① High performance patented triple eccentric sealing structure

② Excellent for isolation and control of gases and liquids

③ Welded-in stainless steel or Stellited body seat special for long life service

④ No friction, wear and galling in the seat

⑤ Easy replaceable and adjustable seal ring

⑥ Applicable to harsh working condition such as high temperature,
     high pressure and corrosive conditions

⑦ Low operation torque and reliable seated torque

⑧ Inherent fire-safe design