Guangjie Valve Co., LTD. New official website hgdf.com.cn, www.zjgjv.com officially launched!Guangjie Valve Co., Ltd. is specialized in producing butterfly valves, ball valves, gate valves, globe va
Flanged butterfly valve is a valve whose closing part is a disc, which rotates around the valve shaft to open and close, and mainly plays the role of intercepting and throttling the pipeline. The open
How to maintain pneumatic flanged butterfly valve?1, the pneumatic flange butterfly valve in the process of use, should be often kept clean, the transmission thread must be regularly lubricated, found
On the basis of the introduction of foreign advanced technology, the rigid butterfly valve adopts precision J-shaped elastic sealing ring and three-eccentric multi-layer metal hard seal structure, whi