Air operated pinch valves are also known as pneumatic pinch valves and rubber sleeve valves. Because the valve core part uses a hose, its airtightness, corrosion resistance, and wear resistance are far superior to metal valves. Therefore, it is widely used in smelting, mining, electric power, chemic Read More »

1. ScopeThis standard specifies the classification, requirements, test methods, test rules, markings, packaging, transportation, and storage of pneumatic pinch valves. This standard applies to air-operated pinch valves with flange or internal thread connection. 2. Normative referencesThe following d Read More »

Considering the working principle, function, and valve structure, valves can be divided into gate valve; butterfly valve; stop valve; check valve; plug valve; ball valve; pinch valve; diaphragm valve; plunger valve, etc. Gate valveA gate valve refers to a valve whose closing part (gate) moves along Read More »