MakeItFrom.com
Menu (ESC)

C38000 Brass vs. C82400 Copper

Both C38000 brass and C82400 copper are copper alloys. They have 58% of their average alloy composition in common. There are 25 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 C38000 brass and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17
1.0 to 20
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 39
45
Tensile Strength: Ultimate (UTS), MPa 380
500 to 1030
Tensile Strength: Yield (Proof), MPa 120
260 to 970

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 110
270
Melting Completion (Liquidus), °C 800
1000
Melting Onset (Solidus), °C 760
900
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 21
17

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
8.9
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
10 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 74
270 to 3870
Stiffness to Weight: Axial, points 7.1
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
16 to 33
Strength to Weight: Bending, points 14
16 to 26
Thermal Diffusivity, mm2/s 37
39
Thermal Shock Resistance, points 13
17 to 36

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.15
Beryllium (Be), % 0
1.6 to 1.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 55 to 60
96 to 98.2
Iron (Fe), % 0 to 0.35
0 to 0.2
Lead (Pb), % 1.5 to 2.5
0 to 0.020
Nickel (Ni), % 0
0 to 0.2
Tin (Sn), % 0 to 0.3
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 35.9 to 43.5
0 to 0.1
Residuals, % 0
0 to 0.5