久久精品美国亚洲AV伦理,欧美色图小说性图小说,一区二区三区精品无码,亚洲欧洲AV无码专区 精品视频免费观看,欧美精品短视频在线观看,国产一级一级a看片免费,一级aaa免费在线观看

  • 1
Welcome all the elite valve sales and special valve cooperation, development win-win! Tel 024-72602416

Products

Home  > Products

Double buffer plate check valve
Product introduction

Product standard: Q/TF-B27H.01

Nominal pressure: PN0.25-1.0Mpa

Nominal diameter: DN1000-2000mm

The valve has two kinds of rubber seal and metal seal valve is characterized with the size of two, small and large valve flap valve flap is arranged in center, closed, large valve down quickly, in the small angle close range by the damping cylinder, small valve controlled by another cylinder, fast off after slow closing valve, high speed lags behind. The valve can effectively prevent water pump reverse and excessive water hammer pressure.


Outline and installation dimensions
Products online booking
Product name Double buffer plate check valve
*Order quantity Corporate name
*Linkman *Contact number
*Phone Email
Address
*Message
*Verification Code Please enter what you see
 
?