Bellows valve stem bellows and packing double seal structure to ensure no leakage at the valve stem seals, especially for flammable, explosive, toxic and expensive pipeline media. p>
Bellows made of stainless steel or Inconel material, a bellows seal design is reasonable, fatigue, long service life. p>
Purpose: bellows valves suitable for Class150 ~ 900, PN1.0 ~ 16.0MPa, work temperature -29 ~ 425 degrees (carbon steel), -29 to 500 degrees (stainless steel) of various pipeline, cut off or connected line of medium, use of different materials, can be separately applied to water, steam, oil, nitric acid, acetic acid, oxidizing medium, urea and other media. p>
Drive mode: manual, bevel gear, electric. p>
Connection: flanged, welded connections. p>