Chek valv de rifer to di valv we de opin εn kכloz di valv flap otomatik bay we i de dip pan di fכ fכlכ di mεdiכm insεf fכ mek di mεdiכm fכ fכlכ bak, we dεn kכl bakchɛk valv, wan-way valv, rivas flɔ valv ɛn bak prɛshɔn valv. Dichɛk valvna ɔtomɛtik valv we in men wok na fɔ mek di mɛdiɔm nɔ go bakflɔ, fɔ mek di pɔmp ɛn di motoka we de drayv nɔ de rɔn bak, ɛn fɔ mek di mɛdiɔm nɔ kɔmɔt na di kɔntena. Dɛn kin yuz chɛk valv dɛn bak pan layn dɛn we de saplae ɔgzilari sistɛm usay prɛshɔn kin go ɔp pas di sistɛm prɛshɔn.
1.Ti yuz di wef chɛk valv:
Dichɛk valv dɛn dɔn instɔl am na di paip layn sistɛm, ɛn in men wok na fɔ mek di mɛdiɔm nɔ go bakflɔ. Dichɛk valvna otomatik valv we de opin εn klos dipכnt pan di mεdiכm prεshכn.Wafer chɛk valv na fayn fɔ nominal prɛshɔn PN1.0MPa ~ 42.0MPa, Klas150 ~ 25000; nominal dayamita DN15 ~ 1200mm, NPS1 / 2 ~ 48; Midul bakflɔ. bay we yu pik difrεn mεtirial dεm, dεn kin aplay am pan difrεn midia lεk wata, stim, כyl, naytrik asid, asetεk asid, strכng כksidayzin mεdiכm εn yurik asid.
2.The men matirial fɔ diwafer chɛk valv:
Na kabɔn stɛl, lɔw tɛmpracha stɛl, dual faz stɛl (F51/F55), taytaniɔm alɔy, aluminiɔm brɔnz, INCONEL, SS304, SS304L, SS316, SS316L, krom molibdɛnɛm stɛl, Mɔnel (400/500), 20# alɔy, Hastelloy ɛn ɔda mɛtal matirial dɛn de.
3. Strukchɔral ficha dɛn fɔ diwafer chɛk valv:
A. Di strɔkchɔral lɔng shɔt, ɛn in strɔkchɔral lɔng na ɔl 1/4~1/8 pan di tradishɔnal flɛnch chɛk valv
B. Smɔl saiz ɛn layt wet, in wet na ɔl 1/4 ~ 1/20 pan di tradishɔnal flɛnch chɛk valv
C. Di valv disk kin lɔk kwik ɛn di wata hama prɛshɔn kin smɔl
D. Yu kin yuz ɔl tu di ɔrizɔntal paip ɔ vertikal paip, we izi fɔ instɔl
E. Di flɔ chanɛl smol ɛn di fluid rɛsistɛns smɔl
F. Sɛnsitiv akshɔn ɛn gud silin pefɔmɛns
G. Di valv disk travul shɔt ɛn di klosing impak fɔs smɔl
H. Di wan ol strɔkchɔ simpul ɛn kɔmpakt, ɛn di shep fayn
I. Lɔng savis layf ɛn pefɔmɛns we pɔsin kin abop pan
4.The kɔmɔn fɔlt dɛn na di chɛk valv na:
A. Di valv disk dɔn brok
di prεshכn fכ di mεdiכm bifo εn afta di chεk valv de insay wan stet we de klos to bεlε εn mכtalman “saw”. Bɔku tɛm dɛn kin bit di valv disk wit di valv sit, ɛn di valv disk we dɛn mek wit sɔm tin dɛn we kin brok (lɛk kast ayɛn, bras, ɛn ɔda tin dɛn) kin brok. Di we fɔ mek dɛn nɔ gɛt dis sik na fɔ yuz chɛk valv wit disk as daktil matirial.
B. Midul bakflɔ
Di say we dɛn kin sidɔm dɔn pwɛl; dɔti tin dɛn kin trɔp. We dɛn mek di say we dɛn sidɔm ɛn klin di dɔti dɛn, dɛn kin mek di wata nɔ go bak.
Di tɛm fɔ post: Ɔgɔst-30-2022
