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API Specs 600 or 6D standards
- Check valves can be designed to API Specs 600 or 6D standards. Typically, check valves designed to API Spec 600 specifications are used in the industrial market. Usually designed with reduced port sizes, these valves have special bolting and cover sealing, angle seating, a two-piece clapper and arm unit, and hard chrome trims.
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May 10, 2016 · STANDARDS. Many of the standards on stop check valves are related to globe valves, and there are many of those types of standards. API published a standard on globe valves recently that discusses valves larger than NPS 2. API 623, which was published in 2013, covers stop check valves. Subjects covered include:
BS 1868:1975 Specification for steel check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries. BS 1873:1975 Specification for steel globe and globe stop and check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries.
Jan 30, 2023 · What are Check Valves Used for? They are a standard component, used in multiple industries. They are used to prevent fluid and gas from flowing in the wrong direction. Some of the most common uses include: In pump outlets to keep water moving in the right direction.
BS 1873 Standard specifies requirements for cast or forged carbon and alloy steel outside screw and yoke globe valve and globe stop valve and check valves, straight pattern, angle pattern and (oblique) Y pattern, with flanged or butt-welding ends.
Jul 3, 2016 · The following are various codes and standards that govern check valves and their connections. When designing a piping system, it is always good to refer to these codes and standards. API Standards. API Spec 6D - Specification for Pipeline Valves, End Closures, Connectors and Swivels. API Std 594 - Check Valves: Flanged, Lug, Wafer and Butt-welding.
Apr 15, 2003 · BS EN 13709:2002 is maintained by PSE/18/2. This standard is available from the following sources: BSI Knowledge British Standards Online (BSOL)
The current release of this standard is: BS 1873:1975 Specification for steel globe and globe stop and check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries.
