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Homepage>BS Standards>91 CONSTRUCTION MATERIALS AND BUILDING>91.140 Installations in buildings>91.140.60 Water supply systems>BS 1212-3:1990 Float operated valves Specification for diaphragm type float operated valves (plastics bodied) for cold water services only (excluding floats)
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immediate downloadReleased: 1990-12-31
BS 1212-3:1990 Float operated valves Specification for diaphragm type float operated valves (plastics bodied) for cold water services only (excluding floats)

BS 1212-3:1990

Float operated valves Specification for diaphragm type float operated valves (plastics bodied) for cold water services only (excluding floats)

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Standard number:BS 1212-3:1990
Pages:22
Released:1990-12-31
ISBN:0 580 18969 4
Status:Standard
DESCRIPTION

BS 1212-3:1990


This standard BS 1212-3:1990 Float operated valves is classified in these ICS categories:
  • 91.140.60 Water supply systems

This Part of BS 1212 specifies the performance requirements, materials, certain dimensions and tolerances of diaphragm type float operated valves (plastics bodied) of nominal size ½ for cold water services only, capable of accepting interchangeable low or high pressure renewable seats for use at pressure up to and including 3 bar1) and up to and including 14 bar respectively (see 9.1) and intended for use with 114 S or 114 NS floats (plastics) conforming to BS 2456.

NOTE 1 The nominal size is that corresponding with the Class G ½ B pipe thread specified in BS 2779.

NOTE 2 The titles of the publications referred to in this standard are listed on the inside back cover.


Operational requirements.