Butterfly valves o vaega taua ia mo le puleaina o le paipa i totonu o pisinisi eseese.Faatasi ai ma ituaiga eseese o loʻo maua, o vaʻa faʻafefete ma flange butterfly valve ma tasi-flange butterfly valve e tu ese mo latou uiga faʻapitoa ma faʻaoga.I lenei su'esu'ega fa'atusatusa, o le a tatou su'esu'eina le mamanu, fa'atinoga, tulaga lelei, ma tapula'a o nei ituaiga e tolu e malamalama ai i lo latou talafeagai i fa'aaliga eseese.
TASI.Folasaga
1. O le a le valve butterfly
Valve Butterfly Wafer: O lenei ituaiga valve ua mamanuina e faʻapipiʻi i le va o paipa paipa e lua, e masani lava o se faʻauʻu mama.O lo'o i ai se fa'ailoga manifinifi fa'atasi ai ma se ipu valve e ta'amilo i luga o le 'au e pulea ai le tafe.
Tulaga lelei ole wafer butterfly valve:
· O le valve butterfly o le wafer-type o loʻo i ai le umi o le fausaga, o lona uiga o se fausaga manifinifi, lea e fetaui lelei mo siosiomaga e faʻatapulaʻaina avanoa.
· Latou te tuʻuina atu auala e lua, tapunia ma e fetaui lelei mo faiga e maualalo i manaʻoga mamafa.
· O le aoga sili o le valve butterfly o lona mamanu faʻatusatusa.
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2. O le a le flange butterfly valve
Fa'alava lele lele: O le flange butterfly valve o loʻo i ai faʻauiga faʻapitoa i itu uma e lua ma e mafai ona faʻapipiʻi saʻo i le va o flanges i le paipa.Pe a fa'atusatusa i va'a fa'apipi'i, e umi atu le umi o le fausiaina.
Tulaga lelei ole flange butterfly valve:
· O le augutu butterfly valve o lo'o i ai se pito laugutu e fa'amau sa'o i le paipa.O lenei mamanu e faʻapupulaina ai le malosi ma le mautu, e fetaui lelei mo faʻaoga maualuga-voltage lea e taua tele fesoʻotaʻiga saogalemu.
· Flange butterfly valves e faigofie foi ona faʻapipiʻi ma talepe, faʻafaigofie ai le tausiga ma le faʻasaoina o tau.
· O le flange butterfly valve e mafai ona faʻapipiʻi i le pito o le paipa ma faʻaaogaina e fai ma faʻauʻuga.
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3. O le a le alalaupapa lele tasi flange
O le fausaga o letasi le alavai lele leleo loʻo i ai se flange e tasi i le ogatotonu umi o le tino valve, lea e manaʻomia ona faʻapipiʻi i luga o le flange o le paipa ma faʻamau uumi.
Tulaga lelei o le tasi flange butterfly valve:
· O lo'o iai le umi fa'atulagaina o se valve butterfly o lo'o pipii ma nofo ai se vaega la'ititi.
· O uiga fa'amaumau feso'ota'iga e tutusa lelei ma fa'alava lele lele.
· E talafeagai mo faiga feololo ma le maualalo o le mamafa.
LUA.le eseesega
1. Tulaga So'oga:
a) Wafer butterfly valve: O lenei valve e masani ona tele fesoʻotaʻiga masani ma e mafai ona fetaui ma DIN PN6 / PN10 / PN16, ASME CL150, JIS 5K / 10K, ma isi.
b) Flange butterfly valve: masani o se fesoʻotaʻiga masani e tasi.Na'o le fa'aogaina o feso'ota'iga flange masani.
c) tasi flange butterfly valve: e masani foi ona i ai se sootaga tulaga tasi.
2. Tele tele
a) Valau pepe susu: DN15-DN2000.
e) Alalaupapa lele flange: DN40-DN3000.
c) alalaupapa pepe flange tasi: DN700-DN1000.
3. Fa'apipi'i:
a) Fa'apipi'iina o alavaa o le pepe susu:
O le fa'apipi'iina e fai si faigofie aua e mafai ona fa'anofo i le va o laugutu e lua e fa'aaoga ai fa'amau fa'amau uumi e 4.O paʻu e pasi atu i le flange ma le valve tino, o lenei seti e mafai ai ona faʻapipiʻi vave ma aveese.
b) Faʻapipiʻiina o le valve butterfly:
Talu ai o loʻo i ai faʻamau faʻatasi i itu uma e lua, o vaʻa fuʻa e lapopoa ma manaʻomia le tele o avanoa.O lo'o fa'apipi'i sa'o i le au paipa ma fa'amau pupuu.
c) Fa'apipi'iina o le valve lele lele tasi:
e mana'omia ni fa'alava ulu-lua uumi e fa'apipi'i i le va o apaapa e lua o le paipa.Ole numera o fa'amau e mana'omia o lo'o fa'aalia ile laulau i lalo.
