ISO Steel Drill Pipe

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Text of ISO Steel Drill Pipe

  • ISO 2003 All rights reserved

    Document type: International Standard Document subtype: Document stage: (30) Committee Document language: E C:\01-TC67\0-sc5\wg1\11961\1-To SC 5 for vote CD 11961\ISO 11961(E).doc STD Version 2.1

    ISO TC 67/SC 5 N 311 Date: 2004-03-10

    ISO/CD 11961

    ISO TC 67/SC 5

    Secretariat: JISC

    Petroleum and natural gas industries Steel drill pipe Specification Industries du ptrole et du gaz naturel Tige de forage en acier Spcification

  • ISO/CD 11961

    ii ISO 2003 All rights reserved

    Copyright notice

    This ISO document is a working draft or committee draft and is copyright-protected by ISO. While the reproduction of working drafts or committee drafts in any form for use by participants in the ISO standards development process is permitted without prior permission from ISO, neither this document nor any extract from it may be reproduced, stored or transmitted in any form for any other purpose without prior written permission from ISO.

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  • ISO/CD 11961

    ISO 2003 All rights reserved iii

    Contents Page

    Foreword .............................................................................................................................................................v

    Introduction........................................................................................................................................................vi

    1 Scope ......................................................................................................................................................1

    2 Conformance .........................................................................................................................................1 2.1 Normative references............................................................................................................................1 2.2 Units of measurement...........................................................................................................................2

    3 Normative references............................................................................................................................2

    4 Terms, definitions, symbols and abbreviated terms .........................................................................3 4.1 Terms and definitions ...........................................................................................................................3 4.2 Symbols..................................................................................................................................................7 4.3 Abbreviated terms .................................................................................................................................8

    5 Information to be supplied when placing orders ...............................................................................8

    6 Requirements for drill pipe...................................................................................................................9 6.1 General ...................................................................................................................................................9 6.2 Dimensions, masses and connections ...............................................................................................9 6.3 Material requirements .........................................................................................................................11 6.4 Process of manufacture for drill pipe................................................................................................12 6.5 Traceability...........................................................................................................................................12 6.6 Inspection and testing - general ........................................................................................................13 6.7 Testing of welds ..................................................................................................................................14 6.8 Tensile test ...........................................................................................................................................14 6.9 Hardness test .......................................................................................................................................15 6.10 Charpy V-notch impact test................................................................................................................15 6.11 Transverse side bend test ..................................................................................................................16 6.12 Product performance testing .............................................................................................................16 6.13 Imperfections and defects in drill pipe..............................................................................................16 6.14 Visual inspection of drill pipe the weld zone....................................................................................17 6.15 Non-destructive examination of the weld zone................................................................................17 6.16 Marking of drill pipe ............................................................................................................................18 6.17 Minimum facility requirements for drill pipe manufacturers ..........................................................19 6.18 Documentation requirements of drill pipe ........................................................................................19

    7 Requirements for drill pipe body .......................................................................................................20 7.1 Dimensional and mass requirements................................................................................................20 7.2 Material requirements .........................................................................................................................21 7.3 Process of manufacture......................................................................................................................22 7.4 Traceability...........................................................................................................................................23 7.5 Testing general .................................................................................................................................23 7.6 Testing of chemical composition ......................................................................................................23 7.7 Tensile tests.........................................................................................................................................24 7.8 Charpy V-notch impact tests..............................................................................................................25 7.9 Pipe body wall thickness....................................................................................................................26 7.10 Internal upset .......................................................................................................................................26 7.11 Internal profile......................................................................................................................................26 7.12 Straightness.........................................................................................................................................26 7.13 Upset alignment...................................................................................................................................27 7.14 Mass determination.............................................................................................................................27 7.15 Imperfections and defects of drill pipe body....................................................................................27 7.16 Visual inspection of drill pipe body...................................................................................................27

  • ISO/CD 11961

    iv ISO 2003 All rights reserved

    7.17 Non-destructive examination .............................................................................................................28 7.18 Marking .................................................................................................................................................30 7.19 Minimum facility requirements for drill pipe body manufacturer ...................................................31 7.20 Documentation requirements.............................................................................................................31

    8 Requirements for tool joints...............................................................................................................32 8.1 Dimensional requirements..................................................................................................................32 8.2 Material requirements ......................................................................................