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API Spec 5CT:2011
Specification for Casing and Tubing, Ninth Edition, Includes Errata 1 (2012), Errata 2 (2016)
291 стр.
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Specifies the technical delivery conditions for steel pipes (casing, tubing, plain end casing liners and pup-joints) and accessories. This standard is applicable to the following connections in accordance with API Spec 5B:

-short round thread casting (STC);
-long round thread casing (LC);
-buttress thread casing (BC);
-extreme-line casing (XC);
-non-upset tubing (NU);
-external upset tubing (EU);
-intergal joint tubing

This edition of API Spec 5CT is the modified adoption of ISO 11960, Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells. This specification contains the API monogram annex as part of the U.S. national adoption.

This product references: ISO 80000-1:2009, ISO 643:2003, ISO 6506-1:2005, ISO 6506-2:2005, ISO 6508-1:2005, ISO 6508-2:2005, ISO 6892-1:2009, ISO 7500-1:2004, ISO 8501-1:2007, ISO 9303:1989, ISO 9304:1989, ISO 9305:1989, ISO 9402:1989, ISO 9513:1999, ISO 9598:1989, ISO 9764:1989, ISO/TR 9769:1991, ISO/TR 10400:2007, ISO 11484:2009, ISO 13665:1997, ISO 13678:2010, ISO 15156-2:2009, ISO/IEC 17011:2004, ISO/IEC 17025:2005



1 Scope

2 Conformance

3 Normative references

4 Terms, definitions, symbols and abbreviated terms

5 Information to be supplied by the purchaser

6 Process of manufacture

7 Material requirements

8 Dimensions, masses, tolerances, pipe ends and defects

9 Couplings

10 Inspection and testing

11 Marking

12 Coating and protection

13 Documents

14 Minimum facility requirements for various categories of manufacturer

Annex A (normative) Supplementary requirements

Annex B (normative) Purchaser inspection

Annex C (normative) Tables in SI units

Annex D (normative) Figures in SI (USC) units

Annex E (normative) Tables in USC units

Annex F (informative) Use of the API Monogram by Licensees

Annex G (informative) Procedures used to convert from USC units to SI units

Annex H (normative) Product Specification Levels

Annex I (normative) Requirements for thread protector design validation

Annex J (informative) Summary of Product Specification Level (PSL) requirements

Annex K (normative) Modification of the hydrogen sulfide titration procedures in ANSI-NACE TM0284-2003, Appendix C

Annex L (informative) Technical changes from the previous edition