Break, % 9.1 to 39
25
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 62
41
Tensile Strength: Ultimate (UTS), MPa 540 to 630
480
Tensile Strength: Yield (Proof), MPa 190 to 350
240

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Maximum Temperature: Mechanical, °C 900
130
Melting Completion (Liquidus), °C 1350
930
Melting Onset (Solidus), °C 1300
900
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 23
120
Thermal Expansion, µm/m-K 14
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
15
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
17

Otherwise Unclassified Properties

Base Metal Price, % relative 50
24
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 7.9
2.7
Embodied Energy, MJ/kg 110
46
Embodied Water, L/kg 250
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 170
100
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 370
270
Stiffness to Weight: Axial, points 10
7.3
Stiffness to Weight: Bending, points 21
20
Strength to Weight: Axial, points 17 to 20
17
Strength to Weight: Bending, points 17 to 18
17
Thermal Diffusivity, mm2/s 5.9
37
Thermal Shock Resistance, points 17 to 20
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.3
0
Copper (Cu), % 28 to 34
63 to 69.2
Iron (Fe), % 0 to 2.5
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 2.0
0 to 0.15
Nickel (Ni), % 63 to 72
0 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.5
0.8 to 1.2
Sulfur (S), % 0.025 to 0.060
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
30 to 36