Application and Standards

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                

MANUFACTURING STANDARDS AND CERTIFICATION, comparative with the various national standards. PRODUCTION STANDARDS AND CERTIFICATION, with all the National standards
Final employment sector	European Standards Regulations and Description (EN)		National standards, description and validity
Final use	European Standards with description (EN)		National Standards with description and validity
Piping Fluid Conduction Piping Fluid conduction	EN 10217 - 7	Welded steel pipes for pressure purposes. Technical supply conditions. Part 7: Stainless steel tubes.	ASTM A312
			Standard welded tubes RICOTTI for high temperatures and corrosion (PIPE). Standard for annealed welded tubes for high temperatures and Engineering (PIPE)
			ASTM A 778
		Welded steel tubes for pressure purposes. Technical delivery conditions. Part 7: stainless steel tubes	Standard welded pipes NOT RICOTTI for high temperatures e corrosion (PIPE). Standard for not annealed welded tubes for high temperatures Engineering (PIPE)
Corrosion Exchangers Heat exchanger Engineering			ASTM A249
			Standard welded pipes RICOTTI x pressure vessels (exchangers).                          Standard for annealed welded tubes for pressure equipment
Sanitary, food and hygienic                          Sanitary, Food and Hygienic	EN 10217-7 / EN 10357	Stainless steel tubes for the food, chemical and pharmaceutical industries. -                      Stainless steel tubes for Food, Chemical and pharmaceutics industries	ASTM A270
			Standard welded tubes RICOTTI for sanitary and pharmaceutical applications.                          Standard for annealed welded tubes for sanitary and pharmaceutics purposes
Corrosion Engineering	EN 10296-2	Welded steel tubes of circular cross-section for mechanical and engineering uses                          General. Technical delivery conditions. Part 2: Stainless steel tubes.	ASTM A269
			Standard welded tubes RICOTTI for general purposes                          Standard for annealed welded tubes for general purposes
Ornamental Ornamental - Structural Structural - Automotive		Welded steel tubes with circular section for mechanical and engineering purposes.Technical                          delivery conditions. Part 2: Stainless Steel tubes	ASTM A554
			Standard x welded tubes for mechanical applications.                          Standard for welded tubes for mechanical purposes
Hydrosanitary Water	EN 10312	Welded stainless steel tubes for conveying aqueous liquids including water                          for human consumption. Technical delivery conditions.	ASTM A270
		Welded stainless steel tubes for aqueous fluid carriage, included water for human                          consumption. Technical delivery conditions.	Standard welded tubes RICOTTI for sanitary and pharmaceutical applications.                          Standard for annealed welded tubes for sanitary and pharmaceutics purposes
Note: the standards described above are not subject to adjustment and updating by ATI.
The audits and related issues in a controlled form are the responsibility of the single bodies                          accredited and recognized standards.
N.B .: all the standards here are not subject to ATI's corrections or updating.
The reliable and recognized institutions for standardization take the responsibility for the                          relevant controlled issues.