1、ICS 75.180.10; 77.140.75 Ref. No. ISO 11961:2008/Cor.1:2009(E) ISO 2009 All rights reserved Published in Switzerland INTERNATIONAL STANDARD ISO 11961:2008 TECHNICAL CORRIGENDUM 1 Published 2009-03-01 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION ORGANISATION INTERNATIONALE DE NORMALISATIONPetroleum
2、 and natural gas industries Steel drill pipe TECHNICAL CORRIGENDUM 1 Industries du ptrole et du gaz naturel Tiges de forage en acier RECTIFICATIF TECHNIQUE 1 Technical Corrigendum 1 to ISO 11961:2008 was prepared by Technical Committee ISO/TC 67, Materials, equipment and offshore structures for petr
3、oleum, petrochemical and natural gas industries, Subcommittee SC 5, Casing, tubing and drill pipe. Page 69 Replace Figure B.1 with the following figure, in which the line “L” in subfigure b) has been shortened such that it does not extend below the lower shoulder of the tool-joint pin and the arrows
4、 designating d pand d tehave been modified. ISO 11961:2008/Cor.1:2009(E) 2 ISO 2009 All rights reserveda) b) Key 1 tool-joint box 7 pipe body 2 hard banding (optional) 8 friction weld 3 tapered elevator shoulder 9 pin taper 4 drill-pipe weld neck 10 tool-joint pin 5 drill-pipe-body upset 11 rotary shouldered connection 6 drill-pipe-body NOTE See Tables A.1, A.2 or A.3 or Tables C.1, C.2 or C.3 and 6.2 for dimensional requirements. Figure B.1 Drill pipe
