1.1 This specification covers welded pipe of nickel and nickel-cobalt alloys (UNS N10001; UNS N10665; UNS N12160; UNS N10629; UNS N10675; UNS 10276; UNS N06455; UNS N06007; UNS N06975; UNS N08320; UNS N06002; UNS N06022; UNS N06059; UNS N06985; UNS N06030; UNS R30556; UNS N08031; UNS N06230; UNS N06686; and UNS R20033)* as shown in Table 1.

1.2 This specification covers pipe in Schedules 5S, 10S, 40S, and 80S through 8-in. nominal pipe size as set forth in ANSI B36.19 (see Table 2).

1.3 Two classes of pipe are covered as follows:

1.3.1 Class I -As welded and solution annealed or welded and sized and solution annealed.

1.3.2 Class II -Welded, cold worked, and solution annealed.

1.4 All pipe shall be furnished in the solution annealed and descaled condition. When atmosphere control is used, descaling is not necessary.

1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.