Stainless steel wafer check valve ke valve e ikemetseng e nang le mefuta e mengata le litlhaloso.Sehlahisoa sa mofuta ona se sebelisoa haholo ho thibela ho khutla ha sehare, ho potoloha ka morao ha pompo le koloi ea eona ea ho khanna, le ho tsoa ha sehare ka har'a setshelo.E ka sebelisoa ho tse fapa-fapaneng moleng o mahareng.Joale re khetha valve ea ho hlahloba sekoahelo sa tšepe e se nang tšepe joang?Ke eng e lokelang ho eloa hloko?
1. Ka kakaretso ho khothaletsoa hore basebelisi ba khethe li-valve tsa tšepe tse tiisitsoeng ka thata ho netefatsa hore li-valve tsa ho hlahloba li-wafer li na le bophelo bo bolelele ba ts'ebeletso, mocheso o phahameng oa ts'ebetso, le ts'ebetso e tšoanang e ntle ea ho tiisa.
2. Haeba boholo ba lebitso bo le boholo ho feta kapa bo lekana le DN100 (NPS4), ho molemo ho khethaH76 mofuta oa habeli disc swing wafer check valve, e ka fokotsang ka katleho tahlehelo ea ho hanyetsa mokelikeli oa valve ea ho hlahloba;boholo ba lebitso bo ka tlase ho kapa bo lekana le DN80 (NPS3), 'me khetho ea H71 mofuta oa ho phahamisa valve e loketse.
3. TheH71 lift mofuta oafer check valvee nang le boholo ba lebitso bo ka tlase ho kapa bo lekanang le DN100 (NPS) hangata ha e hlahisoe ka lebaka la sebopeho sa eona se kopaneng mme ho nahanoa ka ts'ebetso le ts'ebetso ea tlhahiso.Ho khothaletsoa hore basebelisi ba khethe li-valve tsa tlhahlobo ea li-wafer tsa mofuta oa tšepe e sa hloekang.belofo.
4. Ho phaella ho mofuta oa sephaphatha, tšepe e sa hloekang habeli ea disc swing check valve e boetse e na le mofuta oa lug le mofuta oa flange.Haeba mosebelisi a se na litlhoko tse ikhethang, foromo ea sebopeho hangata e etsoa ke k'hamphani ea rona ho latela maemo a tloaelehileng.Li-valve tse ling tsa li-disc swing check valves li ka etsoa ka sebopeho sa flange habeli (mofuta oa H46).
5. The lug flange ea lug double flap swing check valve e phetha karolo feela ea ho beha maemo, 'me mokotla ha o na matla a bolt, kahoo botenya ba lug flange ha bo etselitsoe ho ea ka botenya ba flange e tloaelehileng, hangata. Botenya bo nyane hofeta ba mahlaku a tloaelehileng.The flange ea double flange connection double disc swing check valve e na le matla a bolt, mme botenya ba flange bo entsoe ho latela maemo a flange.
6. Li-valve tsa ho hlahloba li-valve tsa mofuta oa lifti tse nang le likhatello tsa mabitso PN10, PN16, PN25 le PN40 li na le lihlopha tse peli tsa bolelele ba mohaho.Theko ea li-valve tsa tlhahlobo e khutšoane ea li-valve e tlase, empa li-gaskets tse sa tloaelehang li ka hlokoa pakeng tsa valve ea ho hlahloba le flange ea pipeline.Haeba ho sebelisoa li-valve tsa ho hlahloba nako e telele, li-gaskets tse tloaelehileng tsa flange li ka lokisoa.
Nako ea poso: Aug-26-2022