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.
7.4 Ultrasonic Testing 11 7.5 Extent of Non Destructive Testing 12 ... UNS Unified Numbering System WPS Welding Procedure Specification . Welding and Inspection of piping M-CR-601 ... The test specimen shall be in the as welded state after normal weld cleaning operation and have a dimension of full wall thickness by 25 mm along the weld and 50 ...
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