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ASTM B628 Ag-Cu vs. ASTM B631 Class B

Both ASTM B628 Ag-Cu and ASTM B631 class B are otherwise unclassified metals. There are 12 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is ASTM B628 Ag-Cu and the bottom bar is ASTM B631 class B.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
210
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 31
78 to 79

Thermal Properties

Latent Heat of Fusion, J/g 140
150
Melting Completion (Liquidus), °C 780
2460 to 2480
Specific Heat Capacity, J/kg-K 280
170
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 84
50 to 53
Electrical Conductivity: Equal Weight (Specific), % IACS 75
32 to 34

Otherwise Unclassified Properties

Density, g/cm3 10
14

Common Calculations

Stiffness to Weight: Axial, points 4.6
8.1
Stiffness to Weight: Bending, points 14
14