Business / Machine Shop / Brine: A saltwater solution for quenching or cooling when heat treating steel.
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Business / Machine Shop / Brinell Hardness Test: A common testing method using a ball penetrator. The diameter of the indentation is converted to units of Brinell hardness number (BHN). MORE
Business / Machine Shop / Brinell Hardness: A method of testing the hardness of a metal by controlled pressure of a hardened steel ball of a given size. MORE
Science / Periodic Table of Elements / Sodium (Na): Atomic number: 11, Atomic mass: 22.98977 g.mol -1, Electronegativity: 0.9, Density: 0.97 g.cm -3 at 20 ?°C, Melting point: 97.5 ?°C, Boiling point: 883 ?°C, Vanderwaals radius: 0.196 nm, Ionic radi MORE
Science / Periodic Table of Elements / Iodine (I): Atomic number: 53, Atomic mass: 126.9045 g.mol -1, Electronegativity: 2.5, Density: 4.93 g.cm-3 at 20?°C, Melting point: 114 ?°C, Boiling point: 184 ?°C, Vanderwaals radius: 0.177 nm, Ionic radius: MORE
Science / Periodic Table of Elements / Mercury (Hg): Atomic number: 80, Atomic mass: 200.59 g.mol -1, Electronegativity: 1.9, Density: 13.6 g.cm-3 at 20?°C, Melting point: - 38.9 ?°C, Boiling point: 356.6 ?°C, Vanderwaals radius: 0.157 nm, Ionic radi MORE
Science / Periodic Table of Elements / Magnesium (Mg): Atomic number: 12, Atomic mass: 24.305 g.mol -1, Electronegativity: 1.2, Density: 1.74 g.cm -3 at 20 ?°C, Melting point: 650 ?°C, Boiling point: 1107 ?°C, Vanderwaals radius: 0.16 nm, Ionic radius: MORE