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Services > Stabilizer Redress Shop
INTRODUCTION
Whenever the Stabilizer has worn down to an unacceptable diameter, it can usually be reconditioned to full gauge when returned to ADWOC Stabilizer Redress Shop.
FACILITIES AND SERVICES
Welding and Brazing Equipment installed in the Stabilzer Redress Shop provides the capability to perform all types of welding and brazing as well as modifications and repair to Oilfield tools and equipment.
Hardfacing of blades is based on:
- Variety of Tungsten Carbide
- Matrix Hardness and ability to hold the maximum of Carbide
Hardfacing of Blades is achieved by using one of the following methods:
- HF 1000 - Crushed Tungsten Carbide
- HF-2000 - Trapezoidal Tungsten Carbide
- HF-3000 - Tungsten Carbide Inserts
ADWOC Stabilizer Redress Shop is built to redress up to 26" diameter.
QUALITY
Full Quality Control Procedures are maintained throughout the repairing process.
Hardfacing techniques have been developed to take full count on the chemical composition of the material and the repeated redressing without damage.
Temperature Control of the body during the pre-heat process and throughout the complete redressing procedure.
All information obtained during the process is recorded on the ADWOC Stabilizer Redress Shop Blue Card.
Redressed Stabilizers are:
- 100% Body Gauged
- 100% M.P.I. or Ultrasonic Inspected
RECOMMENDED SHOCK TOOL PLACEMENT
For maximum effectiveness the shock tool should be placed immediately above the bit to minimize the amount unsprung mass below the tool. Reduced service life and possible sever damage to the shock tool can occur if the tool is not properly located in bottom hole assembly.(see Figure 1)
RECOMMENDED JAR PLACEMENT
The jar maybe located in the drill string in either tension or compression but not at the transition point, provided the forces acting on the jar during drilling operations are less than the latch release setting.
LOCATION ABOVE NEUTRAL ZONE (JAR IN TENSION)
Total weight of the B.H.A. below the jar plus pump open force must be less than the up latch setting.