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  • Valve knowledge: valve terms

    1) General purpose valve (general purpose valve): A general term for valves with a wide range of uses, also known as general purpose valves. It is not a valve for specific conditions and specific purposes.Although there is no clear definition for general valves, they mainly refer to manually operated globe valves, gate valves, check valves, butterfly valves and ball valves with a pressure lower than 2MPa. The valve housing materials mainly include gray cast iron, ductile cast iron, malleable cas...


  • Is the home tap water main valve selected correctly? Ball valve or globe valve? What's the difference?

    Many valves will inevitably be used during the renovation of the waterway in our family. There are actually two types of valves commonly used in families: the first is a ball valve, and the second is a stop valve. So which of these two valves is more suitable for use in our family? What is the difference between the two? It is estimated that many friends do not know it well. For example, a friend now asks such a question: Is a stop valve or a ball valve installed on the main PPR pipe of the tap ...