Revised Standard from Last Update.

1. SCOPE

1.1 This standard covers requirements for equilibrium float valves of plastic, for water service up to 45 °C for use in applications, such as for coolers, flush tanks and overhead tanks.

1.2 Diaphragm type (plastic body) float operated valves are covered in IS 13049.

2. REFERENCES

The Indian Standard given below contain provisions, which, through reference in this text, constitute provisions of this standard. At the time of publication, the edition indicated was valid. All standards are subject to revision, and parties to agreement based on this standard are encouraged to investigate the possibility of applying the most recent edition of the standards given below:

2643 : 2005 Pipe threads where pressure - Tight joints are not made on the threads - Dimensions, tolerances and designation (third revision)

4905 : 2015/ISO 24153 : 2009 Random sampling and randomization procedures (first revision)

7231 : 2021 Plastic flushing cisterns for water closets and urinals - Specification (third revision)

13049 : 1991 Diaphragm type (plastic body) float operated valves for cold water services - Specification