13 5/8" Annular BOP API 16A

Annular blowout preventer

According to the structure of the packing unit, the annular blowout preventers are divied into the tapering packing unit annular BOP and spherical packing unit annular BOP.

Feature of Tapering packing unit annular BOP

-The tapering packing units are exchangeable with the hydril's

-The added wear-belts to the original design can prevent and improve the cylinder-grinding due to unbalanced loading.

-The fortified rings can lift the whole BOP Stack

- Screws connection type is convenient for assembling/disassembling and exchange of the packing units.

Feature of spherical packing unit annular BOP

- The spherical packing units are exchangeable with the shaffer's

- The added wear-belts to the original design can prevent and improve the cylinder-grinding due to unbalanced loading.

BOP PARTS
                                  

ZZ TOP is the professional manufacturer of the drill stem testing tools for cased hole & open hole, as well as wellhead equipment.

As the manufacturer, we produce below items:

-DST tools- Full bore retrievable (RTTS) packer, retrievable(RTTS) circulating valve, Retrievable (RTTS) Safety joint, Select tester valve, LPR - N valve, OMNI Valve, Rupture Disk safety circulating valve, RD circulating valve, RD Sampler, Round mandrel Slip Joint, Tubing String Testing Valve ( TST valve), Gauge Carrier, Hydraulic circulating valve, MFE, IPO valve,

-Surface well testing equipment -  Flowhead, SSV, ESD,Separator etc.

-Wellhead equipment such as BOP, X-mas tree, Choke manifold, kill manifold, drilling spool, casing head and other valve & flanges

-Downhole tools such as stabilizer, stabilizer forging, reamer, X-over sub and  etc

As the distributor, we are working with large rig companies and heavy equipment manufacturers for the below products:

-Rig parts from RG,BOMCO,SJ,Hong Hua,KR etc,such as mud pump,rotary table, hook & block, swivel, crown block and consumable parts

- BOP and wellhead parts from Rongsheng,Shenkai

- Pipe- Tubing, Casing, seamless pipe

- Handling tools and Fishing tools