Waferdual platecheck valveing valve na automatic yang magbukas ampo magsara keng valve flap kapamilatan ning pamag-asa keng dagus ning medium para aiwasan ing pamagbalik ning medium, ausan deng check valve, one-way valve, reverse flow valve ampo back pressure valve. Waferdual platecheck valvemetung yang automatic valve na ing peka-function na ing makaiwas keng backflow ning medium, makaiwas keng reverse rotation ning pump ampo ing driving motor, ampo i-discharge ing medium keng container. Waferdual platedeng check valves malyari la namang gamitan kareng linya na magsupply kareng auxiliary systems nung nukarin ing pressure malyari yang mitas babo ning pressure ning sistema.
1. Wafer type double plate check valve application:
Waferdual platecheck valvemaka-install ya keng pipeline system, at ing peka-function na yapin ing pigilan ing backflow ning medium. Ing waferdual platecheck valvemetung yang automatic valve na makabuklat ampo makasara depende keng medium a pressure. wafer-typedual platecheck valvemasanting ya para keng nominal pressure PN1.0MPa~42.0MPa, Class150~25000; nominal diameter DN15~1200mm, NPS1/2~48; ing temperatura ning obra -196~540°C kareng miyayaliwang pipeline, gagamitan para aiwasan ing pamagbalik ning medium. King pamamili kareng miyayaliwang materyales, malyari yang gamitan kareng miyayaliwang media antimo ing danum, singaw, laru, nitric acid, acetic acid, masikan a oxidizing medium ampong uric acid.
2. Ing main material ning waferdual platecheck valve:
Atin yang carbon steel, low temperature steel, dual phase steel (F51/F55), titanium alloy, aluminum bronze, INCONEL, SS304, SS304L, SS316, SS316L, chrome molybdenum steel, Monel (400/500), 200# alloy, at aliwa pang metalloy.
3. Katangian ning istruktura ningdual platecheck valve:
1. Ing kaba ning istruktura makuyad ya, at ing kaba na ning istruktura 1/4~1/8 ya mu ning tradisyunal a flangedduyancheck valve.
2. Malati ya sukad ampo magaan ya timbang, ing timbang na 1/4~1/20 yamu keng tradisyunal a flangedduyancheck valve.
3. Ing valve disc mabilis yang makasara ampo ing water hammer pressure malati ya
4. Parehu lang malyaring gamitan deng horizontal o vertical a pipe, madali lang i-install
5. Ing flow channel makinis ya at ing fluid resistance malati ya
6. Sensitibong aksyon ampo masanting a pamag-seal
7. Ing valve disc travel makuyad ya at ing closing impact force malati ya
8. Ing kabilugan a istruktura simple ya at compact, ampo ing porma na masanting ya
9. Makabang bie ning serbisyu at mapanalig a pamagganap
Kapat, ing karaniwan a kamalian ningdual platecheck valve are:
1. Ing valve disc mesira ya
Ing pressure ning medium bayu at kaybat ningdual platecheck valveatyu ya keng estado ning malapit a pamitimbang ampo ing pamisanmetung a "saw". Ing valve disc maralas yang mibabagsak keng valve seat, ampo ing valve disc a gawa kareng mapilan a brittle a materyales (antimo ing cast iron, brass, atbp.) mibabagsak ya. sira.
Ing paralan ning pamag-iwas yapin ing gamitan ingdual platecheck valve a maki disc bilang ductile a materyales.
2. Katamtaman a pabalik
Ing sealing surface mesira ya; ing impurities makakulong ya.
kapamilatan ning pamag-ayus keng sealing surface ampo pamaglinis kareng impurities, malyari yang aiwasan ing backflow.
Oras ning pamagpost: Sep-23-2022
