Carburize/ˈkɑːrbəraɪz/ Definition 1 of 1Pro Tip 1/3Technical Term Used primarily in the field of metallurgy and materials science. The workshop seminar covers how to carburize steel effectively. Pro Tip 2/3Quality Improvement Carburizing is a technique to enhance the hardness and durability of the metal. The tools lasted longer after we decided to carburize them. Pro Tip 3/3Not for All Metals Carburizing is mostly applicable to certain types of steel, not all metals. You cannot carburize aluminum as you would with steel.