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Overview 
    The strength of steel at half the weight
Alcoa Alloy Drill Pipe includes five types in 2014-T6 and other alloys. Pipe sizes include 4 ½” to 6 5/8” diameters. These products have mechanical properties that are comparable to Grade E steel drill pipe yet weigh about 50% less.

Benefits:

Today, these advanced alloy drill strings will enable industry to reach deeper and drill farther and faster than ever before possible with steel...vastly improving productivity and efficiency. Benefits include among others:
  • Lower drilling costs
    • Up to 16% time savings - Low weight aluminum pipe yields dramatically increase tripping speed. Contractors report up to 16% time savings on rigs using aluminum. On typical projects this saves 1 in 7 days.
    • Lower fuel costs - At 50% the weight of steel, AADP™ products require less fuel per trip and less fuel for string rotation. In addition, the lower string rotation torque means improved fuel efficiency as well as less fuel required for drilling operations and transport.
  • Better drilling characteristics - Comparable to Grade E steel, AADP™ tends to self-straighten in the hole. And its elasticity and resiliency result in lower lateral wall forces reducing abrasive action and wear on tool joints and the body of the pipe itself. This improves AADP™ capability for extended reach and directional drilling. In addition, alloy pipe has superior fatigue characteristics and better performance in H2S than Grade E pipe.
    (Note: Type 2 and Type 4 are designed for improved hydraulics with smooth ID. Type 4 is specifically designed for abrasion resistance of directional drilling.)
  • Improved dependability - Aluminum drill stem flexibility reduces tool joint stress to optimize tool integrity and life. In addition, AADP™ product’s consistent joint length allows more efficient racking and safer handling.
  • Improved safety and reliability - AADP™ has greater safety in operation with less crew fatigue due to lower weight. For example, if dropped, AADP™ has much lower impact forces and causes less damage to rotary table. Crew fatigue is reduced when working with lighter aluminum strings. Further, the greater elasticity of aluminum allows for much more tension and torsion movement in emergency situations, thus allowing for more reaction time before catastrophic damage.

Safer
AADP™ has greater safety in operation with less crew fatigue due to lower weight. For example, if dropped, AADP™ has much lower impact forces and causes less damage to rotary table. Crew fatigue is reduced when working with lighter aluminum strings.
 
Further, the greater elasticity of aluminum allows for much more tension and torsion movement in emergency situations, thus allowing for more reaction time before catastrophic damage.
 
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Strength Properties
Weights of Pipe
Configuration and Dimensions
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