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pec_4E-1988_scan.pdf

1、eCs-FY-JfCSpecification forDrilling and Well Servicing StructuresAPI SPECIFICATION 4E(SPEC 4E)THIRD EDITION,JUNE 1,1988American Petroleum Institute1220 L Street,NorthwestWashington,DC 20005度Issued byAMERICAN PETROLEUM INSTITUTEProduction Department(FOR INFORMATION CONCERNING TECHNICAL CONTENTS OFTHI

2、S PUBLICATION CONTACT THE API PRODUCTION DEPARTMENT211 N ERVAY.SUITE1700.DALLAS.TX75201-(214)220-9111SEE BACK SIDE FOR INFORMATION CONCERNING HOW TO OBTAINADDITIONAL COPIES OF THIS PUBLICATIONUsers of this publication should become familiar with its scopeand content.including any provisions it may h

3、ave regardingmarking of manufactured products This document is intended tosupplement rather than replace individual engineering judgment(OFFICIAL PUBLICATIONREG US PATENT OFFICEECopyright 1988 American Petroleum InstituteAmerican fetroleum InstituteTABLE OF CONTENTSPageForeword2Policy.3Section 1:Sco

4、pe.4Section2:Material.。4Section 3:Design.5Types of Structures.5Substructures and Other Related Structures.Design Loading.1Ratings.17Allowable Unit Stresses.17Section 4:Workmanship and Finish18Section 5:Marking and Information.19Section 6:Inspection and Rejection.19Appendix A:Maintenance and Use of D

5、rillingand Well Servicing Structures.20Appendix B:Use of API Monogram29Forewordd.The standard is not a text book,but rather aa.This specification is under the jurisdiction ofguide by which the manufacturer and user will havethe API Committee on Standardization of Drillinga common understanding of th

6、e capacities and.rat-ings of the various steel structures for drilling andand Servicing Equipment.well servicing operations.b.The purpose of this specification is to providesuitable steel structures for drilling and well servic.e.Abbreviations used in the text of this standardare as follows:ing oper

7、ations and to provide a uniform method ofrating the structures for the petroleum industry.It is the intent that these specifications be ap-ABS.American Bureau of Shippingplied to all new designs of all standard steelderricks,special steel derricks,portable mast8,AISC.American Institute of Steel Cons

8、tructionand substructures.AISI.American Iron and Steel Institutec.Products manufactured according to APIAPI.American Petroleum InstituteStandards 4A or 4D may not necessarily comply withASA.American Standards Associationall the requirements of this specification.It is theASTM.American Society for Te

9、sting and Materialscommittees intention that this standard be writtenAWS.American Welding Societyto meet the requirements of present and future op-erating conditions,such as deeper drilling,offshoreSAE.Society of Automotive Engineersdrilling from floating devices,and the effect ofUSAS.United States

10、of America Standardearthquakes,storms,and other adverse operating(Now American National Standard Institute)conditions.RP.Recommended Practicef.Attention Users of this Publication:Portions ofthis publication have been changed from the previousedition.The location of changes has been marked with abar

11、in the margin.In some cases the changes are signif-icant,while in other cases the changes reflect minoreditorial adjustments.The bar notations in the marginsare provided as an aid to users to identify those parts ofthis publication that have been changed from the pre.vious edition but aPI makes no w

12、arranty as to theaccuracy of such bar notations.NOTE:This edition supersedes the second edition ofReyuests for permission to reproduce or translate allthis specification dated March 1974.and includes edi-or any part of the material published herein should hetorial revisions.addressed to the Director

13、.Production Department.211N.Erray.Suite 1700.Dallas TX 75201.ESpe 4:Drilling and Well Siervicing StrueturexPOLICYAPI PUBLICATIONS NECESSARILY ADDRESSCONSTRUED AS INSURING ANYONE AGAINSTPROBLEMS OF A GENERAL NATURE.WITHLIABILITY FOR INFRINGEMENT OF LETTERSRESPECT TO PARTICULAR CIRCUMSTANCES.PATENTLOC

14、AL.STATE AND FEDERAL LAWS AND REGULATIONS SHOULD BE REVIEWED.GENERALLY.API STANDARDS ARE REVIEWEDAPI IS NOT UNDERTAKING TO MEET DUTIESAND REVISED.REAFFIRMED,OR WITHDRAWNOF EMPLOYERS,MANUFACTURERS OR SUPAT LEAST EVERY FIVE YEARS.SOMETIMES APLIERS TO WARN AND PROPERLY TRAIN ANDONE-TIME EXTENSION OF UP

15、 TO TWO YEARSEQUIP THEIR EMPLOYEES,AND OTHERS EXWILL BE ADDED TO THIS REVIEW CYCLE.THISPOSED,CONCERNING HEALTH AND SAFETYPUBLICATION WILL NO LONGER BE IN EFFECTRISKS AND PRECAUTIONS.NOR UNDERTAKINGFIVE YEARS AFTER ITS PUBLICATION DATETHEIR OBLIGATIONS UNDER LOCAL.STATE.ORAS AN OPERATIVE API STANDARD

