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《EN ISO 4126-42004 Safety devices for the protection against excessive pressure. Pilot operated safety valves》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、ENISO4126-4February2004ICS13.240EnglishversionSafetydevicesforprotectionagainstexcessivepressurePart4:Pilot-operatedsafetyvalves(ISO4126-4:2004)Dispositifsdesécuritépourprotec-Sicherheitseinrichtungengegenunzu-tioncontrelespressionsexcessives–lässigenÜberdruck–Teil4:Pilotge-Partie4:Soupape
2、sdesûretépilotéessteuerteSicherheitsventile(ISO4126-4:2004)(ISO4126-4:2004)ThisEuropeanStandardwasapprovedbyCENon2003-05-16.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteratio
3、n.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstand-ardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.TheEuropeanStandardsexistinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmember
4、intoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,theCzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,theNetherla
5、nds,Norway,Poland,Portugal,Slovakia,Slovenia,Spain,Sweden,Switzerland,andtheUnitedKingdom.ÈÉËEuropeanCommitteeforStandardizationComitéEuropéendeNormalisationEuropäischesKomiteefürNormungManagementCentre:ruedeStassart36,B-1050Brussels©2004.CEN–AllrightsofexploitationinanyformandbyanymeansRe
6、f.No.ENISO4126-4:2004EreservedworldwideforCENnationalmembers.Page2ENISO4126-4:2004344499910121212121212131414151515161819192020202021212121212223232324242627Page3ENISO4126-4:2004Page4ENISO4126-4:2004Page5ENISO4126-4:2004Page6ENISO4126-4:2004Page7ENISO4126-4:2004Page8ENISO4126-4:2004Page9EN
7、ISO4126-4:2004Page10ENISO4126-4:2004Page11ENISO4126-4:2004Page12ENISO4126-4:2004Page13ENISO4126-4:2004Page14ENISO4126-4:2004Page15ENISO4126-4:2004Page16ENISO4126-4:2004Page17ENISO4126-4:2004Page18ENISO4126-4:2004Page19ENISO4126-4:2004Page20ENISO4126-4:2004Page
