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ASTM B628 Ag-Cu vs. SAE-AISI 1141 Steel

ASTM B628 Ag-Cu belongs to the otherwise unclassified metals classification, while SAE-AISI 1141 steel belongs to the iron alloys. There are 19 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 SAE-AISI 1141 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
190
Elongation at Break, % 1.1 to 17
11 to 17
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 31
72
Shear Strength, MPa 210 to 430
460 to 480
Tensile Strength: Ultimate (UTS), MPa 350 to 760
740 to 810

Thermal Properties

Latent Heat of Fusion, J/g 140
250
Melting Completion (Liquidus), °C 780
1460
Melting Onset (Solidus), °C 780
1420
Specific Heat Capacity, J/kg-K 280
470
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 84
10
Electrical Conductivity: Equal Weight (Specific), % IACS 75
12

Otherwise Unclassified Properties

Density, g/cm3 10
7.8

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
26 to 29
Strength to Weight: Bending, points 11 to 18
23 to 25
Thermal Shock Resistance, points 16 to 34
24 to 26

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.37 to 0.45
Copper (Cu), % 26.6 to 29
0
Iron (Fe), % 0 to 0.050
97.7 to 98.2
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
1.4 to 1.7
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silver (Ag), % 71 to 73
0
Sulfur (S), % 0
0.080 to 0.13
Zinc (Zn), % 0 to 0.060
0
Residuals, % 0 to 0.21
0