Gate valves and butterfly valves are used as switches to regulate the flow rate in pipeline use. Of course, there are still methods in the selection process of butterfly valves and gate valves.
In ...
Shanghai,21-23 April— Tianjin Tanggu Water-Seal Valve Co.,Ltd, a renowned manufacturer of soft-sealing butterfly valves with over two decades of expertise, recently concluded a highly successful pa...
With the arrival of the first rain and snow in winter, the temperature dropped sharply. In this severe cold, the front-line emergency repair personnel of the Municipal Guokong Water Co., Ltd. brave...
People usually think that the valve of stainless steel and will not rust. If it does, it may be a problem with the steel. This is a one-sided misconception about the lack of understanding of stainl...
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...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
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