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ASTM B628 Ag-Cu vs. ASTM A732 Cast Steel

ASTM B628 Ag-Cu belongs to the otherwise unclassified metals classification, while ASTM A732 cast steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (13, 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 A732 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
190
Elongation at Break, % 1.1 to 17
4.0 to 25
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 31
72 to 73
Tensile Strength: Ultimate (UTS), MPa 350 to 760
460 to 1470

Thermal Properties

Latent Heat of Fusion, J/g 140
250 to 260
Melting Completion (Liquidus), °C 780
1440 to 1460
Melting Onset (Solidus), °C 780
1400 to 1420
Specific Heat Capacity, J/kg-K 280
470 to 480
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 84
7.1 to 7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 75
8.2 to 8.9

Otherwise Unclassified Properties

Density, g/cm3 10
7.8 to 7.9

Common Calculations

Stiffness to Weight: Axial, points 4.6
13
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 9.5 to 21
16 to 52
Strength to Weight: Bending, points 11 to 18
17 to 37
Thermal Shock Resistance, points 16 to 34
14 to 43