ISO/TR TECHNICAL REPORT 23605 Second edition 2018-04 Technical product specification (TPS) Application guidance - International model for national implementation Spécification technique de produits (TPS) - Lignes directrices d'application - Modele international pour mises en oeuvre nationales Reference number ISO/TR 23605:2018(E) rso @IS02018 IS0/TR 23605:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0/TR 23605:2018(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope. 2 Normative references .... 3 Terms and definitions ..1 4 Fundamental and general standards underpinning IS0/TR 23605 ..2 4.1 The GPS matrix .2 4.2 Standard reference temperature .3 5 Expression of the concept .3 6 Types of documentation. .3 6.1 General .3 6.2 Commentary and recommendations .3 6.2.1 Combined drawing 3 6.2.2 Document list (drawing list) .3 7 Relationship between design definition and interpretation .4 7.1 Targeting of a TPD .4 7.2 Uncertainty of specification ..4 7.3 Extraction .4 8 Presentation media .4 9 Scales ..4 10 Lines, arrows and terminators .5 10.1 Lines. .5 10.2 Arrows and terminators ..5 11 Lettering. ..5 12 Projections .5 13 Views. .6 14 Sections. ..6 15 Part references ..6 16 Graphical representation (abbreviations and symbols) .6 16.1 Abbreviations ..6 16.2 Symbols used for physical quantities ..6 16.3 General symbols. .7 16.4 Textual equivalents. .8 16.5 Representation of processes ..8 17 Representation of features .8 18 Representation of components .. 19 Dimensioning and tolerancing ..9 19.1 General, ..9 19.2 Decimal marker ..10 20 Geometrical tolerancing. ..10 21 Surface texture indication ..11 22 Verification ..11 22.1 Instrumentation .11 22.2 Acceptance tests .12 @ IS0 2018 - All rights reserved iii