API 5CT Oilwell Float Collar
Tsanangudzo:
Zvishandiso zvekutanga zvinoyangarara zvinosanganisira Float Collar uye Float Shoe:
Iyo Float Shoe ine backpressure valve inodzivirira zvinwiwa kupinda mucasing nepo pombi ichidzikiswa mugomba uye inodzivirira simende kuyerera ichidzokera mucasing mushure mekuiswa uku ichigonesa kutenderera ichidzika nekaseji.
Float Collars inoiswa imwe kusvika kumatatu majoini pamusoro peBhuku Yekutungamira kana Float Shoe. Vanopa chigaro chemapulagi esimende, ipulagi yepasi yakapombwa pamberi pesimende uye plug yepamusoro kuseri kwehuwandu hwakazara hweslurry. Kana yagara, plug yepamusoro inovhara kuyerera kwemvura uye inodzivirira kupfuudza-kutamisa simende. Nzvimbo iri pakati peFloat Shoe neFloat Collar inopa nzvimbo yemukati yekuteya zvinwiwa zvingangove zvine utachiona kubva pakupukuta kwepuragi resimende repamusoro, kuchengetedza mvura ine tsvina kubva pabhutsu uko chisungo chesimende chakasimba chinonyanya kukosha. Float Collars inosanganisira backpressure valve uye inoshanda zvakanyanya basa rakafanana neFloat Shoe. Mudziyo uyu wakakosha kuchengetedza kutendeka kwetsime uye mashandiro akabudirira ekuisa simende, kuve nechokwadi chehwaro hwakasimba hwekupedzwa kwetsime.
Tsanangudzo:
| Type | Stab-in Type, Isiri-inotenderera mhando, Standard Type |
| Yakabatanidzwa Casing OD | 4-1/2 ~ 20 mukati (114 ~ 508 mm) |
| Thread type | BTC, LTC, STC uye premium shinda zvinoenderana nezvinodiwa nevatengi |
| Simbi giredhi | J55, K55, N80, L80, P110 |
