API 5CT YEEB COUPLING BLANK 16 ″ K55 BC COUPLING BLANK
1. Steel qib ntawm roj av casing: H40, J55, K55, N80, L80, C90, T95, P110, q125, V150, thiab lwm yam.
2. Casing end processing form: luv round round thread, ntev round xov, ib nrab xov trapezoid, xov tshwj xeeb, thiab lwm yam.
3. Nws yog tsuas yog siv los txhawb lub phab ntsa zoo hauv cov txheej txheem kev tho thiab tom qab ua tiav kom paub tseeb tias kev khiav haujlwm ntawm lub qhov dej.
Sau koj cov lus ntawm no thiab xa rau peb