Active Standard ASTM F1298 | Developed by Subcommittee: F25.11
Book of Standards Volume: 01.07
Historical (view previous versions of standard)
This specification covers the design, manufacture, and testing of ball joints utilized for accommodating thermal expansion and contraction, or mechanical movement of a pipeline carrying fluid. Ball joints shall be designed to conform to the requirements prescribed. Flex cycle test, thermal cycling test, and hydrostatic test shall be performed to meet the requirements prescribed.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This specification covers the design, manufacture, and testing of ball joints utilized for accommodating thermal expansion and contraction, or mechanical movement of a pipeline carrying fluid. The ball joints are intended for use in systems operating above 0°F (18°C).
1.2 The following precautionary caveat pertains only to the test methods portion, Section 7, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
American Society of Mechanical EngineersASME Boiler and Pres Vessels Section IX, Welding and Brazing Requirements
A395/A395M Specification for Ferritic Ductile Iron Pressure-Retaining Castings for Use at Elevated Temperatures
F722 Specification for Welded Joints for Shipboard Piping Systems
ANSI StandardB 31.1 Power Piping Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http://www.ansi.org.
ICS Number Code 47.020.05 (Materials and components for shipbuilding)