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  • Specification for Sucker Rods

    API SPECIFICATION 11 B TWENTY-SIXTH EDITION, JANUARY 1, 1998

    EFFECTIVE DATE: JULY 1,1998

    American Petroleum Institute

    COPYRIGHT American Petroleum InstituteLicensed by Information Handling ServicesCOPYRIGHT American Petroleum InstituteLicensed by Information Handling Services

  • Specification for Sucker Rods

    Exploration and Production Department

    API SPECIFICATION 11 B TWENTY-SIXTH EDITION, JANUARY 1, 1998

    EFFECTIVE DATE: JULY 1,1998

    American Petroleum Institute

    COPYRIGHT American Petroleum InstituteLicensed by Information Handling ServicesCOPYRIGHT American Petroleum InstituteLicensed by Information Handling Services

  • STD-APIIPETRO SPEC 11B-ENGL L998 m 0 7 3 2 2 9 0 O b 0 4 4 7 1 Tb5 m

    SPECIAL NOTES

    API publications necessarily address problems of a general nature. With respect to partic- ular circumstances, local, state, and federal laws and regulations should be reviewed.

    API is not undertaking to meet the duties of employers, manufacturers, or suppliers to warn and properly train and equip their employees, and others exposed, concerning health and safety risks and precautions, nor undertaking their obligations under local, state, or fed- eral laws.

    Information concerning safety and health risks and proper precautions with respect to particular materials and conditions should be obtained from the employer, the manufacturer or supplier of that material, or the material safety data sheet.

    Nothing contained in any API publication is to be construed as granting any right, by implication or otherwise, for the manufacture, sale, or use of any method, apparatus, or prod- uct covered by letters patent. Neither should anything contained in the publication be con- strued as insuring anyone against liability for infringement of letters patent.

    Generally, API standards are reviewed and revised, reaffirmed, or withdrawn at least every five years. Sometimes a one-time extension of up to two years will be added to this review cycle. This publication will no longer be in effect five years after its publication date as an operative API standard or, where an extension has been granted, upon republication. Status of the publication can be ascertained from the API Authoring Department [telephone (202) 682-8000]. A catalog of API publications and materials is published annually and updated quarterly by API, 1220 L Street, N.W., Washington, D.C. 20005.

    This document was produced under API standardization procedures that ensure appropri- ate notification and participation in the developmental process and is designated as an API standard. Questions concerning the interpretation of the content of this standard or com- ments and questions concerning the procedures under which this standard was developed should be directed in writing to the director of the Authoring Department (shown on the title page of this document), American Petroleum Institute, 1220 L Street, N.W., Washington, D.C. 20005. Requests for permission to reproduce or translate all or any part of the material published herein should also be addressed to the director.

    API standards are published to facilitate the broad availability of proven, sound engineer- ing and operating practices. These standards are not intended to obviate the need for apply- ing sound engineering judgment regarding when and where these standards should be utilized. The formulation and publication of API standards is not intended in any way to inhibit anyone from using any other practices.

    Any manufacturer marking equipment or materials in conformance with the marking requirements of an API standard is solely responsible for complying with all the applicable requirements of that standard. A P I does not represent, warrant, or guarantee that such prod- ucts do in fact conform to the applicable API standard.

    Ali rights reserved. No part of this work may be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise,

    without prior written permission from the publisher Contact the Publishel; API Publishing Services, 1220 L Street, N.W, Washington, D.C. 20005.

    Copyright O 1998 American Petroleum Institute

    COPYRIGHT American Petroleum InstituteLicensed by Information Handling ServicesCOPYRIGHT American Petroleum InstituteLicensed by Information Handling Services

  • ~~ ~ ~~

    STD.API /PETRO SPEC LIB-ENGL 1998 m 0732290 0604472 9 T L

    FOREWORD

    This specification is under the jurisdiction of the Subcommittee on Field Operating Equipment of the American Petroleum Institute.

    This standard shall become effective on the date printed on the cover but may be used vol- untarily from the date of distribution.

    API publications may be used by anyone desiring to do so. Every effort has been made by the Institute to assure the accuracy and reliability of the data contained in them; however, the Institute makes no representation, warranty, or guarantee in connection with this publication and hereby expressly disclaims any liability or responsibility for loss or damage resulting from its use or for the violation of any federal, state, or municipal regulation with which this publication may conflict.

    Suggested revisions are invited and should be submitted to the director of the Exploration and Production Department, American Petroleum Institute, 1220 L Street, N.W., Washing- ton, D.C. 20005.

    ~ Attention users: Portions of this publication have been changed from the previous edition. ~ The locations of substantive changes have been marked with bar notations in the margins, as

    shown to the left of this paragraph. The bar notations are not used for numerous editorial changes, such as renumbering of sections or paragraphs, which were necessitated by refor- matting of this publication (i.e., Section 3 formerly was 2.2, and Sections 4 through 15 for- merly were Sections 3 through 14). The bar notations are provided as an aid to users, and API makes no warranty as to their completeness.

    iii

    COPYRIGHT American Petroleum InstituteLicensed by Information Handling ServicesCOPYRIGHT American Petroleum InstituteLicensed by Information Handling Services

  • ~~ ~ ~~

    STDWAPI IPETRO SPEC LLB-ENGL L998 m 0732290 Ob04473 838 m

    CONTENTS

    Page

    1 SCOPE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 Coverage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

    2 REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

    3 ABBREVIATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

    4 DESIGNCONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4.2 Design Development . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4.3 Design Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4.4 Design Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4.5 Design Review .................................................... 2 4.6 Design Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

    5 MATERIAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5.1 Steel Sucker Rods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5.2 FRP Sucker Rods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

    6 GENERAL DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.1 Sizes and Lengths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.2 Steel Rod Bodies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.3 Steel Rod Ends . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 6.4 FRP Rods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 6.5 Measurement and Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

    7 COUPLINGS AND SUBCOUPLINGS ..................................... 4 7.1 Coupling and Subcoupling Class ..................................... 4 7.2 Coupling and SubcouplingTy pe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 7.3 Dimensions and Tolerances .......................................... 6 7.4 Anti-Galling Treatment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 7.5 Measurement and Testing ........................................... 7

    8 THREADED CONNECTIONS, SUCKER ROD AND PONY ROD PIN AND BOX CONNECT