.Bellow seal element. The key part of bellow sealed globe valves is mental bellow. It is the connection between cover and stem with automatic roll welding. The mental bellow can keep the stem
part no leakage. 2.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal. 3. Grease nipple. It can direct lubricate the stem, nut and sleeve. http://www.vmv-valve.com/ |
Forged steel gate valve is a kind of gate valve whose parts are made of forging material. The gate of the forged steel gate valve moves along the vertical direction of the center line of the passage. It is mainly used for shut-off functions in the pipeline. Forged steel gate ...
FREE-VALVE’sforged carbon steel A105N Class 800gate valveis compact, sturdy and ideal for high pressure and high temperature applications andconsist of a disc and stem connection designed for regulated flow or on/off. Stem seal consists of flexible graphite packing with anti ...
The bellows gate valve is mainly used to cut off the media in the pipe, which can be used for full opening or full closing of different media, but cannot be used for throttling. UNIQUE bellows gate valve has the advantages of small fluid resistance and small torque required for ...