PPR valves classification
According to the type: the door is mainly divided into ball, stop valve, gate valve three categories
According to the structure: there are many structural styles of valves, such as angle type, direct flow type and straight through type under the stop valve, and parallel type and masonry type under the gate valve.
According to the manufacturing materials: the valve materials are cast steel, cast iron, copper; the valve seat is made of gold, plastic, copper and stainless steel;
According to the engineering pressure: the valve is divided into vacuum valve, low pressure valve, medium pressure valve, high pressure circle and ultra-high pressure valve.