1、CGSB CAN/CGSB-4-2 N0-32.2-M89 tt 1874650 OOLL348 798 9 CANlCGSB4.2 N./N“ 32.2-M89 TEXTILE TEST METHODS MTHODES POUR PREUVES BREAKING STRENGTH OF RSISTANCE LA RUPTURE TEXTILES DES COUTURES DES TISSS SEAMS IN WOVEN FABRICS Nat ional Norme Standard nationale of Canada J i Copyright Canadian General Sta
2、ndards Board Provided by IHS under license with CGSBNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CANiCGSB4.2 CGSB CAN/CGSB-4-2 N0.32-2-189 * = LB74650 OOLL347 624 N./N“ 32.2-M89 NATIONAL NORME STANDARD NATIONALE OFCANADA DUCANADA TEXTILE TEST METHODS MTHODES POU
3、R PREUVES TEXTILES BREAKING STRENGTH OF RSISTANCE LA RUPTURE SEAMS IN WOVEN FABRICS DES COUTURES DES TISSS Prepared by/Preparee par lOffice des normes generales du Canada Canadian General Standards Board -s e Published January 1989 by the Canadian General Standards Board Ottawa, Canada K1A 1G6 OMini
4、ster of Supply and Services Canada - 1989 a No part of this publication may be reproduced in any form without the prior permission of the publisher. Approved by/Approuvee par le Standards Council of Canada Conseil canadien des normes Publie, janvier 1989, par lOffice des normes generales du Canada O
5、ttawa, Canada K1A 1G6 OMinistre des Approvisionnements et Services Canada - 1989 Aucune partie de cette publication ne peut tre reproduite daucune manire sans la permission pralable de lditeur. C Copyright Canadian General Standards Board Provided by IHS under license with CGSBNot for ResaleNo repro
6、duction or networking permitted without license from IHS-,-,-CGSB CAN/CGSB-4-2 NO-32.2-189 * W 1874650 0011350 3Yb = The CANADIAN GENERAL STANDARDS BOARD (CGSB), under whose auspice9 this standatd has been devekped is a government agency mthin the Federai oepartmem of Suppiy and Serws. The CGSB IS e
7、ngaged KI the praductian of vduntary standam in a mde range of subject arees through the mediaof standardsCUllandthecona#isusprocessThestsndards COmmrtBBed am compmed of represematnrea of relevant mrests indudlq producers. consum and other us0m retailers, govemmenta educational lnswitiona technd. po
8、fessional and trade soaewsl and -and tesbng fxwl-ma Any given standardisdevebpedonthecaneensusofvwmaexpressedby such The Mnurters Adnsory Counui on COS6 reviBw8 the results of the cormnsw pracega The CGSB has been accredited by the Stendarda Counal of Canada as anabanal wnlngorgentzaban.fhestandards
9、 that d devekps and offers as Nshonal Standards of Canada umform to the aitena and procedures esaished forthm pwpose by the Standards Counai of Canada in addition to standards It publishes as nabonal standards, the CQSB producas stsndaids to meet parbailar needs, in r%sponse to requests from a varie
10、ty of 90um in both the puMc and pmrate sectors. Bath CGSB standards and nstional standards deveaped by the CGSB am devekped in mth the poi- deacnbed in the Poky Manuai far the Development and M- of Standsrds by CGSB. CGSB standards am subfectto mew and rewsun atanYbW, so as to ensure that they keep
11、abreast of techmbgical progress. Suggestnns for their irnprwement which are always welcome. should be brought to the nobce of the standards committees concerned. changes tD stsndards are issued eltherasseparate amndmentsheetsw in new ditions ofstandards. An uptodate Itsting of CQSB standerds, indudm
12、g details on katest 1ssus and amemlmems. and ordenng instNcbons mll be bund in pubhshed annually and is available mthout charge upon request the catalogua of standards and oualmed Products Lists which Is Atthough the intended pnmary applicaon of this standard is stated in ns Scope, d IS important to
13、 note that d remains the responsibtlity of the users of the standard to judge its suhabihty for their pamcular purpose- Many tests required by CGSB standards are inherently hazardous. The CGSB neither assumes nor accpts any responsibility for any injury or damage that may occur dunng or as the resul
14、t of tests. wherwer performed. The CGSB takes M posrbon respecbng the validity of any patent nghts asmted wth any Rem connected mth this standard. Users of this standard are eqxessly adwed that determinam of the validity of any such ptent rights mbdy their omi responsibility. Furiher intonnation on
15、the CGSB and I this remains the continuing responsibility of the accredited standards-wriing organization. a Those who have a need to apply standards are encouraged to use National Standards of Canada whenever practicable. These standards are subject to periodic review: therefore, users are cautione
16、d to obtain the latest edition from the organization prepanng the standard. Le CONSEIL CANADIEN DES NORMES est lorganisme de coordination du Systme de nmes nationales, une fdration dorganismes indpendants et autonomes qui travaillent au dhloppement et a lamlioration de la normalisation volontaire da
