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oSIST prEN ISO 21049:2010
01-maj-2010
ýUSDONH6LVWHPLJUHGQLKWHVQLON]DFHQWULIXJDOQHLQURWDFLMVNHþUSDONH ,62',6
Pumps - Shaft-sealing systems for centrifugal and rotary pumps (ISO/DIS 21049:2010)
Pumpen - Wellendichtungssysteme für Kreiselpumpen und rotierende
Verdrängerpumpen (ISO/DIS 21049:2010)
Pompes - Dispositifs d'étanchéité de l'arbre pour pompes centrifuges et rotatives
(ISO/DIS 21049:2010)
Ta slovenski standard je istoveten z: prEN ISO 21049
ICS:
21.140 Tesnilke, mašilke Seals, glands
23.080 ýUSDONH Pumps
oSIST prEN ISO 21049:2010 en,fr
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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oSIST prEN ISO 21049:2010
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oSIST prEN ISO 21049:2010
EUROPEAN STANDARD
DRAFT
prEN ISO 21049
NORME EUROPÉENNE
EUROPÄISCHE NORM
March 2010
ICS 83.140.50; 23.080; 23.100.60 Will supersede EN ISO 21049:2004
English Version
Pumps - Shaft-sealing systems for centrifugal and rotary pumps
(ISO/DIS 21049:2010)
Pompes - Dispositifs d'étanchéité de l'arbre pour pompes Pumpen - Wellendichtungssysteme für Kreiselpumpen und
centrifuges et rotatives (ISO/DIS 21049:2010) rotierende Verdrängerpumpen (ISO/DIS 21049:2010)
This draft European Standard is submitted to CEN members for parallel enquiry. It has been drawn up by the Technical Committee
CEN/TC 12.
If this draft becomes a European Standard, 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.
This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the
same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland,
Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2010 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN ISO 21049:2010: E
worldwide for CEN national Members.
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oSIST prEN ISO 21049:2010
prEN ISO 21049:2010 (E)
Contents Page
Foreword .3
2
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oSIST prEN ISO 21049:2010
prEN ISO 21049:2010 (E)
Foreword
This document (prEN ISO 21049:2010) has been prepared by Technical Committee ISO/TC 115 "Pumps" in
collaboration with Technical Committee CEN/TC 12 “Materials, equipment and offshore structures for
petroleum, petrochemical and natural gas industries” the secretariat of which is held by AFNOR.
This document is currently submitted to the parallel Enquiry.
This document will supersede EN ISO 21049:2004.
Endorsement notice
The text of ISO/DIS 21049:2010 has been approved by CEN as a prEN ISO 21049:2010 without any
modification.
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oSIST prEN ISO 21049:2010
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oSIST prEN ISO 21049:2010
DRAFT INTERNATIONAL STANDARD ISO/DIS 21049
ISO/TC 115/SC 3 Secretariat: ANSI
Voting begins on: Voting terminates on:
2010-03-25 2010-08-25
INTERNATIONAL ORGANIZATION FOR STANDARDIZATION • МЕЖДУНАРОДНАЯ ОРГАНИЗАЦИЯ ПО СТАНДАРТИЗАЦИИ • ORGANISATION INTERNATIONALE DE NORMALISATION
Pumps — Shaft-sealing systems for centrifugal and rotary
pumps
Pompes — Dispositifs d'étanchéité de l'arbre pour pompes centrifuges et rotatives
[Revision of first edition (ISO 21049:2004)]
ICS 23.080; 23.100.60; 83.140.50
ISO/CEN PARALLEL PROCESSING
This draft has been developed within the International Organization for Standardization (ISO), and
processed under the ISO-lead mode of collaboration as defined in the Vienna Agreement.
This draft is her
...