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C87900 Brass vs. Type 4 Magnetic Alloy

C87900 brass belongs to the copper alloys classification, while Type 4 magnetic alloy belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
2.0 to 40
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 480
620 to 1100
Tensile Strength: Yield (Proof), MPa 240
270 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 130
900
Melting Completion (Liquidus), °C 930
1420
Melting Onset (Solidus), °C 900
1370
Specific Heat Capacity, J/kg-K 390
440
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
60
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
10
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 320
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
22 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 270
190 to 2840
Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 20
22
Strength to Weight: Axial, points 17
19 to 35
Strength to Weight: Bending, points 17
18 to 27
Thermal Shock Resistance, points 16
21 to 37

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 63 to 69.2
0 to 0.3
Iron (Fe), % 0 to 0.4
9.5 to 17.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0 to 0.8
Molybdenum (Mo), % 0
3.5 to 6.0
Nickel (Ni), % 0 to 0.5
79 to 82
Phosphorus (P), % 0 to 0.010
0 to 0.010
Silicon (Si), % 0.8 to 1.2
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.020
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 30 to 36
0