1. ISO 9001 quality system certification
2. ISO 14001 Environmental Management System Certification
3.OHSAS18000 Occupational Health and Safety Management System Certification
4.EU CE certification...
The inner sealing of the concentric line soft seal butterfly valve D341X-CL150 relies on the seamless contact between the rubber seat and the butterfly plate YD7Z1X-10ZB1 , and the valve has a two-...
The importance of valve selection: The selection of control valve structures is determined by comprehensively considering factors such as the medium used, temperature, upstream and downstream press...
TWS Valve will attend the 2018 PCVEXPO Exhibtion in Russia
The 17th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines.
Time: 23 – 25 October 2018 • Mosc...
(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
Corrosion is one of the important elements that cause butterfly valve damage. In butterfly valve protection, butterfly valve corrosion protection is an important issue to consider. For metal butter...