Summarize Ball valve is an important valve. It is used in petrochemical, long transport pipeline and other scopes. It depends on a ball with a hole to open and close the valve. In all the valves....
Henan Quanshun Flow Control Science & Technology Co., Ltd. is a high & new technology enterprise integrated with scientific research, development, production and sales of all kinds of high, medium....
Worm-gear Fixed Ball Valve Q347F/ H Summarize Ball valve was an important mechanical product which had a close relation with production, national defence and people living. It was applied to....