ASTM F993-17 PDF

Scope: 1.1 This specification2 covers the application, design, and materials for valve locking devices. 1.2 Locking devices Types I and II described in this specification are designed to secure the valve in a fully opened or completely closed position. 1.3 This specification does not apply to valves equipped with locking devices from the valve manufacturer, unless this standard is invoked in the procurement ordering data for the valve or its locking device, or both. 1.4 This specification is intended to supersede NASEA drawing S4824-1385509. However, cancellation of that drawing and adoption of this specification can only be effected by the navy. 1.5 The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard. 1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ASTM F993-17 Referenced Document

ASTM A240/A240M Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
ASTM A36/A36M Standard Specification for Carbon Structural Steel
ASTM A492 Standard Specification for Stainless Steel Rope Wire*， 2019-03-01 Update
ASTM A668/A668M Standard Specification for Steel Forgings, Carbon and Alloy, for General Industrial Use
ASTM B209 Standard Specification for Aluminum and Aluminum- Alloy Sheet and Plate
ASTM B580 Standard Specification for Anodic Oxide Coatings on Aluminum*， 2019-04-01 Update
ASTM F708 Standard Practice for Design and Installation of Rigid Pipe Hangers*， 2022-10-01 Update