API 609 REDLINE : 2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
BUTTERFLY VALVES: DOUBLE-FLANGED, LUG- AND WAFER-TYPE
02-01-2024
01-01-2009
1 Scope
2 Normative References
3 Pressure-temperature Ratings
4 Design
5 Materials
6 Examination, Inspection, and Testing
7 Markings
8 Packaging and Shipping
Annex A (normative) - Disc-to-pipe Clearances
Annex B (normative) - Information to be Specified by
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