Txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhaws, nws yog qhov yuav tsum tau ua raws li cov hauv qab no:
Lub gasket yuav tsum tau muab tso rau hauv nruab nrab ntawm lub flange, uas yog tshwj xeeb tshaj yog tseem ceeb rau lub xub pwg flanges;los xyuas kom meej qhov flatness thiab ua tiav ntawm qhov sealing nto;cov bolts txuas yuav tsum sib npaug thiab symmetrically nruj;kev siv cov tshuab ntxhua khaub ncaws hlau yuav tsum xyuas kom meej tias cov khoom thauj tsis sib xws thiab nruj Siv lub torque wrench thaum bolting;tshawb xyuas thiab rov ntsuas lub zog ntawm qhov txuas txuas tom qab lub valve piping system khiav rau ib lub voj voog;los xyuas kom meej lub neej kev pab cuam ntawm lub gasket, thov tsis txhob siv cov kua los yog hlau matrix anti-sticking agents los yog lubricants.

Nortech yog ib qho ntawm cov ua lag luam valve manufacturers hauv Suav teb nrog cov ntawv pov thawj zoo ISO9001.

Cov khoom tseem ceeb:Npauj Npaim Valve,Pob Valve,Rooj vag Valve,Kuaj Valve,Globe Vav,Y-Strainers,Hluav taws xob Acurator,Pneumatic Acurators.