1.1 This specification covers alloy UNS N06333 in the form of welded tube intended for heat-resisting applications and general corrosive service. 1.2 The values stated in inch-pound units are to be regarded as standard. This specification covers UNS N06333 alloy welded tubes intended for heat-resisting applications and general corrosive service. Each tube should be made from the flat-rolled alloy by an automatic welding process without any filler metal additions and s