ISO INTERNATIONAL STANDARD 14555 Fourth edition 2017-05 Welding - Arc stud welding of metallic materials Soudage - Soudage a I'arc des goujons sur les matériaux métalliques Reference number IS0 14555:2017(E) ISO @IS02017 IS0 14555:2017(E) Contents Page Foreword .vi Introduction. .vii 1 Scope. .1 2 Normative references .1 3 Terms and definitions 2 4 Symbols and abbreviated terms 3 4.1 Symbols .3 4.2 Abbreviated terms 4 5 Technical review. .4 6 Welding personnel. .5 6.1 Stud-welding operators .5 6.2 Welding coordination. .5 7 Equipment .6 7.1 Production equipment .6 7.2 Description of the equipment .6 7.3 Maintenance 6 8 Production planning .7 9 Welding procedure specification (WPS) .7 9.1 General .7 9.2 Information related to the manufacturer. 7 .1 9.2.1 Identificationofthemanufacturer 9.2.2 Identification of the WPS. 1 9.2.3 Reference to the welding procedure qualification record (WPQR) or other relevant documents... .7 9.3 Information related to the parent material .7 9.3.1 Parent material type. .7 9.3.2 Dimensions. 7 9.4 Welding process.. 8 9.5 Joint. .8 9.5.1 Joint design .8 9.5.2 Welding position 8 9.5.3 Preparation of parent material surface .8 9.5.4 Jigs and fixtures. 8 9.5.5 Support. .8 9.6 Studs. .8 9.6.1 Designation. 8 9.6.2 Handling. .8 9.7 Auxiliaries. .8 9.7.1 Ceramic ferrules (if any) .8 9.7.2 Protective gas (if any) 8 9.8 Power source 9 9.9 Movable fixtures. .9 9.9.1 Welding gun/lift mechanism .9 9.9.2 Shielding gas system (if used) .9 9.9.3 Stud feeding system (if any) .9 9.10 Welding variables . .9 9.10.1 Drawn-arc stud welding with ceramic ferrule or shielding gas and short- cycledrawn-arcstudwelding 9.10.2 Capacitor discharge drawn-arc stud welding or capacitor discharge stud welding with tip ignition. .9 9.11 Thermal conditions. .9 @ IS0 2017 - All rights reserved iii IS0 14555:2017(E) 9.12 Post-weld heat-treatment 10 9.13 Non-thermal treatment after welding 10 10 Welding procedure qualification. 10 10.1 Principles. 10 10.2 Welding procedure tests 10 10.2.1 Application.. 10 10.2.2 Proof of conformity of parent materials and stud materials 10 10.2.3 Shape and dimensions of test pieces 11 10.2.4 Welding. 11 10.2.5 Scope of examination and testing. 11 10.2.6 Acceptance criteria 11 10.2.7 Re-testing 12 10.2.8 Range of qualification. 12 10.3 Pre-production tests 14 10.3.1 Pre-production test for workshop applications 14 10.3.2 Pre-production test for stud welding on site (for through-deck stud welding) .14 10.4 Previous experience. 15 10.5 Welding procedure qualification record (WPQR) .15 11 Examination and testing .15 11.1 General. 15 11.2 Visual examination 15 11.3 Bend testing. 16 11.4 Tensile testing 19 11.5 Torque test. .22 11.6 Macro examination 22 11.7 Radiographic examination 22 11.8 Ring test 23 12 Acceptance criteria 23 12.1 General. 23 12.2 Acceptance criteria for visual examination 23 12.3 Acceptance criteria for bend testing 23 12.4 Acceptance criteria for tensile testing 24 12.5 Acceptance criteria for torque testing 24 12.6 Acceptance criteria for macro examination. 24 12.7 Acceptance criteria for radiographic examination 24 12.8 Acceptancecriteriaforringtests 24 12.9 Acceptance criteria for additional tests. 24 13 Workmanship .24 14 Process control. .25 14.1 General 25 14.2 Production test. 25 14.2.1 General. 25 14.2.2 Production test for drawn-arc stud welding with ceramic ferrule or shielding gas and short-cycle drawn-arc stud welding 26 14.2.3 Production test for capacitor discharge stud welding with tip ignition and capacitor discharge drawn-arc stud welding. 26 14.3 Simplified production test.. 26 14.4 Re-testing for production test or simplified production test. 26 14.5 Production surveillance. 27 14.5.1 Visual examination 27 14.5.2 Checking the welding parameters 27 14.5.3 Other examinations and tests 27 14.5.4 Production surveillance for drawn-arc stud welding with ceramic ferrule with qualification according to 10.3.2 27 14.6 Production surveillance record 27 14.7 Non-conformance and