WCB, kayan simintin ƙarfe na carbon wanda ya dace da ASTM A216 Grade WCB, yana jurewa daidaitaccen tsarin kula da zafi don cimma abubuwan da ake buƙata na injina, kwanciyar hankali mai girma, da juriya ga damuwa na thermal. A ƙasa akwai cikakken bayanin yanayin aikin aikin jiyya na zafi don WCBSaukewa: YD7A1X-16 Butterfly Valvewasan kwaikwayo:
"1. Preheating"
- "Manufar: Don rage girman gradients na thermal da hana fashe yayin jiyya mai zafi na gaba.
- "Tsari: Ana ɗorawa simintin gyare-gyare a hankali a cikin tanderun da aka sarrafa shi zuwa kewayon zafin jiki na 300-400°C (572-752°F).
- "Mabuɗin Maɓalli: Ana kiyaye yawan dumama a50-100°C/h (90-180°F/h awa)don tabbatar da rarraba yawan zafin jiki iri ɗaya.
"2. Austenitizing (Normalizing)"
- "Manufar: Don daidaita microstructure, tace girman hatsi, da narke carbides.
- "Tsari:
- Ana ɗora simintin gyare-gyare zuwa yanayin zafi mai austenitizing na 890-940°C (1634-1724°F).
- Ana gudanar da wannan zafin don1-2 hours ta 25 mm (1 inch) na kauri sashidon tabbatar da cikakken canjin lokaci.
- Sanyaya a cikin iska mai ƙarfi (daidaitacce) zuwa zafin jiki.
"3. Haushi"
- "Manufar: Don sauƙaƙa saura damuwa, haɓaka tauri, da daidaita ƙananan ƙwayoyin cuta.
- "Tsari:
- Bayan al'ada, ana mayar da simintin gyare-gyare zuwa yanayin zafi mai zafi na 590-720°C (1094-1328°F).
- An jiƙa a wannan zafin jiki don1-2 hours a kowace 25 mm (1 inch) na kauri.
- An sanyaya a cikin iska ko tanderun da aka sanyaya a cikin ƙimar sarrafawa don hana sabon samuwar damuwa.
"4. Dubawa Bayan Jiyya"
- "Manufar: Don tabbatar da bin ka'idodin ASTM A216.
- "Tsari:
- Gwajin injina (misali, ƙarfin ɗaure, ƙarfin yawan amfanin ƙasa, taurin).
- Binciken microstructural don tabbatar da daidaituwa da rashin lahani.
- Binciken ƙididdiga don tabbatar da kwanciyar hankali bayan zafi.
"Matakan Zaɓuɓɓuka (Na Musamman)"
- "Rage damuwa: Don hadaddun geometries, za a iya yin ƙarin zagayowar rage damuwa a600–650°C (1112–1202°F)don kawar da saura damuwa daga injina ko walda.
- "Sarrafa sanyaya: Don simintin gyare-gyare mai kauri, ana iya amfani da ƙimar sanyaya a hankali (misali, sanyaya tanderu) yayin zafin rai don haɓaka ductility.
"Mahimmin La'akari"
- "Yanayin TanderuYanayi mai tsaka-tsaki ko dan kadan don hana decarburization.
- "Daidaita Yanayin Zazzabi: ± 10°C haƙuri don tabbatar da daidaiton sakamako.
- "Takaddun bayanai: Cikakken gano ma'aunin jiyya na zafi (lokaci, zazzabi, ƙimar sanyaya) don tabbatar da inganci.
Wannan tsari yana tabbatarwaTWS concentric malam buɗe ido bawuljikiSaukewa: D341B1X-16a cikin simintin gyare-gyare na WCB sun cika buƙatun ASTM A216 don ƙarfin ƙarfi (≥485 MPa), ƙarfin samar da ƙarfi (≥250 MPa), da haɓaka (≥22%), yana sa su dace da aikace-aikacen zafin jiki da matsa lamba a cikin bawuloli, famfo, da tsarin bututu.
DagaFarashin TWS Valve, kwararre wajen samarwaroba zaune concentric malam buɗe ido bawul Saukewa: YD37A1X, Ƙofar bawul, Y-strainer yi.
Lokacin aikawa: Afrilu-02-2025
