IS 9762 : 1994 Specification for polyethylene floats (spherical) for float valves

1 Scope

This standard covers the requirements for polyethylene sphericalfloats suitable for float valves of nominal sizes of 15, 20, 25,32, 40 and 50 mm.

NOTE - Nominal size of the float is related with the nominalsize of the float valve with which it is to be used.

2 References

IS 1703 : 1989Specification for copper alloy float valves(horizontal plunger type) for water supply fittings

IS4218ISO metric screw threads

Part 1 :1976 Basic and design profiles

Part 2 :1976 Diameter pitch combinations

Part 3 :1976 Basic dimensions for design profiles

Part 4 :1976 Tolerancing system

Part 5 :1979 Tolerances

Part 6 :1978 Limits of sizes for commercial bolts andnuts(diameter range 1 to 52 mm)

IS 4905 : 1968Methods for random sampling

IS 7328 : 1992High density polyethylene materials for moulding andextrusion