Standards Update: API 609 Butterfly Valve 3rd Ballot

API 609: Butterfly Valves: Double-flanged, Lug- and Wafer-type Edition 9 Update Status: 3rd Ballot issued out for API SCOPV member for review and voting. October 8, 2020. The new revision of API 609, expected for publish in 2021, is issued out for ballot among voting member. As a third ballot, it is close to finalizationContinue reading “Standards Update: API 609 Butterfly Valve 3rd Ballot”