ISO/TS TECHNICAL SPECIFICATION 18166 Firstedition 2016-03-01 Numerical welding simulation Execution and documentation Simulation numerique de soudage-Execution et documentation Reference number ISO/TS18166:2016(E) ISO Intermational Organization for Standardization @IS02016 e=ZHEJIANG INST OF STANDARDIZATION C15956617 No reproduction or itted without license from IHS IS0/TS 18166:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,Published inSwitzerland All rights reserved. Unless otherwise specified, 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. ISOcopyrightoffice Ch. de Blandonnet 8. CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 copyright@iso.org www.iso.org Intematinaibr PrganizationforStandardization Licensee-ZHEJIANG INST OF STANDARDIZoISQ0d6-All rights reserved networking permited without license from IHS IS0/TS18166:2016(E) Contents Page Foreword ..V 1 Scope ..1 2 Normativereferences 3 Terms and definitions 4 Description oftheproblem .3 4.1 General .3 4.2 Simulation object 4.3 Simulation objectives 4 4.4 Physical model. .4 4.5 Mathematical modeland solution method 5 4.6 Implementation .5 5 Workflow .5 5.1 General .5 5.2 Simplifications and assumptions .6 5.2.1 General .6 5.2.2 Material properties. .6 5.2.3 Model scale and scope .6 5.2.4 Analysis coupling .6 5.3 Processdescriptionand parameters 1 5.4 Structure and weld geometries 1 5.5 Materials .7 5.5.1 General. 7 5.5.2 Thermo-physical material properties .7 5.5.3 Thermo-mechanical material properties .7 5.6 Loads and boundary conditions. .7 5.6.1 .7 General 5.6.2 Thermal. .7 5.6.3 Mechanical 5.7 Results review .8 5.8 Reporting .8 6 Validation and verification 6.1 General .8 6.2 Verification of the simulationmodel 6.3 Calibration of the model parameters ..8 6.4 Plausibilitycheckofthesimulation results .9 6.5 Validation of thesimulation results .9 6.5.1 General 9 6.5.2 Validationexperimentguidelines .9 7 Reporting/display of results .9 7.1 General. 9 7.2 Simulation object 7.3 Material properties and input data .10 7.4 Process parameter. ..10 7.5 Meshing. ..10 7.6 Numerical model parameters ..10 7.7 Analysis of results. ..10 AnnexA (informative) Documentation template ..11 AnnexB (informative)Modellingofheattransferduringwelding ..12 AnnexC (informative)Validationexperimentguidelines ..14 AnnexD(informative)Modellingofresidual stresses .16 iii Licensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ed without license from IHS Not for Resale, 2016/4/26 02:35:32