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ASTM B628 Ag-Cu vs. EN 1.4029 Stainless Steel

ASTM B628 Ag-Cu belongs to the otherwise unclassified metals classification, while EN 1.4029 stainless 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 EN 1.4029 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
190
Elongation at Break, % 1.1 to 17
10 to 20
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 31
76
Shear Strength, MPa 210 to 430
440 to 550
Tensile Strength: Ultimate (UTS), MPa 350 to 760
700 to 930

Thermal Properties

Latent Heat of Fusion, J/g 140
270
Melting Completion (Liquidus), °C 780
1440
Melting Onset (Solidus), °C 780
1400
Specific Heat Capacity, J/kg-K 280
480
Thermal Expansion, µm/m-K 19
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 84
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 75
3.7

Otherwise Unclassified Properties

Density, g/cm3 10
7.7

Common Calculations

Stiffness to Weight: Axial, points 4.6
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 9.5 to 21
25 to 33
Strength to Weight: Bending, points 11 to 18
23 to 27
Thermal Shock Resistance, points 16 to 34
26 to 34

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.25 to 0.32
Chromium (Cr), % 0
12 to 13.5
Copper (Cu), % 26.6 to 29
0
Iron (Fe), % 0 to 0.050
82.8 to 87.6
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.6
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 71 to 73
0
Sulfur (S), % 0
0.15 to 0.25
Zinc (Zn), % 0 to 0.060
0
Residuals, % 0 to 0.21
0

Comparable Variants