1、_ SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising there
2、from, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2011 SAE International All rights reserved. No part of this publication m
3、ay be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside U
4、SA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/J851_201103 SURFACE VEHICLE RECOMMENDED PRACTICE J851 MAR2011 Issued 1963-09 Stabilized 2011-0
5、3 Superseding J851 SEP2007 Dimensions - Wheels for Demountable Rims, Demountable Rims, and Spacer Bands - Truck and Bus RATIONALE This document has been determined to contain basic and stable technology which is not dynamic in nature. STABILIZED NOTICE This document has been declared “Stabilized“ by
6、 the SAE Truck and Bus Wheel Committee and will no longer be subjected to periodic reviews for currency. Users are responsible for verifying references and continued suitability of technical requirements. Newer technology may exist. 1. ScopeThis SAE Recommended Practice establishes dimensions for wh
7、eels for demountable rims,demountable rims, and rim spacers. The dimensions given are those necessary to maintain serviceability andinterchangeability of the demountable rims, rim spacers, and wheels for demountable rims. Special and lesscommon applications are not covered in this recommended practi
8、ce.2. References2.1 Applicable PublicationThe following publication forms a part of this specification to the extent specifiedherein. Unless otherwise specified, the latest issue of SAE publications shall apply.2.1.1 SAE PUBLICATIONAvailable from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-000
9、1.SAE J393NomenclatureWheels, Hubs, and Rims for Commercial Vehicles2.2 Related PublicationsThe following publications are provided for information purposes only and are not arequired part of this document.2.2.1 SAE PUBLICATIONAvailable from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Te
10、l:877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.SAE J1835Fastener Hardware for Wheels for Demountable Rims2.2.2 ISO PUBLICATIONAvailable from ANSI, 25 West 43rd Street, New York, NY 10036-8002, Tel:212-642-4900, www.ansi.org.ISO 3911Wheels/rims for pneumatic tyresNo
11、menclature, designation and marking3. DefinitionsA detailed listing of basic nomenclature is contained in SAE J393. Figures 1A to 6 introduce,illustrate, and specify additional nomenclature and definitions. All dimensions are in inches unless otherwisespecified.Copyright SAE International Provided b
12、y IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE J851 Stabilized MAR2011 Page 2 of 6 4. Dimensions for a Wheel for Demountable Rim4.1 Front Wheel for Demountable Rim(See Figures 1A and 1B.)FIGURE 1AFRONT WHEELFIGURE 1BFRONT WHEEL WITH
13、 SPECIAL RIM LOCATOR SLOTCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE J851 Stabilized MAR2011 Page 3 of 6 4.2 Rear Wheel for Demountable Rims(See Figures 2A and 2B.)FIGURE 2AREAR WHEELFIGURE 2
14、BREAR WHEEL WITH SPECIAL RIM LOCATOR SLOT4.3 Definition of Wheel Dimensions (see 4.4 for values)A = Rim mounting diameter (when used)B = Wheel outside diameterD = Rim clamp stud/bolt circle diameterd1= Rim clamp stud or bolt (size and thread)W = Bevel width (rim contact bearing width)L = Rim locator
15、 width (minimum of one slot)Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE J851 Stabilized MAR2011 Page 4 of 6 4.4 Wheel Dimensions and Tolerances(See Table 1.)5. Rim Dimensions5.1 Demountable R
16、ims(See Figures 3 to 5.)FIGURE 3MULTI-PIECE FLAT BASE RIMFIGURE 4FULL DROP CENTER RIMTABLE 1WHEEL DIMENSIONS AND TOLERANCESRim SizeA+0/0.015B+0/0.030D (Ref)FrontD (Ref)Rear W (Min) L (Min)d115 8.0 Max 13.550 14.365 12.500 12.500 2.00 3.90 3/4-1020 8.0 Max 18.550 19.365 17.500 17.500 2.50 3.90 3/4-10
17、22 8.0 Max 20.550 21.365 19.500 19.500 2.75 4.60 3/4-1024 8.0 Max 22.550 23.365 21.500 21.500 2.75 5.40 3/4-10All 17.5 13.550 14.365 12.500 12.500 2.00 3.90 3/4-10All 22.5 18.550 19.365 17.500 17.500 2.50 3.90 3/4-10All 24.5 20.550 21.365 19.500 19.500 2.75 4.60 3/4-1020 8.5 to 10.018.422(1)1. Toler
18、ance +0/0.023.19.28117.500(2)2. With double bevel rims a bolt circle diameter of 16.625 can be used.17.375 2.75 3.90 3/4-1022 8.5 to 10.020.422(1)21.281 19.500 19.375 2.75 4.60 3/4-1024 8.5 to 10.022.422(1)23.28121.500(3)3. With double bevel rims a bolt circle diameter of 20.625 can be used.21.375 2
19、.75 5.40 3/4-10Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE J851 Stabilized MAR2011 Page 5 of 6 FIGURE 5VALVE LOCATOR WIDTH5.2 Definition of DimensionsC = Cylindrical gauge diameterE = Rim bev
20、el intersection/28 degree layout line (rim bevel location)L1 = Valve locator width5.3 Demountable Rim Dimensions and Tolerances(See Table 2.)6. Spacer Band Dimensions(See Figure 6.)FIGURE 6SPACER BANDTABLE 2DEMOUNTABLE RIM DIMENSIONS AND TOLERANCESRim SizeCMinimum E 0.040L1Maximum15 8.0 Max 13.550 1
21、.762 3.81020 8.0 Max 18.550 1.762 3.81022 8.0 Max 20.550 1.762 4.56024 8.0 Max 22.550 1.762 5.310All 17.5 13.550 1.762 3.810All 22.5 18.550 1.762 3.810All 24.5 20.550 1.762 4.56020 8.5 to 10.0 18.422 2.000 3.82022 8.5 to 10.0 20.422 2.000 4.56024 8.5 to 10.0 22.442 2.000 5.310Copyright SAE Internati
22、onal Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE J851 Stabilized MAR2011 Page 6 of 6 6.1 Definition of DimensionsF = Inside diameter if made as a continuous hoop. If made to fit each spoke separately, spacer shouldprovi
23、de a circumferential locator to the spoke. Details of this locator to be left to individual spacer andwheel manufacturer.6.2 Rear Wheel Spacer Band Dimensions and Tolerances(See Table 3.)PREPARED BY THE SAE TRUCK AND BUS WHEEL SUBCOMMITTEE OF THE SAE TRUCK AND BUS BRAKE COMMITTEETABLE 3REAR WHEEL SP
24、ACER BAND DIMENSIONSAND TOLERANCESRim Size F +0.094/015 8.0 Max 13.57820 8.0 Max 18.57822 8.0 Max 20.57824 8.0 Max 22.678All 17.5 13.578All 22.5 18.578All 24.5 20.57820 8.5 to 10.0 18.45922 8.5 to 10.0 20.45924 8.5 to 10.0 22.459STABILIZ ED BY THE SAE TRUCK AND BUS WHEEL COMMITTEE Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
