Casing And Tubing Head

Xi'an ZZ Top Oil Tools Co.,Ltd is one of the top level casing and tubing head manufacturers and suppliers,Website:http://www.zztopdownhole.com, with professional factory, we are able to produce API and oilfield casing head, tubing head, casing spool, tubing spool, tubing hanger, casing hanger, welcome to contact us. Casing head with casing spool With the design of versatile straight-bore, the casing head and casing spool can be equipped with mandrel hanger and slip hanger, to handle any emergency effectively while the flange housing remains unchanged. The improvement of the structure simplifies the operation procedures and saves operating time Casing Hanger The casing hanger is designed and manufactured as per API 6A. Different type hanger can be applicable to all casing heads and casing spool. Casing hanger is classified into two kinds, i.e. the threaded (mandrel) and the sliped; slip casing hanger consists of G, W, WD, WE and other types,  Rated operating  pressure/psi Nominal bor  diameter/in(mm) Bypass bore diameter /in(mm) Outer diameter of casing  for the hanger /in(mm) 2000 3000 5000 10000 15000 11"~21 1/4"(280~540) 1 13/16"~4 1/16"(46~103) 5 1/2"~20"(139.7~508) Tubing head with tubing hanger Tubing head has the design of universal straight hold, which can be fitted with all types of single or double-string completion tubing hanger. Tubing hanger has various structures including taper type and straight seat type. It can be either of metal-to-metal seal or non-metal seal. The product has back pressure valve thread and locating mechanism. It is designed with various cable penetrating channels including pipeline channel for downhole safety valve control, chemical injection channel and capillary channel. The upper and lower threads can be API tubing threads, FOX, TM or VAM threads.