Ngokusho kwefomu lokuxhuma i-flange,umzimba wevalvu yebhabhathaneihlukaniswe kakhulu: uhlobo lwe-wafer A, uhlobo lwe-wafer LT, i-single flange, i-double flange, i-U type flange.
Uhlobo lwe-Wafer A luxhumano lwembobo olungenantambo, uhlobo lwe-LT olungaphezu kwama-24" luvame ukusebenzisa umzimba we-valve yohlobo lwe-U onamandla angcono ukwenza uxhumano olunentambo, ekugcineni kwephayiphi kudinga ukusebenzisa uhlobo lwe-LT.
Ngokusho kwesakhiwo sokuvala,umzimba wevalvu yebhabhathaneingahlukaniswa ibe umzimba werabha ovundile (umzimba wesihlalo ongashintshwa), umzimba wevalvu ohlukanisiwe (ngokuvamile onesihlalo esingagqwali), kanye nomzimba wesihlalo ongashintshwa (onesihlalo sangemuva esiqinile nesihlalo esithambile).
Izinto zomzimba ezisetshenziswa kakhulu kuma-valve ethu e-concentric butterfly ikakhulukazi yilezi: insimbi ephonswe, insimbi e-ductile, umzimba wensimbi ephonswe, umzimba wensimbi engagqwali, umzimba wethusi ophonswe, umzimba we-aluminium ophonswe kanye nomzimba wensimbi e-super duplex ophonswe.
Insimbi ephothiwe: Izinto ezivame kakhulu ngaphakathi kwevalvu yebhabhathane, ezisetshenziswa kakhulu ohlelweni lwamanzi, kulula ukugqwala, isikhathi esifushane senkonzo, futhi zishibhile.
Insimbi ephothiwe: Insimbi ephothiwe ifanelekela ingcindezi ejwayelekile ye-PN ≤ 1.0MPa, izinga lokushisa -10 ℃ ~ 200 ℃ lamanzi, umusi, umoya, igesi kanye namafutha kanye nezinye izinto. Izindinganiso nezigaba ezivame ukusetshenziswa yi-grey cast iron yilezi: GB/T 12226, HT200, HT250, HT300, HT350.
Insimbi ethambile: Ku-valve ye-butterfly ukusebenza kufana nensimbi yekhabhoni, ngokuvamile esetshenziswa ohlelweni lwamanzi, kodwa futhi okwamanje uhlelo lwamanzi lusebenzisa izinto eziningi kakhulu.
Insimbi ethambile: Ifanelekela i-PN ≤ 2.5MPa, izinga lokushisa -30 ~ 350 ℃ amanzi, umusi, umoya namafutha kanye nezinye izinto ezisetshenziswayo. Izindinganiso namazinga avame ukusetshenziswa yilezi: GB/T12227:2005 QT400-15, QT450-10, QT500-7; EN1563 EN-GJS-400-15,ASTM A536,65 45-12,ASTM A395,65 45 12.
Insimbi yekhabhoni: Ingasetshenziswa futhi ohlelweni lwamanzi, ivalvu yebhathane yensimbi yekhabhoni inokumelana nokushisa okuphezulu kanye nokucindezela, ivalvu yebhathane eqinile yokuvala insimbi yekhabhoni isetshenziswa kakhulu ngezinto zensimbi yekhabhoni.
Insimbi yekhabhoni: Ifanelekela ingcindezi ejwayelekile ye-PN ≤ 3.2MPa, izinga lokushisa -30 ~ 425 ℃ amanzi, umusi, umoya, i-hydrogen, i-ammonia, i-nitrogen kanye nemikhiqizo kaphethiloli kanye neminye imithombo. Amazinga nezindinganiso ezisetshenziswa kakhulu yi-ASTM A216/216M:2018WCA, i-WCB, i-ZG25 kanye nensimbi yekhwalithi ephezulu engu-20, 25, 30 kanye nensimbi yesakhiwo ephansi engu-16MN.
Insimbi engagqwali: Ama-valve e-butterfly ensimbi engagqwali anokumelana okuhle kakhulu nokugqwala nokugqwala, futhi asetshenziswa kakhulu emapayipini adinga ukumelana nokugqwala nokugqwala, futhi izindleko ziphakeme kakhulu. Kusebenza ekucindezelweni okujwayelekile kwe-PN ≤ 6.4.0MPa, izinga lokushisa: -268 ° C kuya ku-+425 ° C, ngokuvamile asetshenziswa emanzini, emanzini olwandle, embonini yamakhemikhali, uwoyela negesi, imithi, indawo yokudla. Izindinganiso ezivamile namabanga: ASTM A351/351M:2018, SUS304,304, SUS316, 316
I-Copper alloy: I-valve ye-butterfly ye-Copper alloy ifanelekela amanzi e-PN ≤ 2.5MPa, amanzi olwandle, umoya-mpilo, umoya, uwoyela kanye nezinye izinto ezisetshenziswayo, kanye ne-steam media ekushiseni okungu--40 ~ 250 ℃, amamaki asetshenziswa kakhulu e-ZGnSn10Zn2 (ithusi le-tin), i-H62, i-Hpb59-1 (ithusi), i-QAZ19-2, i-QA19-4 (ithusi le-aluminium). Izindinganiso ezijwayelekile namamaki: ASTM B148:2014, i-UNS C95400, i-UNS C95500, i-UNS C95800; i-ASTM B150 C6300.