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Monel 400 vs. C47940 Brass

Monel 400 belongs to the nickel alloys classification, while C47940 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 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
100
Elongation at Break, % 20 to 40
14 to 34
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 62
40
Shear Strength, MPa 370 to 490
250 to 310
Tensile Strength: Ultimate (UTS), MPa 540 to 780
380 to 520
Tensile Strength: Yield (Proof), MPa 210 to 590
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Maximum Temperature: Mechanical, °C 1000
130
Melting Completion (Liquidus), °C 1350
850
Melting Onset (Solidus), °C 1300
800
Specific Heat Capacity, J/kg-K 430
380
Thermal Conductivity, W/m-K 23
110
Thermal Expansion, µm/m-K 14
20

Otherwise Unclassified Properties

Base Metal Price, % relative 50
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 7.9
2.8
Embodied Energy, MJ/kg 110
47
Embodied Water, L/kg 250
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
120 to 740
Stiffness to Weight: Axial, points 10
7.1
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 17 to 25
13 to 17
Strength to Weight: Bending, points 17 to 21
14 to 17
Thermal Diffusivity, mm2/s 6.1
36
Thermal Shock Resistance, points 17 to 25
13 to 17

Alloy Composition

Carbon (C), % 0 to 0.3
0
Copper (Cu), % 28 to 34
63 to 66
Iron (Fe), % 0 to 2.5
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 63 to 72
0.1 to 0.5
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.024
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0
0 to 0.4