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BS 1655:1950

Current
Current

The latest, up-to-date edition.

Specification for flanged automatic control valves for the process control industry (face-to-face dimensions)
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

07-12-1950

Publisher

British Standards Institution

Valves of conventional pneumatic-diaphragm-operated single or double beat type. Recommendation that applies to other types of automatic control valve for process control industry.

The following categories of flanged automatic control valves with metal bodies are covered in this British Standard.

Category 0.

  1. Valves with flanges in accordance with BS 45041), PN 10 (10 bar) and PN 16 (16 bar).

    NOTE These face-to-face dimensions are subject to international negotiation; the listed dimensions may be used but are subject to agreement between the user and the manufacturer.

  2. Valves with flanges in accordance with BS 15602), Class 150.
  3. Valves with flanges in accordance with Class 125 (see BS 51503), Table 7).

Category 1.

  1. Valves with flanges in accordance with BS 1560, Class 300.
  2. Valves with flanges in accordance with BS 4504, PN 25 (25 bar) and PN 40 (40 bar).

    NOTE These face-to-face dimensions are subject to international negotiation; the listed dimensions may be used but are subject to agreement between the user and the manufacturer.

  3. Valves with flanges in accordance with BS 104), Tables up to and including Table J, also Table L, Table M and Table P.

    NOTE 1 Table C flange thicknesses are to be provided where valve flanges are called for in accordance with Table A and Table B, Table F thicknesses for Table D and Table F.

    NOTE 2 BS 10 is obsolescent.

Category 2.

  1. Valves with flanges in accordance with BS 1560, Class 600.
  2. Valves with flanges in accordance with BS 4504, PN 64 (64 bar) and PN 100 (100 bar).
  3. Valves with flanges in accordance with BS 10, Table K and Table R.

    NOTE BS 10 is obsolescent.

Committee
GEL/65/2
DevelopmentNote
Reviewed and confirmed by BSI, October 2012. (09/2012)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Current

BS 3351:1971 Specification for piping systems for petroleum refineries and petrochemical plants

BS 10:1962 Specification for flanges and bolting for pipes, valves, and fittings
BS 1560:1958 Steel pipe flanges and flanged fittings (nominal sizes 1/2 in to 24 in) for the petroleum industry
BS 5150:1974 Specification for cast iron wedge and double disk gate valves for general purposes

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Hardcopy - English
PDF - English
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