DR 99004 CP
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Non-return valves - Swing check and tilting disc
06-30-2017
12-08-1998
Proposes material, design and performance requirements for non-return valves, swing check and tilting disc type, for use in water supply and sewerage systems (swing check only) and for operation in both horizontal and vertical positions. The draft Standard covers Classes 14, 16 and 21 valves in the size range DN80 to DN600. Proposed as a Joint Australian/New Zealand Standard.
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