AWS ERNiCu-7 vs. Solder Alloy 136
AWS ERNiCu-7 belongs to the nickel alloys classification, while solder alloy 136 belongs to the otherwise unclassified metals.
For each property being compared, the top bar is AWS ERNiCu-7 and the bottom bar is solder alloy 136.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 25 |
| Elongation at Break, % | 34 | |
| 19 |
| Poisson's Ratio | 0.32 | |
| 0.42 |
| Shear Modulus, GPa | 61 | |
| 8.9 |
| Tensile Strength: Ultimate (UTS), MPa | 550 | |
| 34 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 34 |
| Melting Completion (Liquidus), °C | 1280 | |
| 260 |
| Melting Onset (Solidus), °C | 1240 | |
| 190 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 150 |
| Thermal Conductivity, W/m-K | 20 | |
| 40 |
| Thermal Expansion, µm/m-K | 13 | |
| 27 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.2 | |
| 9.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 90 |
| Density, g/cm3 | 8.7 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 8.5 | |
| 6.8 |
| Embodied Energy, MJ/kg | 120 | |
| 110 |
| Embodied Water, L/kg | 250 | |
| 680 |
Common Calculations
| Stiffness to Weight: Axial, points | 10 | |
| 1.4 |
| Stiffness to Weight: Bending, points | 21 | |
| 9.5 |
| Strength to Weight: Axial, points | 18 | |
| 0.92 |
| Strength to Weight: Bending, points | 17 | |
| 2.3 |
| Thermal Diffusivity, mm2/s | 5.3 | |
| 26 |
| Thermal Shock Resistance, points | 19 | |
| 3.6 |
Alloy Composition
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| Aluminum (Al), % | 0 to 1.3 | |
| 0 to 0.0010 |
| Antimony (Sb), % | 0 | |
| 0.5 to 2.0 |
| Arsenic (As), % | 0 | |
| 0 to 0.030 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.25 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0050 |
| Carbon (C), % | 0 to 0.15 | |
| 0 |
| Copper (Cu), % | 18.3 to 36.5 | |
| 0 to 0.080 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 2.5 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 71.9 to 75 |
| Manganese (Mn), % | 0 to 4.0 | |
| 0 |
| Nickel (Ni), % | 62 to 69 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 0 to 1.3 | |
| 0 |
| Silver (Ag), % | 0 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tin (Sn), % | 0 | |
| 24.5 to 25.5 |
| Titanium (Ti), % | 1.5 to 3.0 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0010 |
| Residuals, % | 0 to 0.5 | |
| 0 |