BS-EN-735-1995.pdf
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1、BRITISH STANDARD BS EN 735:1995 Overall dimensions of rotodynamic pumps Tolerances The European Standard EN 735:1995 has the status of a British Standard. ICS 23.080 Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 03:40:36 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 735:1995 This British
2、 Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 December 1995 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference MCE/6 Draft for co
3、mment 92/75553 DC ISBN 0 580 24767 8 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee MCE/6, Pumps and pump testing, upon which the following bodies were represented: British Chemical Engineering Contractors Association Br
4、itish Hydromechanics Research Association British Pump Manufacturers Association Department of Trade and Industry (National Engineering Laboratory) Electricity Association Energy Industries Council UK Offshore Operators Association Limited Water Services Association of England and Wales The followin
5、g bodies were also represented in the drafting of the standard, through subcommittees and panels: Engineering Equipment and Materials Users Association Process Plant Association South West Water Authority Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun
6、, na, Tue Nov 07 03:40:36 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 735:1995 BSI 11-1999i Contents Page Committees responsibleInside front cover National forewordii Foreword2 Text of EN 7353 List of referencesInside back cover Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 03:40:36 GM
7、T+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 735:1995 ii BSI 11-1999 National foreword This British Standard has been prepared by Technical Committee MCE/6 and is the English language version of EN 735 Overall dimensions of rotodynamic pumps Tolerances, published by the European Committee for Stan
8、dardization (CEN), in the development of which the UK took an active part. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer
9、 immunity from legal obligations. Cross-references Publication referred toCorresponding British Standard ISO 496:1973BS 5186:1975 Specification for shaft centre heights BS EN 22678 General tolerances ISO 2768-1:1989 (EN 22768-1:1993) Part 1:1993 Tolerances for linear and angular dimensions without i
10、ndividual tolerance indications ISO 2768-2:1989 (EN 22768-2:1993) Part 2:1993 Geometrical tolerances for features without individual tolerance indications Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 6, an inside back co
11、ver and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 03:40:36 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EURO
12、PEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 735 April 1995 ICS 23.080 Descriptors: Rotodynamic pumps, dimensions, overall dimensions, dimensional tolerances English version Overall dimensions of rotodynamic pumps Tolerances Dimensions d encombrement des pompes rotodynamiques Tolrances Anschluma
13、e fr Kreiselpumpen Toleranzen This European Standard was approved by CEN on 1994-10-03. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date list
14、s and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the respon
15、sibility of a CEN member into its own language and notified to the CEN Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Nor
16、way, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1995 Copyright reserved to CEN members Ref. No. EN 735:1995 E Licensed Copy:
17、 sheffieldun sheffieldun, na, Tue Nov 07 03:40:36 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 735:1995 BSI 11-1999 2 Foreword This European Standard has been prepared by SC4, Rotodynamic pumps, of CEN/TC 197, Pumps, the Secretariat of which is held by DIN, based on a proposal document, CEN/TC 197/
18、SC 4 N 23, submitted by the European Committee of Pump Manufacturers (EUROPUMP) in December 1990, and was adopted for CEN enquiry at the CEN/TC 197/SC 4 meeting on 1991-03-14 in Frankfurt. This European Standard shall be given the status of a national standard, either by publication of an identical
19、text or by endorsement, at the latest by October 1995, and conflicting national standards shall be withdrawn at the latest by October 1995. According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, Fr
20、ance, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Foreword2 1Scope3 2Normative references3 3End suction centrifugal pumps3 4Rotodynamic pumps other than end suction centrifugal pumps5 Figure 1 Overa
21、ll dimensions3 Table 1 Acceptable tolerances for overall dimensions4 Table 2 Acceptable tolerances for overall dimensions5 Licensed Copy: sheffieldun sheffieldun, na, Tue Nov 07 03:40:36 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 735:1995 BSI 11-19993 1 Scope This European Standard specifies the
22、acceptable tolerances for overall dimensions of rotodynamic pumps with particular requirements for horizontal, single stage, end suction centrifugal pumps. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative re
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