Transcription of External Three Layer Extruded Polyethylene Based …
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External Three Layer Extruded Polyethylene Based Coatings for On-Shore and Off-Shore Steel Linepipes Approved by: Written by: Reviewed by: Date: June 30, 2000 DATA Steel Pipe Industries Revision 0 An Uncontrolled Copy ii Table of Contents 1 2 3 SUMMARY OF PHYSICAL PROPERTIES OF THE coating SYSTEM (AS PER DIN30670)..1 4 APPLICATION 5 6 INSPECTION & 7 MARKING OF COATED External Three Layer Extruded Polyethylene Based COATINGS 11 Scope This specification defines the application of factory applied External Three Layer Extruded Polyethylene Based coatings for the corrosion protection of pipes and pipeline components. External Extruded Polyethylene coating can be used for the protection of buried or submerged pipes service at temperatures up to +50 oC when supplied with normal type coatings (N). Higher temperature and/or higher mechanical requirements may demand special types of PE. The coating in this specification can be applied to longitudinally or spirally welded and to seamless steel tubes and components used for the construction of pipelines for conveying liquids or gases Definitions Applicator - The contractor who applies the coating to the pipe.
EXTERNAL THREE LAYER EXTRUDED POLYETHYLENE BASED COATINGS 1 1 Scope This specification defines the application of factory applied external three layer extruded polyethylene based
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