IS 5312 : Part 1 : 2004 Swing Check Type Reflux (Non-Return) Valves for Water Works Purposes - Specification - Part 1 : Single Door Pattern

1 Scope

1.1 This standard (Part 1) covers requirement for flanged reflux valves of single door, swing check type used for water works purposes of sizes 50 to 600 mm.

1.2 Double disc check and lift check valves are not covered under the scope of this standard.

2 References

The standards given in Annex A containprovisions which, through reference in thistext, constitute provisions of this standard. Atthe time of publication, the editions indicatedwere valid. All standards are subject to revisionand parties to agreements based on thisstandard are encouraged to investigate thepossibility of applying the most recent editionsof the standards given in Annex A.