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ASTM B631 Class B vs. CC752S Brass

ASTM B631 class B belongs to the otherwise unclassified metals classification, while CC752S brass belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is ASTM B631 class B and the bottom bar is CC752S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 78 to 79
40

Thermal Properties

Latent Heat of Fusion, J/g 150
170
Melting Completion (Liquidus), °C 2460 to 2480
840
Specific Heat Capacity, J/kg-K 170
380
Thermal Conductivity, W/m-K 450
110
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50 to 53
25
Electrical Conductivity: Equal Weight (Specific), % IACS 32 to 34
28

Otherwise Unclassified Properties

Density, g/cm3 14
8.1
Embodied Carbon, kg CO2/kg material 49
2.7
Embodied Energy, MJ/kg 760
46

Common Calculations

Stiffness to Weight: Axial, points 8.1
7.1
Stiffness to Weight: Bending, points 14
19
Thermal Diffusivity, mm2/s 190
35