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C19500 Copper vs. C37700 Brass

Both C19500 copper and C37700 brass are copper alloys. They have 60% of their average alloy composition in common. There are 30 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 C19500 copper and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 2.3 to 38
40
Poisson's Ratio 0.34
0.31
Rockwell B Hardness 71 to 86
45
Shear Modulus, GPa 44
39
Shear Strength, MPa 260 to 360
270
Tensile Strength: Ultimate (UTS), MPa 380 to 640
400
Tensile Strength: Yield (Proof), MPa 120 to 600
160

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 1090
890
Melting Onset (Solidus), °C 1090
880
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 200
120
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50 to 56
27
Electrical Conductivity: Equal Weight (Specific), % IACS 50 to 57
30

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 42
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 59 to 1530
120
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 12 to 20
14
Strength to Weight: Bending, points 13 to 18
15
Thermal Diffusivity, mm2/s 58
39
Thermal Shock Resistance, points 13 to 23
13

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Cobalt (Co), % 0.3 to 1.3
0
Copper (Cu), % 94.9 to 98.6
58 to 61
Iron (Fe), % 1.0 to 2.0
0 to 0.3
Lead (Pb), % 0 to 0.020
1.5 to 2.5
Phosphorus (P), % 0.010 to 0.35
0
Tin (Sn), % 0.1 to 1.0
0
Zinc (Zn), % 0 to 0.2
35.7 to 40.5
Residuals, % 0
0 to 0.5