17、ns lintrt national. Les principaux buts du Conseil sont dencourager et de promouvoir la nomialisation volontaire comme moyen damliorer lconomie nationale, damliorer la sant, la cet aspect demeure la responsabilit de lorganisme rdacteur de normes accrdit. II est recommand aux personnes qui ont besoin
18、 de normes de se servir des Normes nationales du Canada lorsque la chose est possible. Ces normes font lobjet dexamens priodiques: cest pourquoi il est recommand aux utilisateurs de se procurer ldition la plus rcente de la norme auprs de lorganisme qui la prpare. The responsibility for approving Nat
19、ional Standards of Canada rests with the: incombe au: La responsabilit dapprouver les Normes nationales du Canada Standards Council of Canada, 350 Sparks Street, Ottawa, Ontario. K1R 7S8 Conseil canadien des normes 350, rue Sparks Ottawa, Ontario. K1R 7S8 Copyright Canadian General Standards Board P
20、rovided by IHS under license with CGSBNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CANADIAN GENERAL STANDARDS BOARD OFFICE DES NORMES GNRALES DU CANADA COMMITTEE ON TEXTILE TEST METHODS COMIT SUR LES MTHODES POUR PREUVES TEXTILES (Membership at date of approval)
21、 (Composition la date dapprobation) Dominion Textile Inc. Celanese Canada Inc. University of Sherbrooke Royal Canadian Mounted Police Du Pont of Canada Ltd. University of Alberta Canadian Carpet institute The Wool Bureau of Canada Ltd. Department of National Revenue, Customs Department of Consumer a
22、nd Corporate University of Manitoba Department of Consumer and Corporate National Research Council of Canada and Excise Affairs Affairs Consultant Ontario Research Foundation The T. Eaton Company Canada Ltd. Consoltex Inc. Sears Canada inc. Alberta Department of Public Works The Retail Research Foun
23、dation of Canada Patons & Baldwins (Canada) Inc. Technitrol Canada Ltd. Great Northern Apparel Inc. Canadian General Standards Board Audet, A.J. Chairman/Prsident Biron, C. Broadbent, D. Carroll, G. Clarke, N. Crown, Dr D.M. Mrs./Mme Edwards, D.S. Graham, M. Hurley, M. Ms./Mme Kasem, Dr M.A. King, D
24、r M. Law, L.D. Ms./Mme Mitton, M.T. Miss/Mlle Monk, W.B. Mortimer, R. Muniak, E. Ms./Mme Neussler, P. Patel, A. Rachid, A. Scrafton, K. Ms./Mme White, J. Wishart, P. Ms./Mme Yamamoto, C. Ms./Mme Randall, J. Mrs./Mme Secretaryisecrtaire Dominion Textile Inc. Celanese Canada Inc. Universit de Sherbroo
25、ke Gendarmerie royale du Canada Du Pont du Canada Lte Universit dAlberta Institut canadien du tapis The Wool Bureau of Canada Ltd. Ministre du Revenu national, Douanes et Ministre de ia Consommation et des Universit du Manitoba Ministre de la Consommation et des Conseil national de recherches du Can
26、ada Accise Corporations Corporations Expert-conseil Fondation de recherches de lOntario La Compagnie T. Eaton Canada Lte Consoitex Inc. Sears Canada Inc. Ministre des Travaux publics, Alberta La Fondation canadienne de recherche pour Patons & Baldwins (Canada) Inc. Technitrol Canada Lte le commerce
27、de dtail Great Northern Apparel Inc. Office des normes gnrales du Canada Acknowledgment is made for the French translation of this National Standard of Canada by the Translation Bureau of the Department of the Secretary of State. Nous remercions le Bureau des traductions du Secrtariat dtat de la tra
28、duction franaise de la prsente Norme nationale du Canada CANCGSB-4.2 No./N0 32.2489 Copyright Canadian General Standards Board Provided by IHS under license with CGSBNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CGSB CAN/CGSB-4-2 N0=32=2-M89 *Y m 3874650 0033353
29、055 m National Standard of Canada Norme nationale du Canada . Breaking Strength of Seams in Woven Fabrics Resistance a la rupture des coutures des tisss No.iNo 32.2489 1. PURPOSE AND SCOPE OBJU 1.1 This method determines the breaking strength of sewn La prsente mthode permet de dterminer la rsistanc
30、e seams in woven textile fabrics. The seams may be obtained either from a previously Les coutures peuvent tre obtenues d?articles cousus au sewn article or may be prepared in the laboratory pralable ou peuvent &re excutes en laboratoire according to agreed specifications. conformment des normes appr
31、ouves par accord. The method evaluates a straight seam line and is not La prsente mthode permet d?valuer les coutures droites applicable if the seam line is curved. et ne s?applique pas aux coutures en courbe. This method may require the use of materials and/or La prsente mthode peut ncessiter l?emp
32、loi de matriaux equipment that could be hazardous. This document ou d?quipement dangereux. Le prsent document n?entend does not purport to address all the safety aspects pas traiter de tous les aspects lis la scurit de son associated with its use. Anyone using this method has utilisation. II apparti
33、ent l?usager de la mthode de se the responsibility to consult the appropriate authorities renseigner auprs des autorits comptentes et d?adopter and to establish appropriate health and safety des pratiques d?hygine et de scurit conformes aux practices in conjunction with any existing applicable rglem
