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Key points
: Outlines the competence needed for welding personnel and the necessary Welding Procedure Specifications (WPS) 13480-4 pdf
The standard applies to metallic industrial piping systems, including their supports. It serves as a bridge between the theoretical calculations of engineers and the practical work performed in fabrication shops and at industrial facilities. Key Sections within the Document However, you also asked for a on this topic
: Requirements for identifying materials throughout the fabrication process. 13480-4 pdf