EN 13067 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM September 2020 ICS03.100.30; 25.160.10 Supersedes EN13067:2012 English Version Plastics welding personnel - Qualification of welders Thermoplastics welded assemblies Personnel en soudage des plastiques - Epreuve de Kunststoffschweifpersonal -Qualifizierung von qualification des soudeurs - Assemblages soudés Schweifsern - Thermoplastische Schweifsverbindungen thermoplastiques ThisEuropeanStandardwasapprovedbyCENon26July2020. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of anational 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 official versions (English, French, German). A version in any other language made by translation under the responsibility ofa 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 bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELEC ManagementCentre:Ruedela Science23,B-1040Brussels @2020CEN All rights of exploitation in any form and by any means reserved Ref.No.EN 13067:2020 E worldwide for CEN national Members. Contents Page Europeanforeword Introduction. 1 Scope .6 2 Normative references 3 Terms and definitions 4 Admissiontothequalificationtests 10 5 Testing of skill and knowledge.... 5.1 General. ..10 5.2 Practical test. 5.3 Theoretical test. 11 5.3.1 General. 11 5.3.2 Questions 11 6 Duty of Plastics WeldingExaminer and invigilator 7 Range of qualification 8 Welding of test piece 8.1 Difficulties and corrections whilst weldingthetest piece. 19 8.2 Inspectionrequirements. 19 8.3 Test piece... ..19 9 Test piece and test specimens, shapes and dimensions.. .19 10 Evaluation and acceptance criteria of testpiece(s) and test specimens... 10.1 General.. 28 10.2 Visual examination ... 10.3 Destructivetests. ..28 10.3.1 General .28 10.3.2 Bend test 10.3.3 Peel test.. .28 10.3.4 Tensiletest 30 10.3.5 Visualexamination oflongitudinal cross-sections.. 10.4 Non-destructive tests -High voltage test.. 31 11 Test result ..31 11.1 Overall assessment. 31 11.2 Practical test... ...32 11.3 Theoretical test.. 12 Failed test. ..32 13 Period of validity... ..32 13.1 Initial qualification. 13.2 Prolongation.. .32 14 Qualification renewal 2 Annex A (informative) Welding record sheet - Heated tool butt welding of pipes. 33 AnnexB(informative)PwEevaluationsheetforpracticaltest. .34 B.1 Welding process: Hot gas round nozzle - Hot gas speed. ..34 B.2 Welding process: Extrusion welding. ..36 B.3 Weldingprocess:Heatedtoolbuttwelding. B.4 Welding process: Heated tool socket welding - Heated tool saddle welding.. ..40 B.5 Welding process: Electrofusion socket welding - Electrofusion saddle welding...41 B.6 Welding of liningmembranes, B.7 Welding process: Solvent welding. ..46 Bibliography.... 47