ANSI/MSS SP-144:2020
Current
Current
The latest, up-to-date edition.
Pressure Seal Bonnet Valves
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
01-07-2020
Publisher
This Standard Practice covers construction requirements for steel and alloy valves having pressureseal bonnets in the size range of NPS 2 (DN 50) through NPS 50 (DN 1250) and Pressure Classes 600, 900, 1500, 2500, and 4500.
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