Kev piav qhia                           
                           NSV Slab Gate Valves (Parallel type gate li qub, Los ntawm Conduit Gate Valves) yog siv dav hauv cov roj, cov kav dej ntev ntev thiab cov roj av raws li qhib / kaw li qub.Valves siv rau hauv forging lossis casting lub cev, lub rooj vag tsim nrog qhov sib txawv, qhov tsis sib txawv;ib phaj thiab ob chav phaj qauv;Lub rooj zaum siv ob-txoj kev foob lub rooj zaum uas feem ntau yog raws li lub rooj zaum hlau sealing thiab pab nrog lub rooj zaum mos sealing raws li hom thib ob ntawm lub foob.Lub series ntawm qhov sib npaug ntawm lub rooj vag valve muaj qhov tsim qauv tsim qauv, cov qauv sib txuas, cov tshuaj tiv thaiv kab mob, kev tiv thaiv corrosion, hnav-tiv taus, txhim khu kev qha sealing, thiab lub teeb torque ntawm cov keyboards, yooj yim-rau-siv. 
     
   Siv tau Standard 
   Tus Qauv Tsim: API 6D, ASME B16.34 
   Ntsej muag ntsej muag: API 6D, ASME B16.10, 
   Flange kawg: ASME B16.5, ASME B16.47 
   Buttwelding xaus: ASME B16.25 
   Test & Inspection: API 6D, API 598 
     
   Cov Khoom Muag 
   Loj: 2 "- 40" (DN50 ~ DN1000) 
   Kev ntsuas: ANSI 150lb ~ 900lb 
     
   Cov khoom siv lub cev: Carbon hlau, Stainless hlau, Alloy hlau 
   Kev Ua Haujlwm: Handwheel, Iav, Hluav Taws Xob, Pneumatic, Hydraulic 
     
   Tsim nta 
   Full Bore tsim 
   Ob chav thaiv & los ntshav 
   Self kab noj hniav nyem 
   Emergency Sealant txhaj 
   Ib qho disc lossis ob lub disc 
   Diversion qhov hom los yog tsis yog diversion qhov 
   Flanged los yog buttwelding xaus 
   Hluav taws kub kev nyab xeeb tsim rau API 6FA / API 607