ASME B16.1—1998 CAST IRON PIPE FLANGES AND FLANGED FITTINGS Classes 25,125,and250
The 1998 edition of this Standard is being issued with an automatic addenda subscription service. The use of addenda allows revisions made in response to public review comments or committee actions to be published on a regular yearly basis; revisions published in addenda will become effective 6 months after the Date of Issuance of the addenda. The next edition of this Standard is scheduled for publication in 2003.
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