16、 OR,WHEREFEDERAL LAWS.AN EXTENSION HAS BEEN GRANTED.UPONNOTHING CONTAINED IN ANY API PUBLICA-REPUBLICATION.STATUS OF THE PUBLICATIONTION IS TO BE CONSTRUED AS GRANTING ANYCAN BE ASCERTAINED FROM THE API AUTHORRIGHT,BY IMPLICATION OR OTHERWISE,FORING DEPARTMENT(TEL.214-220-9111).A CATALOGTHE MANUFACT

17、URE.SALE.OR USE OF ANYOF API PUBLICATIONS AND MATERIALS ISMETHOD,APPARATUS,OR PRODUCT COVEREDPUBLISHED ANNUALLY AND UPDATED QUAR-BY LETTERS PATENT.NEITHER SHOULD ANY-TERLY BY API.1220 L ST.N.W.,WASHINGTON.THING CONTAINED IN THE PUBLICATION BED.C.20005.晨Ameriran Petruleum Institute”SECTION 1SCOPE1.1

18、Coverage.This specification covera steel der-in any way to inhibit the purchase of produets fromricks,portable masts,and substructures that shall becompanies not licensed to use the API monogram.defined as structures suitable for drilling or well1.4 API Specifications may be used by anyone desir-ser

19、vicing.It includes stipulations of materials,load-ings,conditions of loading,allowable unit stresses,ing to do so.and diligent effort has been made by theInstitute to assure the accuracy and reliability of theworkmanship and finish,marking and information,data contained therein.However.the Institute

20、 makes noinspection and rejection.Recommended practices forrepresentation,warranty.or guarantee in connectionmaintenance and use of drilling and well servicingwith the publication of any aPI Specification and herebystructures are included as Appendix A.expressly disclaims any liability or responsibi

21、lity forloss or damage resulting from their use.for any viola-1.2 American Petroleum Institute(API)Specification of any federal.state.or municipal regulation withtions are published as aids to the procurement of standwhich an API Specification may conflict,or for theardized equipment and materials,a

22、s well as instrucinfringement of any patent resulting from the use of antions to manufacturers of equipment or materialsA PI Specification.covered by an API Specification.These Specificationsare not intended to obviate the need for sound engineer-1.5 Any manufacturer producing equipment or mate-ing.

23、nor to inhibit in any way anyone from purchasingrials represented as conforming with an API Specifica-or producing products to other specifications.tion is responsible for complying with all the provisionsof that Specification.The American Petroleum Institutedoes not represent.warrant or guarantee t

24、hat such prod-1.3 The formulation and publication of API Specifi-ucts do in fact conform to the applicable A PI standardcations and the API monogram program is not intendedor specification.SECTION 2MATERIAL2.1 Steel.Structural steel shall conform to one ofAISC specifications.Foundation bolts shall c

25、onformseoceato6ecooetoe8to the physical and metallurgical properties neces-sary to meet rating conditions and fabrication re-ASTM may be used provided the chemical and physi-quirements.Bolts of different physical properties ofcal properties conform to the limits guaranteed bythe same diameter shall

26、not be mixed on the samethe steel manufacturer.Structural steel shapes hav-drilling or servicing structure,to avoid the possibilitying specified minimum yield less than 33,000 psi andof bolts of relatively low strength being used wherepipe having specified minimum yield less than 35,000bolts of rela

27、tively high strength are required.Cer-psi shall not be used.The unrestricted acceptance oftified reports shall constitute sufficient evidence ofall steel is not intended,since physical propertiesconformity with the specifications.are not the sole measure of acceptability.Metallurgi-cal properties,wh

28、ich affect both fabricationand2.5 Welding Electrodes.Welding electrodes shallserviceability,must also be considered.Certified millconform to applicable AWS and ASTM specificationstest reports or certified reports of tests madereferred to in the AISC specifications.Newly devel-inaccordance with ASTM

29、A6 and the governing specifi-oped welding processes shall use welding electrodescation,shall constitute evidence of conformity withconforming to applicable AWS publications.Certi-one of the specifications listed.fied reports shall constitute sufficient evidence ofconformity with the specification.2.

30、2 Steel Castings.Steel castings shall conform toone of the applicable ASTM specifications referred2.6 Wire Rope.Wire rope for guy lines or erectionto in the AISC specifications.Certified reports shallpurposes shall conform to API Spec 9A:Specifica-constitute sufficient evidence of conformity with th

31、etion for Wire Rope.specification.2.7 Solid Round Material.Solid round material shall2.3 Steel Forgings.Steel forgings shall conform toconform to appropriate SAE or AISI specificationone of the applicable ASTM specifications referredfor particular type of carbon and alloy steel.Certi-to in the AISC

32、specifications.Certified reports shallfied reports shall constitute sufficient evidence ofconstitute sufficient evidence of conformity with theconformity with specification.specification2.8 New Steels.Available new steels may be used2.4 Bolting.Bolting shall conform to one of theif manufacturer of steel furnishes certified report ofapplicable ASTM specifications referred to in thephysical and metallurgical properties of the new steel

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