ASTM Grade HP Steel vs. 60Pd-40Ag Alloy
ASTM grade HP steel belongs to the iron alloys classification, while 60Pd-40Ag alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.
For each property being compared, the top bar is ASTM grade HP steel and the bottom bar is 60Pd-40Ag alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 100 |
| Elongation at Break, % | 5.1 | |
| 1.1 to 28 |
| Poisson's Ratio | 0.28 | |
| 0.38 |
| Shear Modulus, GPa | 78 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 490 | |
| 340 to 720 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 140 |
| Melting Completion (Liquidus), °C | 1370 | |
| 1360 |
| Melting Onset (Solidus), °C | 1330 | |
| 1310 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 240 |
| Thermal Conductivity, W/m-K | 12 | |
| 29 |
| Thermal Expansion, µm/m-K | 16 | |
| 15 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 11 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 4.9 |
| Stiffness to Weight: Bending, points | 25 | |
| 14 |
| Strength to Weight: Axial, points | 17 | |
| 8.4 to 18 |
| Strength to Weight: Bending, points | 17 | |
| 9.6 to 16 |
| Thermal Diffusivity, mm2/s | 3.2 | |
| 11 |
| Thermal Shock Resistance, points | 11 | |
| 16 to 34 |
Alloy Composition
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| Carbon (C), % | 0.35 to 0.75 | |
| 0 |
| Chromium (Cr), % | 24 to 28 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 29.2 to 42.7 | |
| 0 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 33 to 37 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 59.5 to 60.9 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 2.5 | |
| 0 |
| Silver (Ag), % | 0 | |
| 39.1 to 40.5 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.3 |