Nickel 685 vs. Solder Alloy 704
Nickel 685 belongs to the nickel alloys classification, while solder alloy 704 belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is nickel 685 and the bottom bar is solder alloy 704.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 350 | |
| 14 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 51 |
| Elongation at Break, % | 17 | |
| 30 |
| Poisson's Ratio | 0.29 | |
| 0.36 |
| Shear Modulus, GPa | 77 | |
| 19 |
| Tensile Strength: Ultimate (UTS), MPa | 1250 | |
| 55 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 62 |
| Melting Completion (Liquidus), °C | 1380 | |
| 240 |
| Melting Onset (Solidus), °C | 1330 | |
| 220 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 220 |
| Thermal Conductivity, W/m-K | 13 | |
| 50 |
| Thermal Expansion, µm/m-K | 12 | |
| 22 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.4 | |
| 7.5 |
| Embodied Carbon, kg CO2/kg material | 10 | |
| 19 |
| Embodied Energy, MJ/kg | 140 | |
| 320 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 3.8 |
| Stiffness to Weight: Bending, points | 23 | |
| 17 |
| Strength to Weight: Axial, points | 42 | |
| 2.1 |
| Strength to Weight: Bending, points | 31 | |
| 4.3 |
| Thermal Diffusivity, mm2/s | 3.3 | |
| 30 |
| Thermal Shock Resistance, points | 37 | |
| 3.5 |
Alloy Composition
| Aluminum (Al), % | 1.2 to 1.6 | |
| 0 to 0.0010 |
| Antimony (Sb), % | 0 | |
| 0 to 0.1 |
| Arsenic (As), % | 0 | |
| 0 to 0.030 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Boron (B), % | 0.0030 to 0.010 | |
| 0 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0020 |
| Carbon (C), % | 0.030 to 0.1 | |
| 0 |
| Chromium (Cr), % | 18 to 21 | |
| 0 |
| Cobalt (Co), % | 12 to 15 | |
| 0 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.050 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 2.0 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 3.5 to 5.0 | |
| 0 |
| Nickel (Ni), % | 49.6 to 62.5 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 |
| Silver (Ag), % | 0 | |
| 4.8 to 5.2 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 94.3 to 95.2 |
| Titanium (Ti), % | 2.8 to 3.3 | |
| 0 |
| Zinc (Zn), % | 0.020 to 0.12 | |
| 0 to 0.0010 |