Solder Alloy 135 vs. ASTM B540 Palladium
Both solder alloy 135 and ASTM B540 palladium are otherwise unclassified metals. There are 18 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 solder alloy 135 and the bottom bar is ASTM B540 palladium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 27 | |
| 110 |
| Elongation at Break, % | 20 | |
| 1.1 to 14 |
| Poisson's Ratio | 0.41 | |
| 0.38 |
| Shear Modulus, GPa | 9.5 | |
| 39 |
| Tensile Strength: Ultimate (UTS), MPa | 35 | |
| 830 to 1240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 36 | |
| 140 |
| Melting Completion (Liquidus), °C | 250 | |
| 1220 |
| Melting Onset (Solidus), °C | 190 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 160 | |
| 240 |
| Thermal Expansion, µm/m-K | 27 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 9.5 | |
| 4.9 to 5.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 | |
| 3.5 to 3.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 13 |
Common Calculations
| Stiffness to Weight: Axial, points | 1.5 | |
| 4.7 |
| Stiffness to Weight: Bending, points | 9.9 | |
| 12 |
| Strength to Weight: Axial, points | 1.0 | |
| 18 to 27 |
| Strength to Weight: Bending, points | 2.4 | |
| 15 to 20 |
| Thermal Shock Resistance, points | 3.5 | |
| 41 to 61 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.0010 | |
| 0 |
| Antimony (Sb), % | 0.5 to 1.8 | |
| 0 |
| Arsenic (As), % | 0 to 0.030 | |
| 0 |
| Bismuth (Bi), % | 0 to 0.25 | |
| 0 |
| Cadmium (Cd), % | 0 to 0.0050 | |
| 0 |
| Copper (Cu), % | 0 to 0.080 | |
| 13.5 to 14.5 |
| Gold (Au), % | 0 to 0.050 | |
| 9.5 to 10.5 |
| Indium (In), % | 0 to 0.1 | |
| 0 |
| Iron (Fe), % | 0 to 0.020 | |
| 0 |
| Lead (Pb), % | 67.1 to 70 | |
| 0 |
| Nickel (Ni), % | 0 to 0.010 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 34 to 36 |
| Platinum (Pt), % | 0 | |
| 9.5 to 10.5 |
| Silver (Ag), % | 0 to 0.1 | |
| 29 to 31 |
| Tin (Sn), % | 29.5 to 30.5 | |
| 0 |
| Zinc (Zn), % | 0 to 0.0010 | |
| 0.8 to 1.2 |
| Residuals, % | 0 | |
| 0 to 0.3 |