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C37000 Muntz Metal vs. C48500 Brass

Both C37000 Muntz Metal and C48500 brass are copper alloys. They have a very high 99% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C37000 Muntz Metal and the bottom bar is C48500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 40
13 to 40
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 39
39
Shear Strength, MPa 270
250 to 300
Tensile Strength: Ultimate (UTS), MPa 400
400 to 500
Tensile Strength: Yield (Proof), MPa 160
160 to 320

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 900
900
Melting Onset (Solidus), °C 890
890
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
26
Electrical Conductivity: Equal Weight (Specific), % IACS 30
29

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
56 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 120
120 to 500
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 14
14 to 17
Strength to Weight: Bending, points 15
15 to 17
Thermal Diffusivity, mm2/s 39
38
Thermal Shock Resistance, points 13
13 to 17

Alloy Composition

Copper (Cu), % 59 to 62
59 to 62
Iron (Fe), % 0 to 0.15
0 to 0.1
Lead (Pb), % 0.8 to 1.5
1.3 to 2.2
Tin (Sn), % 0
0.5 to 1.0
Zinc (Zn), % 36 to 40.2
34.3 to 39.2
Residuals, % 0
0 to 0.4