HACKER DRILL PIPE 2-3/8inch to 7inch
HACKER DRILL PIPE 2-3/8inch to 7inch
ROSCHEN Hacker thread drill pipe are manufactured from 2-3/8" thru 7" with 4142/4145 heat-treated alloy steel.
These are available in three types:
Threaded screw-on type,
Counter-bore weld type,
Flash or inertia weld type.
Hacker drilling pipe specifications:
Material | Pin Dimensions | Box Dimensions | Thread | |||||||
Tool Joint Name & Nominal Size | O.D. | Make to Dia. | Pin Length | Pin ID | Pin Dia. @ Base | Box Length | Box Max ID | Taper | Thread / Inch | Thread Form |
JUNIOR | 3 1/8″ | 2 1/4″ | 1 7/8″ | 2.685″ | 2 3/4″ | 2 1/8″ | 1 3/4″ | 5 | TAPER | |
SENIOR | 3 1/2″ | 2 1/2″ | 1 3/4″ | 2.895″ | 2 3/4″ | 2 1/4″ | 1 1/2″ | 4 | TAPER | |
4″ HACKER | 5 7/8″ | 3 5/8″ | 3 3/4″ | 5.215″ | 4″ | 4 3/8″ | 1 1/2″ | 4 | TAPER | |
6 5/8″ HACKER | 7 1/2″ | 3 1/16″ | 6″ | 6.935″ | 3 1/2″ | 6 1/4″ | 1 1/2″ | 4 | TAPER | |
8 5/8″ HACKER | 10 1/2″ | 4 1/2″ | 7 1/2″ | 9.460″ | 5″ | 8″ | 2″ | 4 | TAPER | |
Hacker Tool Joints are micro control cut on special computerized machines, programmed for 13 to 24 operations, and have an accuracy of .0015inch. Each thread gets a dual control cut. A rough cut first, then a mirror finish micro-control cut, all under a flood of coolant to eliminate any possibility of distortion.
HACKER DRILL PIPE Rethreading and Straightening
Hacker International personnel are experts in the machining and repair of rotary shouldered drill pipe and drill collar connections. Our machinist have years of experience ensuring our customers that each job is completed to API and Hacker standards.
Hacker drilling pipe performs connection re-cuts on drill pipe, Heviwate drill pipe and drill collars, using calibrated lead and taper gauges and ring and plug gauges. We also phosphate coat each tool joint and provide thread protectors before leaving our shop.