| DN700 | DN750 | DN800 | DN900 | DN1000 |
| 20 | 28 | 20 | 24 | 24 |
4. Tau:
a) Wafer butterfly valve: Pe a faatusatusa i valve flange, o valve wafer e masani lava ona sili atu le taugofie.O lo latou umi faufale pupuu e manaʻomia ai le itiiti ifo o meafaitino ma manaʻomia naʻo le fa faʻamau, ma faʻaitiitia ai le gaosiga ma le faʻapipiʻiina o tau.
e) Flange Butterfly Valve: Flange valve e foliga mai e sili atu ona taugata ona o lo latou fausaga mautu ma le faʻaogaina faʻatasi.O fa'amau ma fa'apipi'i e mana'omia mo feso'ota'iga flange e maua ai le maualuga o tau.
i) alafa'a lele lele tasi:
O le tasi-flange butterfly valve e itiiti ifo le tasi le flange nai lo le lua-flange butterfly valve, ma o le faʻapipiʻiina e sili atu le faigofie nai lo le faʻapipiʻi lua-flange valve, o le tau o loʻo i le ogatotonu.
5. Tulaga mamafa:
a) Wafer butterfly valve: Pe a faatusatusa i flange valve, o le maualuga o le mamafa o le valve butterfly e maualalo.E fetaui lelei mo talosaga maualalo PN6-PN16.
b) Flange butterfly valve: Ona o lona fausaga mausali ma le faʻaogaina o le flange, o le valve flange e talafeagai mo le maualuga o le maualuga o le mamafa, PN6-PN25, (faʻamau faʻamaufaʻailoga butterfly e mafai ona oʻo atu i le PN64 poʻo le maualuga).
c) Tasi tasi flange butterfly valve: i le va o wafer butterfly valve ma flange butterfly valve, talafeagai mo PN6-PN20 talosaga.
6.Talosaga:
a) Wafer Butterfly Valve: E masani ona fa'aoga ile HVAC system, vai fa'ato'aga vai ma fa'aoga tau alamanuia maualalo e fa'atapula'a avanoa ma e taua tele le tau.Mo le fa'aogaina i faiga paipa e fa'atapula'a le avanoa ma fa'aitiitia le pa'u mamafa e talia.Latou te tuʻuina atu vave, pulea lelei le tafe i se tau maualalo nai lo valve flanged.
b) Flange butterfly valve: Flange valve o loʻo faʻaaogaina i pisinisi e pei o le suauʻu ma le kesi, gaosiga o vailaʻau ma le gaosiga o le eletise, lea e sili atu le maualuga o le mamafa ma le faʻamaufaʻailoga lelei e taua tele.Talu ai e mafai e valve butterfly ona maua ai le maualuga o le mamafa ma sili atu le faʻamaufaʻailogaina ma fesoʻotaʻiga malolosi.Ma o le flange butterfly valve e mafai ona faʻapipiʻi i le pito o le paipa.
i) alafa'a lele lele tasi:
E masani ona faʻaaogaina valve flange tasi i totonu o le taulaga, faiga faʻapisinisi e pei o vailaʻau, oloa suauʻu ma fale gaosi oloa, faʻatonutonuina le faʻavevela poʻo le vai malulu i faiga HVAC, faʻamaʻi otaota, meaʻai ma meainu alamanuia ma isi fanua.
TOLU.i le faaiuga:
Fa'ato'a fa'atosina, fa'alava fa'alava ma faga fa'ato'a tasi e maua uma tulaga lelei ma e talafeagai mo fa'aoga eseese.E fa'amalieina va'a papa'u mama ona o lo latou umi fa'atulagaina, fa'ata'oto fa'atatau, fa'atino tau maualuga ma faigofie fa'apipi'i.E lelei fo'i fa'alava lele lele e tasi mo faiga feololo ma le maualalo o le mamafa ma fa'atapula'a avanoa ona o le pupu'u o latou fausaga.Flanged valves, i le isi itu, e sili atu i talosaga maualuga-omiga e manaʻomia ai faʻamaufaʻailoga sili ona lelei ma faufale gaoa, ae sili atu le tau.
I se faapuupuuga, afai e gata le kilia paipa ma o le mamafa e maualalo le mamafa DN≤2000 faiga, e mafai ona e filifilia se valve butterfly;
Afai o le kilia paipa e faatapulaaina ma o le mamafa o le feololo pe maualalo le mamafa, 700≤DN≤1000, e mafai ona e filifilia se valve butterfly flange tasi;
Afai e lava le kilia paipa ma o le mamafa e feololo pe maualalo le mamafa DN≤3000 faiga, e mafai ona e filifili flange butterfly valve.