Fittings formed from tube. Of austenitic stainless steel grades, corresponding to AISI types 304, 304L, 316, 316L, 316Ti, 321 and 321H and their equivalent in the other norms, with a greatest external diameter not exceeding 406.4 mm and a wall thickness of 16 mm or less, with a roughness average (Ra) of the internal surface not less than 0.8 micrometres, not flanged, whether or not finished. They are in the form of bends, tees and reducers. Not flanged. Used in the dairy and brewing industry and are parts used to complete process lines. They are not flanged. They are used to complete process. Austenitic stainless steel grades, corresponding to AISI types 304, 304L, 316, 316L, 316Ti, 321 and 321H and their equivalent in the other norms, with a greatest external diameter not exceeding 406.4 mm and a wall thickness of 16 mm or less, with a roughness average (Ra) of the internal surface not less than 0.8 micrometres.

GENERAL INTERPRETATIVE RULES 1 AND 6 TEXT TO CODES 7307 AND 7307 23 10 85 NOTES TO HEADING 7307 APPLICANT DECLARATION