PRODUCT SYSTEM
Drill String & BHA Products
Drill pipe, heavy weight drill pipe, drill collars and BHA interface components coordinated as a functional drill-string package.
PRODUCT RANGE
Explore drill string & bha products.
Product roles, typical standards and key supply considerations.

Drill Pipe
Drill pipe for torque transfer and drilling-fluid circulation, supplied with connection and inspection requirements under review.

Heavy Weight Drill Pipe
Transition components designed to add weight and stiffness between drill pipe and bottom-hole assemblies.

Drill Collars
Precision-machined drill collars for weight-on-bit, stiffness and bottom-hole assembly stability.

Non-Magnetic Drill Collars
Non-magnetic components for directional drilling and measurement-sensitive bottom-hole assemblies.

Tool Joints
Rotary-shouldered connection components matched to drill-pipe body, welding route, wear system and inspection requirements.

Subs, Crossovers & Stabilizers
Machined BHA components configured around load transfer, connection transitions, stabilization and drilling-tool interfaces.

Kellys
Square and hexagonal kelly supply reviewed against drive dimensions, connections, length and rig-interface requirements.

Drill String Accessories
Complementary drill string components configured around assembly, connection and operating requirements.
APPLICATION CONTEXT
Define the job before defining the supply.
Product selection begins with operating conditions, technical specifications and the intended supply package.
- Onshore drilling
- Directional drilling
- Deep and extended-reach wells
- Bottom-hole assemblies
SUPPLY SUPPORT
A coordinated product package.
- Drill-string component matching
- Tool-joint and connection review
- Hardbanding and surface options
- Dimensional and NDT coordination
CAPABILITY IN VIEW
Manufacturing and product evidence.
Production, finishing and inventory views across the selected product system.



SUPPLY WORKFLOW
One route from requirement to delivery.
OAK PIPE coordinates the technical, manufacturing, quality and shipment interfaces around the agreed order scope.
- 01Requirement
- 02Engineering
- 03Manufacturing
- 04Quality
- 05Delivery
START A CONVERSATION
Have a specification or product list?
Send it to OAK PIPE for technical and commercial review.
