ball safety valve

基本解释

Days of professional production safety valve valve, ball valve, control valve and other products.
天和閥門專業生産安全閥，球閥，調節閥等産品。
The first major evolution to the True Union Ball Valve, Model-B, introduced the Tru-Bloc concept, a functional safety feature.
True Union球閥的第一次重大改進是型號B，引進了Tru-Bloc的設計理唸，一種更加安全的性能。
Round Safety Handle –Design prevents accidental operation of low-torque ball valve by snagging the lever handle with personal clothing or equipment.
圓形安全手柄 –這種結搆用於防止由於人員服裝或設備絆住水平手柄導致的低扭矩閥門的操作故障。