Роторные буровые штанги
& Drill Pipe
Reliable rotary drill pipe for demanding drilling conditions.
North Star rotary drill rods are manufactured with alloy tube or hot-rolled seamless carbon tube, with tube selection matched to formation conditions and wear requirements.
Alloy or Seamless Carbon
Rig-Matched
Pipe Ultrasonic Testing
Friction & Submerged Arc
The Right Tube for the Right Formation
Alloy Tube for Abrasive Formations
Hot-Rolled Seamless Carbon Tube
Friction & Submerged-Arc Welding
In-House Ultrasonic Testing
Controlled from Tube Selection to Final Inspection
Alloy or seamless carbon tube selected for the formation.
Controlled manufacturing of the drill pipe body.
Friction or submerged-arc welding process.
In-house pipe ultrasonic testing of welds.
Dimensions and thread requirements checked.
Rig, thread and wrenching requirements matched to the order.
Built Around Your Rig and Formation
Tube Alloy or hot-rolled seamless carbon tube
Formation Hard abrasive or less abrasive conditions
Welding Friction or submerged-arc welding
Inspection In-house pipe ultrasonic testing
Rotary Drill Pipe Specifications
Choose the right rotary drill pipe by confirming the rig model, drill pipe OD, length, wall thickness, pin and box thread configuration, and wrenching requirements.
Key selection parameters
Diameter · Wall Thickness · Thread · Steel Grade · Length · Wrenching Configuration
По запросу возможны другие диаметры, толщины стенок и типы резьбы.
Built for Demanding Rotary Drilling
Hard & Abrasive Formations
Less Abrasive Formations
Rotary Drilling Equipment
Heavy-Duty Rotary Drilling
Custom Rotary Drill Pipe
Alloy Tube vs Hot-Rolled Seamless Carbon Tube
For Hard, Abrasive Formations
Primary purpose: Help slow mid-body wear.
Material: High-quality heat-treated and quenched alloy tube.
Performance focus: Durability and wear resistance.
For Less Abrasive Formations
Primary purpose: Reliable rotary drilling performance.
Material: Hot-rolled seamless carbon tube.
Performance focus: Practical tube selection for less abrasive conditions.




