API Spec 7-1 (R2015) Errata 1
$81.00
Errata to Specification for Rotary Drill Stem Elements, First Edition
Please note. Addenda and errata may not be included in translated editions of this standard.
The following products now covered by this standard:
- upper and lower kelly valves,
- square and hexagon kellys,
- drill-setem subs,
- drill collars,
- drillng and coring bits
Rotary shouldered connections and gauging for drill stem elements are covered in API Spec 7-2.
This edition of API Spec 7-1 is the modified national adoption of ISO 10424-1, Petroleum and natural gas industries-Rotary drilling equipment-Part 1: Rotary Drill stem elements. This specification contains the API Monogram Annex as part of the U.S. national adoption.
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