ASTM D6984-2015a red 7311 Standard Test Method for Evaluation of Automotive Engine Oils in the Sequence IIIF Spark-Ignition Engine《序列IIIF火花点火发动机中汽车发动机油评定的标准试验方法》.pdf
《ASTM D6984-2015a red 7311 Standard Test Method for Evaluation of Automotive Engine Oils in the Sequence IIIF Spark-Ignition Engine《序列IIIF火花点火发动机中汽车发动机油评定的标准试验方法》.pdf》由会员分享,可在线阅读,更多相关《ASTM D6984-2015a red 7311 Standard Test Method for Evaluation of Automotive Engine Oils in the Sequence IIIF Spark-Ignition Engine《序列IIIF火花点火发动机中汽车发动机油评定的标准试验方法》.pdf(65页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: D6984 15D6984 15aStandard Test Method forEvaluation of Automotive Engine Oils in the Sequence IIIF,Spark-Ignition Engine1This standard is issued under the fixed designation D6984; the number immediately following the designation indicates the year oforiginal adoption or, in the case of
2、revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis Portions of this test method described can be used by any properly equipped laboratory; it
3、doesnot require the assistance of anyone outside that laboratory. However, theare written for use bylaboratories that make use of ASTM Test Monitoring Center (TMC)2 provides reference oils and anassessment of the test results obtained on those oils by the laboratory services (see Annex A1). Bythese
4、means, the laboratory will know whether their use of the test method gives results statisticallysimilar to those obtained by other laboratories. Furthermore, various agencies require that a laboratoryutilize the TMC services in seeking qualification of oils against specifications. For example, the U
5、.S.Army imposes such a requirement in connection with several Army engine lubricating oilspecifications.The TMC provides reference oils, and engineering and statistical services to laboratories that desireto produce test results that are statistically similar to those produced by laboratories previo
6、uslycalibrated by the TMC.In general, the Test Purchaser decides if a calibrated test stand is to be used. Organizations such astheAmerican Chemistry Council require that a laboratory utilize the TMC services as part of their testregistration process. In addition, the American Petroleum Institute an
7、d the Gear Lubricant ReviewCommittee of the Lubricant Review Institute (SAE International) require that a laboratory use theTMC services in seeking qualification of oils against their specifications.The advantage of using the TMC services to calibrate test stands is that the test laboratory (andhenc
8、e the Test Purchaser) has an assurance that the test stand was operating at the proper level of testseverity. It should also be borne in mind that results obtained in a non-calibrated test stand may notbe the same as those obtained in a test stand participating in the ASTM TMC services process.Accor
9、dingly, this test method is written for use by laboratories that utilize the TMC services.Laboratories that choose not to use those the TMC services may simply ignore those portions of thetest method that refer to the TMC.disregard these portions.This test method may be modified by means of Informat
10、ion Letters issued by the TMC. In addition,the TMC may issue supplementary memoranda related to the test method (see A1.8).1. Scope*1.1 This test method covers an engine test procedure for evaluating automotive engine oils for certain high-temperatureperformance characteristics, including oil thicke
11、ning, varnish deposition, oil consumption, as well as engine wear. Such oilsinclude both single viscosity grade and multiviscosity grade oils that are used in both spark-ignition, gasoline-fueled engines, aswell as in diesel engines.NOTE 1Companion test methods used to evaluate engine oil performanc
12、e for specification requirements are discussed in SAE J304.1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.1 This test method is under the jurisdiction ofASTM Committee D02 on Petroleum Products, Liquid Fuels, and Lubrican
13、ts and is the direct responsibility of SubcommitteeD02.B0.01 on Passenger Car Engine Oils.Current edition approved April 1, 2015Oct. 1, 2015. Published April 2015October 2015. Originally approved in 2003. Last previous edition approved in 20142015 asD6984 14a.D6984 15. DOI: 10.1520/D6984-15.10.1520/
14、D6984-15A.2 Until the next revision of this test method, the ASTM Test Monitoring Center will update changes in the test method by means of information letters. Information lettersmay be obtained from the ASTM Test Monitoring Center, 6555 Penn Avenue, Pittsburgh, PA 15206-4489. Attention: Administra
15、tor. www.astmtmc.cmu.edu. This editionincorporates revisions contained in all information letters through 142.151.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not
16、 be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end
17、 of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States11.2.1 ExceptionsThe values stated in inches for ring gap measurements are to be regarded as standard, and where there is nodirect SI equivalent such as screw threads, Na
18、tional Pipe Threads/diameters, tubing size, or single source supply equipmentspecifications.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health pract
19、ices and determine the applicability of regulatoryrequirements prior to use.1.4 This test method is arranged as follows:colwidth=“1.92in“/COLSPEC Subject SectionScope 1Referenced Documents 2Terminology 3Summary of Test Method 4Significance and Use 5Apparatus 6Laboratory 6.1Drawings 6.2Specified Equi
20、pment 6.3Test Engine 6.4Engine Parts 6.4.1Engine Speed and Load Control 6.5Engine Speed and Torque Control 6.5Sequence IIIF Fluid Conditioning Module 6.6Engine Cooling System 6.6.1Flushing Tank 6.7Coolant Mixing Tank 6.8Condenser Cooling Systems 6.9Engine Oil-Cooling System 6.10Fuel System 6.11Induc
21、tion Air Supply Humidity, Temperature, and Pressure 6.12Temperature Measurement 6.13Thermocouple Location 6.13.1Air-to-Fuel Ratio Determination 6.14Injector Flow Testing 6.14.1Exhaust and Exhaust Back Pressure Systems 6.15Blowby Flow Rate Measurement 6.16Pressure Measurement and Pressure Sensor Loca
22、tion 6.17Reagents and Materials 7Test Fuel 7.1Engine and Condenser Coolant 7.2Coolant Additive 7.3Coolant Preparation 7.4Pre-Test Cleaning Materials 7.5Sealing and Anti-seize Compounds 7.6Test Oil Sample Requirements 8Preparation of Apparatus 9Condenser Cleaning 9.1Intake Manifold Cleaning 9.3Cleani
23、ng of Engine Parts (other than the block and heads) 9.4Engine Block Cleaning 9.5Cylinder Head Cleaning 9.6Engine Build-up Procedure 9.7General Information 9.7.1Special Parts 9.7.2Hardware Information 9.7.3Fastener Torque Specifications and TorquingProcedures9.7.4Parts Replacement 9.8Engine Block Pre
24、paration 9.9Piston Fitting and Numbering 9.10Piston Ring Fitting 9.10.1Pre-Test Camshaft and Lifter Measurements 9.11Camshaft Bearing Installation 9.12Camshaft Installation 9.13Main Bearings 9.14Crankshaft Installation 9.14.1Main Bearing Cap Installation 9.14.2Crankshaft Sprocket 9.15Camshaft Sprock
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