WCB, a carbon steel casting material conforming to ASTM A216 Grade WCB, undergoes a standardized heat treatment process to achieve the required mechanical properties, dimensional stability, and res...
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...
Gate valve and butterfly valve both play the role of switching and regulating flow in pipeline use. Of course, there is still a method in the selection process of butterfly valve and gate valve. In...
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...
At the beginning of the third quarter of 2026, the national secondary water supply market has entered a period of intensive project releases. Driven by the dual forces of existing facility retrofit...
(TWS) Tianjin Tanggu Water Seal Valve Co., Ltd. is pleased to announce its participation in the World Valve Exhibition in Suzhou. The exhibition is one of the most popular events in the valve indu...
Handle Lever Type Iron Wafer Butterfly Valve Related Videos From Youtube