IBOP for top drive can be divided into Upper IBOP and Lower IBOP; they are control valves which are used with the top drive system. Usually the two valves connected to the top drive drilling device. The IBOP adopts high reliable metal seal. Soit can bear high pressure upward and downward. The working pressure can be achieved 10000 psi or 15000 psi. When well kick occurring, the upper IBOP can be closed by remote controlled, but the lower IBOP will be closed manually. Actuator for top drive is a subsidiary body which controls open and close of Upper IBOP. It works with other accessories of the rig, so as to control openning and closing of Upper IBOP on any height of derrick driller console. Both the valve body cavity and accessories have special anticorrosive processing, so that prolong the service life.
OD |
ID |
OAL |
Connection |
mm (inch) |
mm (inch) |
mm (inch) |
|
187 (7-23/64) |
78 (3-5/64) |
572 (22-33/64) |
6-5/8 REG |
187 (7-23/64) |
78 (3-5/64) |
523 (20-19/32) |
6-5/8 REG |
187 (7-23/64) |
76.2 (3) |
572 (22-33/64) |
6-5/8 REG |
187 (7-23/64) |
76.2 (3) |
523 (20-19/32) |
6-5/8 REG |
187 (7-23/64) |
78 (3-5/64) |
523 (20-19/32) |
6-5/8 REG |
187 (7-23/64) |
78 (3-5/64) |
572 (22-33/64) |
6-5/8 REG |
190 (7-31/64) |
76.2 (3) |
547 (21-17/32) |
6-5/8 REG |
197 (7-3/4) |
76.2 (3) |
572 (22-33/64) |
6-5/8 REG |
197 (7-3/4) |
76.2 (3) |
536 (21-7/64) |
6-5/8 REG |
197 (7-3/4) |
78 (3-5/64) |
584 (23) |
6-5/8 REG |
197 (7-3/4) |
78 (3-5/64) |
512 (20-5/32) |
6-5/8 REG |
200 (7-7/8) |
76.2 (3) |
547 (21-17/32) |
6-5/8 REG |
216 (8-1/2) |
78 (3-5/64) |
600 (23-5/8) |
7-5/8 REG |
216 (8-1/2) |
78 (3-5/64) |
533 (20-63/64) |
7-5/8 REG |
216 (8-1/2) |
76.2 (3) |
603 (23-47/64) |
7-5/8 REG |
254 (10) |
105 (4-1/8) |
596 (23-15/32) |
8-5/8 REG |