1.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. 4. Ergonomic hand wheel. It provide longer service life and easier operation. http://www.vmv-valve.com/ |
Parts and materials Valve Body Bonnet Stem nut Disc sealing ring Stem Bonnet Gasket Holding ring 1. Gate valve s are not recommended for throttling service. 2. These valves are to be used either fully closed or fully open position. 3. Different colours toidentify differents ...
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 ...
China DIN Bellow SealGlobe ValveParts & Material: 1. Body: GS-C25 1.7363, 1.4308, 1.4408, 1.4306, 1.4301 2. Disc: ASTM A182-Gr.F6a, ASTM A182-F22, ASTM A182-F304, F316, F321, F304L, F316L. 3. Pin: ASTM A182-Gr.F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L. 4. Bellow ...