Ball valves open and close with a quarter-turn function, using a handle or gearbox and are commonly used in the exploration, production, gas utility, chemical and industrial sectors. MRC Global is one of the largest suppliers of API 6D ball valves to the transmission, pipeline gas gathering, tank farm storage, and utility sectors. MRC Global also stocks extensive size ranges, multiple configurations and most body and trim types of floating and trunnion ball valves. Both Floating ball valves and trunnion ball valves are offered in full and reduced bore sizes