Kukhetsa valavu dongosolo nthunzi-madzi
Lembani | Kukhetsa valavu |
Chitsanzo | PJ661Y-500 (I) V, PJ661Y-630 V, PJ661Y-P54290 (I) V, PJ661Y-P61310 V |
Mwadzina mwake | Zamgululi |
Chogwiritsidwacho chimagwiritsidwa ntchito popanga madzi otentha kapena chopangira mpweya wa mphamvu yamafuta yamagetsi (kopitilira muyeso wapamwamba).
- Thupi la valavu limagwiritsa ntchito dongosolo lonse lopangira.
- Kusindikiza mtundu wa thupi la valavu ndi bonnet kumatengera mawonekedwe osindikiza okha.
- Kusindikiza pamwamba pa mpando wa valavu kuli ndi Stellite 6 alloy build-up welding.
- Kusindikiza pamwamba pa disc ya valavu kumakhala ndi kuwotcherera kwa Stellite 12 alloy.
- Ndi kupindika (kapena annular kuthamanga kuchepetsa poyambira) kutsogolo kwake, kusindikiza pamwamba kumatha kuteteza tinthu ndi zodetsa m'mapaipi kuti zisawononge malo osindikizira potseka kwa valavu.
- Gawo losindikiza limatenga magawo awiri opondereza kupsinjika komwe kumachepetsa kapangidwe kake komanso kupsyinjika kwapakati kumachepetsa sitepe ndi sitepe kuti muteteze cavitation ndikukwapula kuti zisawononge kusindikiza.