BS EN ISO 12211:2012 BSI Standards Publication Petroleum, petrochemical and natural gas industries Spiral plate heat exchangers (isO 12211:2012) bsi. ..making excellence a habit. BSENISO12211:2012 BRITISHSTANDARD National foreword This British Standard is the UK implementation of EN ISO 12211:2012 The UK participation in its preparation was entrusted to Technical Committee PSE/17/-/6, Processing equipment and systems for petroleum and natural gas industries. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2012. Published by BSI Standards Limited 2012 ISBN9780580661402 ICS27.060.30;75.180.20 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committeeon 31August 2012 Amendments issued since publication Date Textaffected EUROPEANSTANDARD EN ISO 12211 NORMEEUROPEENNE EUROPAISCHENORM August 2012 ICS 27.060.30; 75.180.20 English Version Petroleum, petrochemical and natural gas industries - Spiral plate heatexchangers (lSO12211:2012) Industries du petrole, de la petrochimie et du gaz naturel - Erdol- und Erdgasindustrie - Spiralformige Echangeurs thermiques a plaques en spirale (ISO Warmeaustauscher (IsO12211:2012) 12211:2012) This European Standard was approved by CEN on 27 April 2012 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 lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre 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 responsibility of a CEN member into its own language and notified to the CEN-CENELEC 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,Former Yugoslav Republic of Macedonia, France, Germany,Greece,Hungary,Iceland, Ireland, Italy, Latvia, Lithuania Kingdom. cen EUROPEAN COMMITTEEFOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG Management Centre:Avenue Marnix 17,B-1000 Brussels @2012CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 12211:2012: E worldwide for CEN national Members. BSENISO12211:2012 ENISO12211:2012 (E) Foreword equipment and offshore structures for petroleum, petrochemical and natural gas industries"in collaboration petrochemical and natural gas industries" the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2013, and conflicting national standards shall be withdrawn at the latest by February 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice 3 BSENISO12211:2012 ISO 12211:2012(E) Contents Page Foreword iv Introduction. 1 Scope.