IS 14845 : 2000 Resilient Seated Cast Iron Air Relief Valves for Water Works Purposes - Specification

ICS 23.060.99                                                CED 3

Reaffirmed 2020

1 Scope

This Indian Standard covers requirement of single air valve (small and large orifice) double air valves (small and large orifice with or without integral isolating valve) and kinetic air valves with or without separate isolating sluice valve for use on water mains.

2 References

IS 210 : 1978 Grey iron castings

IS 318 : 1981 Leaded tin bronze ingots and castings

IS 320 : 1980 High tensile brass rods and sections (other than forgings stock)

IS 341 : 1973 Black japan, Types A, B and C

IS 554 : 1985 Dimensions for pipe threads where pressure tight joints are required on the threads

IS 638 : 1979 Sheet rubber jointing and rubber insertion jointing

IS 780 : 1984 Specification for sluice valves for water works purposes (50 to 300 mm size)

IS 1363 : Parts 1 to 3 : 1992 Hexagonal head bolts, screws and nut of product grade C

IS 1538 : 1993 Specification for cast iron fittings for pressure pipes for water, gas and sewage

IS 1570 : Part 5 : 1985 Schedules for wrought steels for general engineering purposes: Part 5 Stainless steel and heat resisting steels

IS 3444 : 1987 Specification for corrosion resistant high alloy steel and nickel base casting for general applications

IS 5414 : 1969 Gasket and packings - Jute and hemp

IS 6418 : 1971 Cast iron and malleable cast iron flanges for general engineering purposes

IS 6603 : 1972 Stainless steel bars and flats

IS 9862 : 1981 Ready mixed paint, brushing, bituminous, black lead-free, acid, alkali, water and chlorine resisting

IS 11855 : 1986 General requirements for rubber seals for hydraulic gates