A reduced bore style is what you will discover in most ball valves. This style and design features a lesser diameter than a entire bore and could introduce little losses of friction. The diminished port ball valves are also known as RB or diminished bore valves. In this valve, the https://holdenkgcxo.sunderwiki.com/1439476/a_simple_key_for_butt_weld_pipe_fittings_unveiled