ASTM Grade HL Steel vs. Solder Alloy 703
ASTM grade HL steel belongs to the iron alloys classification, while solder alloy 703 belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is ASTM grade HL steel and the bottom bar is solder alloy 703.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 | |
| 15 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 51 |
| Elongation at Break, % | 11 | |
| 35 |
| Poisson's Ratio | 0.27 | |
| 0.36 |
| Shear Modulus, GPa | 80 | |
| 19 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 57 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 61 |
| Melting Completion (Liquidus), °C | 1390 | |
| 220 |
| Melting Onset (Solidus), °C | 1340 | |
| 220 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 220 |
| Thermal Expansion, µm/m-K | 17 | |
| 22 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 7.4 |
| Embodied Carbon, kg CO2/kg material | 4.5 | |
| 18 |
| Embodied Energy, MJ/kg | 65 | |
| 300 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 3.8 |
| Stiffness to Weight: Bending, points | 25 | |
| 17 |
| Strength to Weight: Axial, points | 18 | |
| 2.1 |
| Strength to Weight: Bending, points | 18 | |
| 4.4 |
| Thermal Shock Resistance, points | 11 | |
| 3.7 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 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 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0020 |
| Carbon (C), % | 0.2 to 0.6 | |
| 0 |
| Chromium (Cr), % | 28 to 32 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.050 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 40.8 to 53.8 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 18 to 22 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 2.0 | |
| 0 |
| Silver (Ag), % | 0 | |
| 3.3 to 3.7 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 |
| Tin (Sn), % | 0 | |
| 95.8 to 96.7 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0010 |