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ASTM-F993 2021

$34.13

F993-21 Standard Specification for Valve Locking Devices

Published By Publication Date Number of Pages
ASTM 2021 5
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ASTM F993-21

Active Standard: Standard Specification for Valve Locking Devices

ASTM F993

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 The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 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.

Keywords

locking device; marine technology; ship; valve; valve locking device;

ICS Code

ICS Number Code 47.020.30 (Piping systems)

DOI: 10.1520/F0993-21

ASTM-F993 2021
$34.13