WCB, thepa ea ho lahla ea carbon steel e lumellanang le ASTM A216 Grade WCB, e sebetsana le mokhoa o tloaelehileng oa phekolo ea mocheso ho finyella thepa e hlokahalang ea mochine, botsitso ba sebopeho, le ho hanyetsa khatello ea mocheso. Ka tlase ke tlhaloso e qaqileng ea mokhoa o tloaelehileng oa phekolo ea mocheso bakeng sa WCBYD7A1X-16 Butterfly Valvecastings:
"1. Ho futhumatsa pele"
- "Morero: Ho fokotsa likhahla tsa mocheso le ho thibela ho phatloha nakong ea phekolo e latelang ea mocheso o phahameng.
- "Tshebetso: Li-castings li hotetsoa butle ka sebōping se laoloang ho ea ho mefuta e fapaneng ea mocheso300–400°C (572–752°F).
- "Lintlha tsa bohlokoa: Sekhahla sa ho futhumatsa se bolokiloe ka50–100°C/hora (90–180°F/hora)ho etsa bonnete ba hore mocheso o ajoa ka mokhoa o ts'oanang.
"2. Austenitizing (Normalizing)"
- "Morero: Ho homogenize microstructure, ho hloekisa boholo ba lijo-thollo, le ho qhala li-carbides.
- "Tshebetso:
- Li-castings li futhumatsoa ho fihlela mocheso o matla oa890–940°C (1634–1724°F).
- E tšoaroa ka mocheso ona bakeng saLihora tse 1-2 ka 25 mm (1 inch) ea botenya ba karoloho netefatsa phetoho e felletseng ea mohato.
- E pholile moeeng o khutsitseng (ho tloaelehileng) ho mocheso oa kamore.
"3. Ho halefisa"
- "Morero: Ho imolla khatello ea maikutlo e setseng, ho ntlafatsa ho tiea, le ho tsitsisa microstructure.
- "Tshebetso:
- Kamora ho tloaeleha, li-castings li futhumatsoa hape ho mocheso o batang oa590–720°C (1094–1328°F).
- E kolobisitsoe ka mocheso ona bakeng saLihora tse 1-2 ka 25 mm (1 inch) ea botenya.
- E pholile moeeng kapa sebōping-e pholile ka tekanyo e laoloang ho thibela ho thehoa ha khatello e ncha.
"4. Tlhahlobo ea Ka mor'a Kalafo"
- "Morero: Ho netefatsa ho latela maemo a ASTM A216.
- "Tshebetso:
- Teko ea mochini (mohlala, matla a ho tsitsa, matla a ho kotuloa, boima).
- Tlhahlobo ea microstructural ho netefatsa ho ts'oana le ho se be teng ha mefokolo.
- Dimensional licheke ho tiisa botsitso ka mor'a mocheso kalafo.
"Mehato eo u ka e khethang (Ka ho khetheha)"
- "Ho Fokotsa Khatello: Bakeng sa li-geometri tse rarahaneng, potoloho e eketsehileng ea ho imolla khatello ea maikutlo e ka etsoa ka600–650°C (1112–1202°F)Ho felisa khatello ea maikutlo e setseng ho tloha ho machining kapa welding.
- "Pholiso e Laolehileng: Bakeng sa li-casting tse teteaneng, ho ka sebelisoa litekanyo tse liehang tsa ho pholisa (mohlala, ho pholile ka ontong) nakong ea ho futhumatsa ho matlafatsa ductility.
"Lintlha Tse ka Sehloohong"
- "Sebōpeho sa Sebōpi: Sepakapaka se sa nke lehlakore kapa se nang le oxidizing hanyane ho thibela decarburization.
- "Mocheso o tšoanang: ± 10°C ho mamella ho netefatsa liphetho tse tsitsitseng.
- "Litokomane: Ts'ebetso e felletseng ea liparamente tsa kalafo ea mocheso (nako, mocheso, litefiso tsa ho pholisa) bakeng sa netefatso ea boleng.
Ts'ebetso ena e tiisaTWS serurubele se boharengmmeleD341B1X-16ka WCB castings kopana le litlhoko tsa ASTM A216 bakeng sa tensile matla (≥485 MPa), chai matla (≥250 MPa), le elongation (≥22%), e leng se etsang hore ba loketse bakeng sa mocheso o phahameng le khatello ea lik'hemik'hale ka li-valve, lipompo le tsamaiso ea liphaephe.
Ho tlohaTWS VALE, ea nang le phihlelo ea ho hlahisarabara e lutseng concentric butterfly valve YD37A1X, valve ea heke, tlhahiso ea Y-strainer.
Nako ea poso: Apr-02-2025
