DIN-2605-2-Steel-butt-welding-pipe-fittings-2-Elbows-and-bends-for-use-at-full-service-pressure

Hebei Haihao GroupDEUTSCHE NORMJune 1995Steel butt-welding pipe fittings本Part 2:Elbows and bends for use at full service pressure2605-21CS23.040.40Supersedes DIN 2605-2February 1991 edition.Descriptors:Elbows,bends,pipe fittings,dimensions,steel,butt welding.Formstucke zum EinschweiBen-Rohrbogen-Teil 2:Voller AusnutzungsgradIn keeping with current practice in standards published by the Intemational Organization for Standardization(ISO),a comma has been used throughout as the decimal marker.ForewordThis standard has been prepared by Technical Committee EinschweiBfittings of the NormenausschuBRohrverbindungen und Rohrleitungen (Pipes,Pipe Joints and Pipelines Standards Committee).AmendmentsIn comparison with the July 1991 edition of DIN 2605-2,the following amendments have been made:a)for wall thickness series 5,dimensions s;ands of fittings designed for pipes of sizes DN 15 to DN 600have been reduced (cf.table 1):b)in table 3,limit deviations for fittings designed for pipes of size diameter DN 300 have been included.Previous editionDIN2605-2:1991-021 Scope and field of applicationThis standard specifies the design and dimensions of seamless and welded steel elbows and bends ratedfor the same internal pressure as the pipes to which they are to be connected(cf.clause 6).As the pressurerating of pipes is a function of their wall thickness,fittings have been classified according to wall thicknessseries (cf.table 1).2 Normative referencesThis standard incorporates,by dated or undated reference,provisions from other publications.Thesenormative references are cited at the appropriate places in the text and the titles of the publications arelistedbelow.For dated references,subsequent amendments to or revisions of any of these publications apply tothis standard only when incorporated into it by amendment or revision.For undated references,the latestedition of the publication referred to applies.DIN 2609Steel butt-welding pipe fittings-Technical delivery conditionsISO 3419:1981)Non-alloy and alloy steel butt-welding fittingsISO 4200:1985")Plain end steel tubes,welded and seamless-General tables of dimensions and massesper unit lengthTRD301*)Zylinderschalen unter innerem Uberdruck(Cylindrical shells subjectto internal pressure)Obtainable from Beuth Verlag GmbH,BurggrafenstraBe 6,D-10787 Berlin.Continued on pages 2 to 9.Translation by DIN-Sprachendienst.In case of doubt,the German-anguage original should be consulted as the authoritative text.No part of this translation may be reproduced without the prior permission ofRef.No.DIN2605-2:1995-06DIN Deutsches Institut r Normung e.V..BerlinEnglish price group 08 Sales No.0108aEmail:sales@nainaogroup.comin,has the exclusive right of sale for German Standards DIN-Normen)www.haihaopiping.com