Purpose and Content of Special Maintenance for Oil Drill Pipes


release time:2025-10-29

source: network

       In addition to regular maintenance, oil drill pipes require specialized upkeep. The primary objectives are comprehensive inspection and ensuring safety performance. The key components of specialized maintenance include:
Comprehensive testing: including dimensional accuracy, hardness testing, fatigue tests, and more.
Replace wear-prone parts: such as seals, O-rings, springs, etc.
Corrosion prevention treatment: Sandblasting and coating repair for high-corrosion areas.
Performance Evaluation: Based on the test results, determine whether to continue using or scrap the item.
Frequency:
Routine operation: once per quarter.
Extreme operating conditions: once a month (e.g., ultra-deep wells, shale gas development).

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