1. What does an IP protection level mean?
IP (Ingress Protection) protection level is the dustproof and waterproof capability classification of electrical equipment defined by the international sta...
Due to the sealing element’s function of interrupting and connecting,regulating and distributing, separating and mixing media in the valvpassage, the sealing surface is often subject to corro...
Hard sealed butterfly valve:
Butterfly valve hard seal refers to: the two sides of the sealing pair are metal materials or hard other materials. This seal has poor sealing properties, but it has hi...
TWS Valve Reminder
Butterfly valve installation environment
Installation environment: Butterfly valves can be used indoors or outdoors, but in corrosive media and places that are prone to rust, the...
Working Principle of Backflow Preventer
TWS backflow preventer is a mechanical device designed to prevent the reverse flow of contaminated water or other media into a potable water supply system or...
The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...