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ASTM B563 Pd-Ag-Cu vs. EN 1.4855 Stainless Steel

ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals classification, while EN 1.4855 stainless steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is ASTM B563 Pd-Ag-Cu and the bottom bar is EN 1.4855 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 7.0 to 17
4.6
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 37
77
Tensile Strength: Ultimate (UTS), MPa 760 to 1170
500

Thermal Properties

Latent Heat of Fusion, J/g 150
320
Melting Completion (Liquidus), °C 1180
1400
Melting Onset (Solidus), °C 1030
1350
Specific Heat Capacity, J/kg-K 260
480
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Density, g/cm3 11
7.8

Common Calculations

Stiffness to Weight: Axial, points 5.2
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 19 to 30
18
Strength to Weight: Bending, points 17 to 22
18
Thermal Shock Resistance, points 39 to 61
11

Alloy Composition

Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 15.5 to 16.5
0
Iron (Fe), % 0
42.6 to 51.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.8 to 1.2
23 to 25
Niobium (Nb), % 0
0.8 to 1.8
Palladium (Pd), % 43 to 45
0
Phosphorus (P), % 0
0 to 0.040
Platinum (Pt), % 0.8 to 1.2
0
Silicon (Si), % 0
1.0 to 2.5
Silver (Ag), % 37 to 39
0
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.4
0