API RP 5B1 - Gauging & Inspection of Casing/Tubing Threads
- Standard System: API (American Petroleum Institute)
- Current Edition: 1999, 5th
- Product Category: Metal Pipe - OCTG
- Test Category: NDT / Inspection
- Equivalent Standards: -
Description
API RP 5B1, Gauging and Inspection of Casing, Tubing, and Line Pipe Threads, 5th Ed. (1999, reaffirmed R2024 Feb 2024), with Addendum 1 (2004), ~60 pp. Recommended practices for thread inspection by manufacturer inspectors, QC personnel, field inspectors, threading operators, and OCTG/line pipe purchasers. Covers visual inspection, gauge care & calibration, thread inspection methods, and supplemental measurements. Used with API Spec 5CT, 5DP, 5L. API Spec 5B takes precedence in disputes.
Edition Notes
5th Ed reaffirmed (R2024). Text remains valid.