1. Products: Tubing and Casing 2. Standards: API 5CT, API ... J55, K55, N80, P110, L80 etc 1. Products: Tubing and Casing 2. Standards: API 5CT, API SPEC 5B, ... 6m-12m 6. Pipe end: plain end, short round thread, long round thread, buttress thread 7. Process Method: Hot Rolled ... Protection: supply varnish coating, plastic cap12. Application Range: Tubing is used to extracting petroleum and natural gas from a ...