EN ISO 11961:1996

Reference details

Reference

EN ISO 11961:1996

Title

Petroleum and natural gas industries - Steel pipes for use as drill pipe - Specification (ISO 11961:1996)

Organisation

CEN

Publisher status in source

WithdrawnThis is the status recorded in the source, not a statement that this is the latest edition.

Source access

19 October 2026

Research and application

Begin with the official scope and the product configuration. The title identifies a subject; it does not establish every product, use condition or legal requirement covered by the publication.

Product research routes

• Energy equipment and fuels

  Energy conversion, generation and fuel characteristics, with attention to the boundary between equipment and installation.

• Pressure equipment and fluid systems

  Pressure boundaries, fluid characteristics and the interaction of vessels, piping and protective devices.

• Metals, welding and surface treatment

  Material grade, joining process and surface condition as linked elements of technical performance.

Questions for the evidence file

• Rated operating envelope
• System diagram
• Installation data
• Sampling plan and fuel specification
• Pressure design basis
• Material traceability

Record the exact edition and associated amendments, the assessed object, the evidence examined and the limits of the conclusion. Explore IESQ research for detailed product and standard studies.

Legal citation

No Commission citation record has been linked to this reference in the IESQ index. That is an index result, not a conclusion that the standard is uncited. Consult the relevant Commission list and Official Journal acts.

Other indexed references in this family

References below share the same number. They may represent earlier editions, amendments or different adoption records. They are not interchangeable.