Working principle of self operated regulating valve:The operation of a self operated regulating valve is based on a basic principle: to use the energy of the process fluid to adjust the position of the valve. These valves integrate a self regulating mechanism that can respond to fluctuations in p…
View details
Due to some similarities in appearance between globe valves and gate valves, as well as their ability to cut off in pipelines, many circle members who do not have much contact with valves may confuse the two. In fact, if carefully observed, the difference between globe valves and gate valves is q…
View details
Tianjin Huayou Hanwei Technology Development Co., Ltd. (HYIHW for short) is a technological service-oriented enterprise specializing in petrochemical, ship and ocean engineering, power plant valve and actuator repair and maintenance. The company was established in 2003 with a registered capital o…
View details
This exhibition will be held in Zibo Convention and Exhibition Center from May 12th to 14th this year. With the theme of "green, environmental protection and energy saving", the conference will use all indoor and outdoor exhibition areas of Zibo Convention and Exhibition Center, with a …
View detailsThe opening and closing part of the gate valve is a gate, and the direction of movement of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully opened and fully closed, and is not suitable for adjustment and throttling. The gate has two sealing surfaces. The t…
View detailsWhat is the function of the diversion hole of the stainless steel plate gate valve with diversion?Stainless steel slab gate valve with diversion is a sliding valve whose closing parts are parallel gates. The closing part can be a single ram or a double ram with a stretching mechanism in between.…
View detailsOn May 11, my countrys first domestically produced deepwater subsea oil tree was installed in the sea area of Yinggehai, Hainan. This equipment is an important part of the subsea oil and gas production system engineering demonstration project led by CNOOC, marking a key step in the development of…
View detailsThe standards and specifications for valve pressure testing are as follows:1. In general, the valve is not subject to strength test, but the repaired valve body and bonnet or the valve body and bonnet with corrosion damage should be tested for strength. For the safety valve, its constant pressure…
View details
