Ho netefatsa ho kwalwa ha sistimi ya diphaephe tsa di-valve, ntle le ho kgetha thepa e loketseng ya ho kwala, ho boetse ho hlokahala ho kenya gasket ka tsela e nepahetseng e latelang:
Gasket e tlameha ho beoa bohareng ba flange, e leng ntho ea bohlokoa haholo bakeng sa li-flange tsa mahetla; ho netefatsa hore bokaholimo ba ho koala bo bataletse ebile bo sebetsa hantle; liboutu tse hokahanyang li tlameha ho tiisoa ka ho lekana le ka ho lekana; tšebeliso ea li-washer tsa tšepe e tlameha ho netefatsa hore mojaro o ts'oana ebile o tiile. Sebelisa wrench ea torque ha u bolting; hlahloba le ho leka-lekanya torque ea bolting e hokahanyang kamora hore sistimi ea liphaephe tsa valve e sebetse potolohong e le 'ngoe; ho netefatsa hore bophelo ba ts'ebeletso ea gasket, ka kopo u se ke ua sebelisa li-agent tse thibelang ho khomarela tsa metsi kapa tsa tšepe kapa li-lubricant.

Nortech ke e 'ngoe ea bahlahisi ba li-valve ba indasteri ba etellang pele Chaena ba nang le setifikeiti sa boleng ba ISO9001.

Lihlahisoa tse kholo:Valve ea Serurubele,Valve ea Bolo,Valve ea Heke,Hlahloba Valve,Globe Vavlve,Li-Y-Strainers,Sesebelisoa sa ho Sebetsa ka Motlakase,Li-acurator tsa moea.