ASTM F2162-2001e2 Standard Specification for Bearing Roller Needle Drawn Outer Ring Full Complement Without Inner Ring Open and Closed End Standard Type《滚针滚柱轴承标准规范 拉制外环、完全配套、无内环、开端.pdf
《ASTM F2162-2001e2 Standard Specification for Bearing Roller Needle Drawn Outer Ring Full Complement Without Inner Ring Open and Closed End Standard Type《滚针滚柱轴承标准规范 拉制外环、完全配套、无内环、开端.pdf》由会员分享,可在线阅读,更多相关《ASTM F2162-2001e2 Standard Specification for Bearing Roller Needle Drawn Outer Ring Full Complement Without Inner Ring Open and Closed End Standard Type《滚针滚柱轴承标准规范 拉制外环、完全配套、无内环、开端.pdf(5页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: F 2162 01e2Standard Specification forBearing, Roller, Needle: Drawn Outer Ring, FullComplement, Without Inner Ring, Open and Closed End,Standard Type1This standard is issued under the fixed designation F 2162; the number immediately following the designation indicates the year oforigina
2、l adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defe
3、nse.e1NOTENote 1 was changed editorially in June 2002.e2NOTETable 1 was editorially corrected in May 2003.1. Scope1.1 This specification covers standard-type needle rollerbearings having drawn outer rings, full complement, withoutinner rings, with either open or closed ends.1.2 The use of recycled m
4、aterials that meet the requirementsof the applicable material specification without jeopardizingthe intended use of the item is encouraged.1.3 The inner rings specified in this specification are notintended for use in flight critical systems of aircraft.1.4 The values stated in inch-pound units are
5、to be regardedas the standard. The values given in parentheses are providedfor information only.NOTE 1This specification contains many of the requirements ofMS17131, which was originally developed by the Department of Defenseand is currently maintained by the Defense Supply Center Richmond.2. Refere
6、nced Documents2.1 ASTM Standards:2E18 Test Methods for Rockwell Hardness and RockwellSuperficial Hardness of Metallic MaterialsE 140 Standard Hardness Conversion Tables for Metals(Relationship Among Brinell Hardness, Vickers Hardness,Rockwell Hardness, Rockwell Superficial Hardness,Knoop Hardness, a
7、nd Scleroscope Hardness)E 384 Test Method for Microindentation HardnessF 2163 Specification for Ring, Bearing, Inner: for NeedleRoller Bearing With Drawn Outer Ring2.2 ASME Standard:ASME B 46.1 Surface Texture Surface Roughness, Wavi-ness, and Lay32.3 SAE Standard:SAE J-404 Chemical Composition of S
8、AE Alloy Steels42.4 Military Standard:MIL-STD-130 Identification Marking of US Military Prop-erty52.5 American Bearing Manufacturers Association (ABMA)Standard:STD 4 Tolerance Definitions and Gauging Practices ForBall and Roller Bearings62.6 ISO Standards:ISO 5593 Rolling BearingsVocabulary7ISO 1132
9、 Rolling BearingsTolerancesDefinitions73. Terminology3.1 DefinitionsFor definitions of terms used in this speci-fication, refer to ABMA STD 4 Tolerance Definitions andGauging Practices for Ball and Roller Bearings, ISO 1132Roller BearingsTolerancesDefinitions, and to ISO 5593Rolling BearingsVocabula
10、ry3.2 Definitions of Terms Specific to This Standard:3.2.1 average life (L50), nfor a radial roller bearing, thenumber of revolutions that 50 % of a group of bearings willcomplete or exceed before the first evidence of fatigue devel-ops.1This specification is under the jurisdiction ofASTM Committee
11、F34 on RollingElement Bearings and is the direct responsibility of Subcommittee F34.04 onAutomotive/Industrial Bearing.Current edition approved Dec. 12, 2001. Published March 2002.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org
12、. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from Global Engineering Documents, 15 Inverness Way, EastEnglewood, CO 80112.4Available from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15
13、096-0001.5Available from USA Information Systems, 1092 Laskin Rd., Ste. 208, VirginiaBeach, VA 23451.6Available from the American Bearing Manufacturers Association, 1200 19thSt. NW, Ste. 300, Washington, DC 200362401.7Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Fl
14、oor, New York, NY 10036.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.2.1.1 DiscussionThe average life maybe as much as fivetimes the rating life.3.2.2 basic dynamic load rating (Cr), nfor a radial rollerbearing, that calculated,
15、 constant radial load that a group ofapparently identical bearings with stationary outer rings cantheoretically endure for a rating life of one million revolutionsof the inner ring.3.2.2.1 DiscussionSince applied loading as great as thebasic dynamic load rating tends to cause local plastic defor-mat
16、ion of the rolling surfaces, it is not anticipated that suchheavy loading would normally be applied.3.2.3 basic static load rating (Cor), nfor a radial rollerbearing, that uniformly distributed static radial load whichproduces a maximum contact stress of 580 000 psi (4000 Mpa)at the center of the co
17、ntact of the most heavily loaded rollingelement.3.2.3.1 DiscussionFor this contact stress, total permanentdeformation of rolling element and raceway occurs which isapproximately 0.0001 or the roller diameter.3.2.4 rating life (L10), nfor a radial roller bearing, thenumber of revolutions that 90 % of
18、 a group of bearings willcomplete or exceed before the first evidence of fatigue devel-ops.4. Classification4.1 This specification covers the following types of rollerbearings:4.1.1 Type BOpen end roller bearings, and4.1.2 Type MClosed end roller bearings.5. Ordering Information5.1 When ordering par
19、ts in accordance with this specifica-tion, specify the following:5.1.1 ASTM designation number, including year of issue,5.1.2 Type, whether Type B or Type M roller bearings (seeSection 4) are to be furnished,5.1.3 Dash number (see Table 1),5.1.4 Dimensions of roller bearings, including:5.1.4.1 Bore
20、diameter, in;5.1.4.2 Ring gage diameter, in;5.1.4.3 Width, in; and5.1.4.4 Shaft diameter, in;5.1.5 Load rating, including basic static load rating, lb andbasic dynamic load rating, lb;5.1.6 Approximate limiting speed, rpm; and5.1.7 Maximum end thickness.6. Materials and Manufacture6.1 Needle Rollers
21、Needle rollers shall be manufacturedof steel, alloy or carbon, of grades E50100 or E52100 inaccordance with SAE AHS STD-66, or 1090 or 1095 inaccordance with SAE J-404.6.2 RingsRings shall be manufactured of steel, alloy, orcarbon, carburizing grade 4620, 4720, 8620, 8720, or 1010-1020 in accordance
22、 with SAE AHS STD-66.7. Other Requirements7.1 Heat Treatment:7.1.1 Needle RollersNeedle rollers shall be through-hardened to Rockwell HRC58 or equivalent, in accordancewith Test Methods E18.7.1.2 RingsRings shall be case hardened to surface hard-ness of Rockwell HRC58-65 or equivalent, in accordance
23、 withTest Methods E18with a 0.003 in. minimum case depth.7.1.2.1 This case depth will not support Rockwell HR15N.Use of a standard file test in accordance with SAE J-864 ormicrosection and microhardness test in accordance with TestMethod E18is required to determine the surface hardness.7.1.3 ShaftsB
24、earings are intended to be used with shaftshardened to Rockwell HRC58-65 in accordance with TestMethods E18.7.1.3.1 When an open end bearing is used with an unhard-ened shaft, the bearing shall be used in conjunction with aninner bearing ring (F 2163).7.2 Protective Coating:7.2.1 Needle rollers and
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