Transcription of NORSOK STANDARD
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NORSOK STANDARD
NORSOK STANDARD COMMON REQUIREMENTS WELDING AND INSPECTION OF piping M-CR-601 Rev. 1, December 1994 Welding and Inspection of piping M-CR-601 Rev. 1, December 1994 _____ NORSOK STANDARD 1 of 13 CONTENTS 1 FOREWORD 2 2 SCOPE 2 3 NORMATIVE REFERENCES 2 4 DEFINITIONS AND ABREVIATIONS 3 Abreviations 3 Definitions 4 5 WELDING QUALIFICATION REQUIREMENTS 4 General 4 Non Destructive Testing of Test Welds 4 Mechanical Testing 5 Essential Variables 8 6 WELDING REQUIREMENTS 9 General 9 Welder and Welding Operator Qualification 9 Welding Consumables 9 Preheat and Interpass Temperature 10 Backing and Shielding Gas 10 7 INSPECTION AND NON DESTRUCTIVE TESTING (NDT) 11 Personnel Qualification 11 Acceptance Criteria 11 Radiographic Testing 11 Ultrasonic Testing 11 Extent of Non Destructive Testing 12 8 REPAIR 12 Welding and Inspection of piping M-CR-601 Rev.
systems, for which NORSOK L-CR-001, «Piping and Valves» is the governing design standard . This standard is based on ASME B31.3 in general and as an option to use EN 288 for welding procedure qualifications and EN 287 for welder qualifications in particular. The ASME B31.3 shall apply with addition of the requirements given in this standard.
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