A rolled or forged semi-finished product intended for further working by re-rolling or forging. Billets are usually square with chamfered or radiused corners.
Related terms: Slab
Annealing performed in a furnace with an inert atmosphere so that no scale is formed and the resulting surface has a bright finish.
Related terms: Annealing
British Standard Pipe Thread, also called Whitworth Thread, with 14 threads per inch.