-
26
2021-06
The working principle of butterfly valve
The butterfly valve is a valve that uses a disc-type opening and closing member to reciprocate about 90° to open, close or adjust the flow of the medium. The butterfly valve is not only simple in structure, small in size, light in weight, ...
-
26
2021-06
Welcome to visit our website!
The company has always been adhering to the management principle of being based on management norms, market demand-oriented, ensuring quality for survival, taking customer satisfaction as its purpose, and product innovation for promoting...
-
26
2021-06
Advantages and disadvantages of ball valves
Advantages of ball valves:①It has the lowest flow resistance (actually 0); ②Because it will not get stuck when working (when there is no lubricant), it can be reliably used in corrosive media and low-boiling liquids; ③Under higher...
-
26
2021-06
Matters needing attention in daily use of ball valve
Matters needing attention in daily use of ball valve(1) It is necessary to find out that the upstream and downstream pipelines of the ball valve have indeed relieved the pressure before disassembling and disassembling.(2) Non-metal parts...
-
26
2021-06
Valve CE certification operation process
Valve CE certification operation processSome standards of valve CE certification:1. Design and manufacture standards, such as EN 13709 for globe valves2. Length standard: EN 5583. Flange standard: EN 10924. Inspection and pressure test...
