EN ISO 8094-2013 en Steel cord conveyor belts - Adhesion strength test of the cover to the core layer《钢丝绳传送带 表面至核心层的粘附强度试验》.pdf

《EN ISO 8094-2013 en Steel cord conveyor belts - Adhesion strength test of the cover to the core layer《钢丝绳传送带 表面至核心层的粘附强度试验》.pdf》由会员分享，可在线阅读，更多相关《EN ISO 8094-2013 en Steel cord conveyor belts - Adhesion strength test of the cover to the core layer《钢丝绳传送带 表面至核心层的粘附强度试验》.pdf（12页珍藏版）》请在麦多课文档分享上搜索。

1、BSI Standards PublicationBS EN ISO 8094:2013Steel cord conveyor belts Adhesion strength test of thecover to the core layer (ISO8094:2013)BS EN ISO 8094:2013 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 8094:2013.It supersedes BS EN 28094:1994 which is wit

2、hdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee PRI/67, Conveyor belts.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are

3、 responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 77349 5ICS 53.040.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStan

4、dards Policy and Strategy Committee on 31 July 2013.Amendments issued since publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 8094 May 2013 ICS 53.040.20 Supersedes EN 28094:1994English Version Steel cord conveyor belts - Adhesion strength test of the cover to the

5、 core layer (ISO 8094:2013) Courroies transporteuses cbles dacier - Essai dadhrence du revtement la couche de cbles (ISO 8094:2013) This European Standard was approved by CEN on 2 April 2013. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for

6、 giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three

7、 official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodi

8、es of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Sp

9、ain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN n

10、ational Members. Ref. No. EN ISO 8094:2013: EBS EN ISO 8094:2013EN ISO 8094:2013 (E) 3 Foreword This document (EN ISO 8094:2013) has been prepared by Technical Committee ISO/TC 41 “Pulleys and belts (including veebelts)” in collaboration with Technical Committee CEN/TC 188 “Conveyor belts” the secre

11、tariat of which is held by SNV. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2013, and conflicting national standards shall be withdrawn at the latest by November 2013. Attention is dr

12、awn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 28094:1994. According to the CEN-CENELEC Internal Regulations, the nation

13、al standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithu

14、ania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 8094:2013 has been approved by CEN as EN ISO 8094:2013 without any modification. BS EN ISO 8094:2013ISO 8094:2013

15、(E) ISO 2013 All rights reserved iiiContents PageForeword iv1 Scope . 12 Normative references 13 Test principle . 14 Apparatus . 15 Specimens 16 Procedure. 27 Expression of results 28 Test report . 2BS EN ISO 8094:2013ISO 8094:2013(E)ForewordISO (the International Organization for Standardization) i

16、s a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represe

17、nted on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.International Standards are dr

18、afted in accordance with the rules given in the ISO/IEC Directives, Part 2.The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International St

19、andard requires approval by at least 75 % of the member bodies casting a vote.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights.ISO 8094 was prepared by

20、 Technical Committee ISO/TC 41, Pulleys and belts (including veebelts), Subcommittee SC 3, Conveyor belts.This second edition cancels and replaces the first edition (ISO 8094:1984), of which it constitutes a minor revision.iv ISO 2013 All rights reservedBS EN ISO 8094:2013INTERNATIONAL STANDARD ISO

21、8094:2013(E)Steel cord conveyor belts Adhesion strength test of the cover to the core layer1 ScopeThis International Standard specifies a test method for determining the adhesion strength of the cover to the core layer.It applies exclusively to steel cord conveyor belts.2 Normative referencesThe fol

22、lowing documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 36, Rubber,

23、 vulcanized or thermoplastic Determination of adhesion to textile fabricsISO 6133, Rubber and plastics Analysis of multi-peak traces obtained in determinations of tear strength and adhesion strengthISO 18573, Conveyor belts Test atmospheres and conditioning periods3 Test principleMeasurement of the

24、force required to separate the covers from the core layer by stripping.4 Apparatus4.1 Tensile test machine with jaws, in accordance with the equipment described in ISO 36.5 SpecimensTake six specimens with the following dimensions:a) belts without weft, with or without textile reinforcement:1) lengt

25、h (in the longitudinal direction of the belt): 150 mm min.;2) width: 25 mm min. and containing at least two steel cords;3) thickness: full thickness of the belt;b) belts with metallic weft:1) length (in the direction of the cord layer): 150 mm min.;2) width: 25 mm 0,5 mm;3) thickness: full thickness

26、 of the belt.Cut the specimens parallel to the axis of the belt and at least 50 mm from the belt edge. ISO 2013 All rights reserved 1BS EN ISO 8094:2013ISO 8094:2013(E)Using a knife, cut the cover rubber on either side of the specimen along the upper and lower edges of the cords along a length suffi

27、cient for a safe grip in the jaws of the test machine.6 Procedure6.1 Carry out the test in accordance with ISO 36, at least five days after manufacture of the belt.Unless otherwise specified, and so indicated in the test report, carry out the test at 23 C 2 C and 50 % 5 % relative humidity in accord

28、ance with ISO 18573, Atmosphere B.6.2 From the first three specimens, fix the top cover in one jaw of the test machine and the core layer including the cords (without the bottom cover) in the other jaw.6.3 Start the test machine, with the gap widening speed of the jaws maintained constant at 100 mm/

29、min 10 mm/min.6.4 Record a graphical plot of the force.6.5 From the remaining three specimens, fix the bottom cover in one jaw and the core layer, including the cords in the other jaw, and repeat the test in accordance with 6.3 and 6.4.6.6 Carry out three tests.6.7 If the adhesion strength of the co

30、ver to the core layer is greater than the tear strength of the core layer, the maximum force obtained is recorded together with the mode of failure.7 Expression of results7.1 From the recordings of the separating force variations, determine the median force F in accordance with ISO 6133.7.2 For each

31、 test, the adhesion strength T of the cover to the core layer, in newtons per millimetre, is calculated by Formula (1):TFb=(1)where b is the width of the specimen, expressed in millimetres.7.3 Calculate separately the mean for the top cover and the bottom cover by Formula (2):TTTT=+1233(2)7.4 Round

32、off single values T and mean values T to 0,1 N/mm.8 Test reportThe test report shall include the following information:a) a reference to this International Standard, i.e. ISO 8094;b) the identification of the belt tested;2 ISO 2013 All rights reservedBS EN ISO 8094:2013ISO 8094:2013(E)c) the width o

33、f the specimens;d) the adhesion strengths of the top cover and the bottom cover, respectively, to the core layer in accordance with Clause 7;e) any operating details not specified in this International Standard or considered optional, together with any events which are likely to have influenced the

34、results. ISO 2013 All rights reserved 3This page deliberately left blankThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other standards-related publications, information and services.BSI is incorporated by Royal Charter. British Standards and

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