This standard is issued under the fixed designation A 826; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon ( ュ) indicates an editorial change since the last revision or reapproval.

1.Scope

1.1 This specification covers seamless, annealed or cold worked, austenitic or ferritic stainless steel duct tubes of 2 to 7-in. (50 to 178-mm) outside dimensions with wall thickness breeder reactor plants.
1.2 The values stated in inch-pound units are to be regarded as the standard.