34、ents en vigueur avant de l?utiliser. regulatory requirements prior to its use. la rupture des coutures des tisss cousus. 1.2 1.3 1.4 2 PRINCIPLE PRINCIPE 2.1 A specimen is gripped in a tensile tester with the Un spcimen est fix dans un extensomtre de manire que seam perpendicular to the direction of
35、 the application la couture soit perpendiculaire au sens d?application de la of the force and equidistant from the clamps. A force et quidistante des pinces. Une force croissant gradually increasing force is applied until the graduellement est exerce jusqu? ce qu?il y ait rupture du specimen rupture
36、s. spcimen. 3. APPLICABLE PUBLICATIONS PUBLICATIONS APPLICABLES 3.1 The following publications are applicable to this Les publications suivantes s?appliquent la prsente 3.1.1 method: mthode: Canadian General Standards Board (CGSB) CANiCGSB-4.2 - Textile Test Methods: Office des normes gnrales du Can
37、ada (ONGC) CANCGSB-4.2 - Mthodes pour preuves textiles: No. 1-M - Precision and Accuracy of Measure- No 1-M - Prcision et exactitude des mesures ments No. 2-M - Conditioning Textile Materials for No 2-M - Conditionnement des textiles pour fins d?essais Testing 54-GP-1 - Stitches, Seams and stitching
38、s. 54-GP-1 - Points, coutures et piqres. Reference to the above publications is to the latest Sauf indication contraire de l?autorit appliquant la prsente issues, unless otherwise specified by the authority mthode, ces publications s?entendent de l?dition la plus applying this method. The source for
39、 these rcente. La source de diffusion est indique dans la section publications is shown in the Notes section. 3.2 intitule Remarques. 1 Copyright Canadian General Standards Board Provided by IHS under license with CGSBNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
40、-1. 4.1 4.1.1 4.1.2 4.1.3 4.2 4.2.1 4.2.2 4.3 4.4 APPARATUS Tenrlh tung mrchim it shall operate on one of the following principles: a. constant-rateof-extension (CRE) b. constant-ratesf-traverse (CRT). Con8tant-Rate=of-&tendon (CR Muchine - A testing machine in which one end oi the specimen is held
41、by a virtually stationary clamp and the other end is gripped in a clamp hat is driven at a constant speed, extending the specimen at a constant rate. A suitable weighing system is provided for detecting and recording the force applied. Conat8nt-Raie-of-mveme (CRll Muchlm - A testing machine in which
42、 one end of the specimen is held by a clamp driven at a constant speed while the other end is gripped in a clamp attached to a weighing mechanism of a type that permits movement of the attached clamp, ag., as in pendulum machines. The specimen is therefore not extended at a constant rate (Note 1). T
43、he maximum error of the indicated force at any point in the range, in which either of the machines described in par. 4.1.1 or 4.1.2 is used, shall not exceed 290 of the true force. Clamps for tensile testing machine: The clamps of the machine shall be capable of holding the specimen without allowing
44、 it to slip. and shall not cut or otherwise weaken the specimen. The faces of the jaws shall be plane and parallel. The dimensions of the front gripping surface shall be 25mm perpendicular and 25mm parallel to the direction of the application of the force. The back gripping surface shall be at least
45、 50 mm perpendicular and 25mm parallel to the direction of the application of the force. Sewlng machine: appropriate for stitching the agreed seam. Sewlng thread as agreed upon. APPAREILLAGE Extenso- le fonctionnement de Iextensomtre utilis doit obir lun des principes suivants: a. taux constant dext
46、ension (TCE) b. taux constant de traverse (TCT). &pumi/ i, taux constant dextension (rw - II sagit dun extenmtre dans lequel une extrmit du spcimen est retenue par une pince quasi-stationnaire et lautre extrmit est retenue par une pince mobile actionne une vitesse constante qui soumet le spcimen une
47、 force de traction un taux constant. Un dispositif de pesage appropri est install pour dtecter et enregistrer la force appliquee. Appadl i, taux constant de trrvem (TCT) - II sagit dun extensometre dans lequel une extrmit du spcimen est retenue par une pince actionne une vitesse constante et lautre
48、extrmit est fixe dans une pince relie un dispositif de pesage dun type qui permet le dplacement de cette pince. ag les appareils pendule. Le spcimen nest donc pas allong un taux constant (remarque 1). Lerreur maximale dindication de la force, en tout point de lchelle, pour lun ou lautre des appareils utilises, dcrits aux al. 4.1.1 ou 4.12, ne doit pas dpasser 2% de ia force relle. Pinces de Iextensombe: Les pinces de lappareil doivent pouvoir retenir le spcimen et lempcher de glisser, et elles ne doivent pas couper ni endommager autrement le s
