AWWA C110/A21.10:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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American National Standard for Ductile-Iron and Gray-Iron Fittings, 3 In. Through 48 In. (76 mm Through 1,219 mm), for Water
01-01-1998
01-12-2025
The major revisions in this edition of ANSI/AWWA C110/A21.10-98 include the following: the format has been changed to AWWA standard style; Section I.A, Background, was revised to recognize the withdrawal of the American Gas Association as secretariat of the A21 Committee; the acceptance clause (Sec. I.C) has been revised to approved wording; the advisory information paragraph (Sec. II.A) was revised and moved from the body of the standard into the foreword; the scope of the standard has been limited to water service and all references to gas and other liquids have been eliminated; the scope was amended to recognize 350-psi (2,413-kPa) ratings for 12-in.
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Standard
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American Water Works Association
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Superseded
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