Three male female ball valve belonging to three-valve ball series, mainly by the living body and the intermediate body around the web, and then connected by four bolts, connecting both ends of the external thread, the thread NPT and BSPT type comprising the like. 3PC Ball Valve ...
The three-piece low-temperature ball valve socket weld belongs to the three-piece low-temperature ball valves series. The valve body is composed of three sections. The two ends are socket welding connection surfaces. After special low-temperature treatment, the temperature ...