1、October 2016 English price group 12No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 71.040.20!%nX“2577553www.din.deD
2、IN EN ISO 16496Laboratory glassware Vacuumjacketed vessels for heat insulation (ISO 16496:2016);English version EN ISO 16496:2016,English translation of DIN EN ISO 16496:2016-10Laborgerte aus Glas Gerte mit Vakuummantelisolierung (ISO 16496:2016);Englische Fassung EN ISO 16496:2016,Englische bersetz
3、ung von DIN EN ISO 16496:2016-10Verrerie de laboratoire Rcipients double enveloppe vide pour isolation thermique (ISO 16496:2016);Version anglaise EN ISO 16496:2016,Traduction anglaise de DIN EN ISO 16496:2016-10SupersedesDIN 12492:199808www.beuth.deDocument comprises 21 pagesDTranslation by DIN-Spr
4、achendienst.In case of doubt, the German-language original shall be considered authoritative.10.16 DIN EN ISO 16496:2016-10 2 A comma is used as the decimal marker. National foreword This standard includes safety requirements within the meaning of the Produktsicherheitsgesetz (ProdSG) (German Produc
5、t Safety Act). This document (EN ISO 16496:2016) has been prepared by Technical Committee ISO/TC 48 “Laboratory equipment” in collaboration with Technical Committee CEN/TC 332 “Laboratory equipment” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was DIN-Normenau
6、sschuss Laborgerte und Laboreinrichtungen (DIN Standards Committee Laboratory Devices and Installations), Working Committee NA 055-01-03 AA Glasgerte und Apparate. For laboratory work using vacuum-jacketed vessels (Dewar vessels, vacuum-jacketed reaction vessels and vacuum-jacketed columns), the saf
7、ety requirements specified in BGI/GUV-I 850-0 are to be observed. The DIN Standards corresponding to the International Standards referred to in Clause 2 of this standard are as follows: ISO 383 DIN 12242-1 ISO 641 DIN 12244-1 ISO 718 DIN ISO 718 ISO 3585 DIN ISO 3585 ISO 4803 DIN 12217 The AD 2000-M
8、erkbltter listed in the Bibliography are also available in German. Amendments This standard differs from DIN 12492:1998-08 as follows: a) references to national regulations, technical rules and standards have been replaced appropriately. Previous editions DIN 12492: 1998-08 DIN EN ISO 16496:2016-10
9、3 National Annex NA (informative) Bibliography DIN 12217, Laboratory glassware Tubes made of borosilicate glass 3.3 DIN 12242-1, Laboratory glassware Interchangeable conical ground joints Dimensions, tolerances DIN 12244-1, Laboratory glassware Interchangeable spherical ground joints Dimensions, tol
10、erances DIN ISO 718, Laboratory glassware Thermal shock and thermal shock endurance Test methods DIN ISO 3585, Borosilicate glass 3.3 Properties BGI/GUV-I 850-0, Sicheres Arbeiten in Laboratorien Grundlagen und Handlungshilfen; Publisher: Deutsche Gesetzliche Unfallversicherung (DGUV), www.bgrci.de/
11、praevention DIN EN ISO 16496:2016-10 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 16496 February 2016 ICS 71.040.20 English Version Laboratory glassware - Vacuum-jacketed vessels for heat insulation (ISO 16496:2016) Verrerie de laboratoire - Rcipients d
12、ouble enveloppe vide pour isolation thermique(ISO 16496:2016) Laborgerte aus Glas - Gerte mit Vakuummantelisolierung (ISO 16496:2016) This European Standard was approved by CEN on 19 December 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditio
13、ns 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
14、 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 standard
15、s 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, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Sloven
16、ia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved w
17、orldwide for CEN national Members. Ref. No. EN ISO 16496:2016 EEuropean foreword .31 Scope . 52 Normative references 53 Terms and definitions . 54 Dimensions . 64.1 Dewar flasks 64.2 Reaction vessels 104.3 Columns . 105 Materials 126 Construction . 137 Safety requirements and testing . 137.1 General
18、 137.2 Dewar flasks . 137.3 Reaction vessels 147.4 Columns . 148 Use of vacuum vessels 148.1 Safety instructions 148.2 Functional requirements . 149 User information .1510 Marking .1510.1 Dewar flasks . 1510.2 Reaction vessels and columns 15Annex A (normative) Testing glass for residual strain (bifi
19、lar method) .16Bibliography .17Contents PageDIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E) 2Foreword 4European foreword This document (EN ISO 16496:2016) has been prepared by Technical Committee ISO/TC 48 “Laboratory equipment“ in collaboration with Technical Committee CEN/TC 332 “Laboratory equipme
20、nt” the secretariat of which is held by DIN. 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 August 2016, and conflicting national standards shall be withdrawn at the latest by August 2016. Attent
21、ion 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 t
22、he following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Nether
23、lands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 16496:2016 has been approved by CEN as EN ISO 16496:2016 without any modification. DIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E)3 ForewordISO (
24、the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical commi
25、ttee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotec
26、hnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted
27、 in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights
28、. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute
29、 an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committe
30、e responsible for this document is ISO/TC 48, Laboratory equipment.DIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E) 4 1 ScopeThis International Standard recommends dimensions and specifies requirements and test methods for laboratory glassware manufactured from borosilicate glass 3.3 and provided with
31、 a vacuum jacket for thermal insulation. It covers Dewar vessels, vacuum-jacketed reaction vessels and vacuum-jacketed columns intended for laboratory use and laboratory related applications. Typical dimensions are given in Tables 1 to 5.This International Standard does not apply to large scale prod
32、uction equipment and equipment operated with pressures of more than 0,1 bar above atmospheric pressure.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cit
33、ed applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 383, Laboratory glassware Interchangeable conical ground jointsISO 641, Laboratory glassware Interchangeable spherical ground jointsISO 718, Laboratory glassware Thermal shock and
34、 thermal shock endurance Test methodsISO 3585, Borosilicate glass 3.3 PropertiesISO 4803, Laboratory glassware Borosilicate glass tubingISO 4790, Glass-to-glass sealings Determination of stresses3 Terms and definitionsFor the purposes of this document, the following terms and definitions apply.3.1De
35、war flaskglass vessel with vacuum jacket for thermal insulation, designed for keeping substances at a controlled temperature within a range from -200 C to +200 CNote 1 to entry: See 8.1 for restrictions on the use of Dewar flasks.3.2cryo vesselvacuum jacketed vessel made of materials other than glas
36、s3.3columncylindrical vessel for the thermal separation of substances in a laboratory or pilot plantDIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E)5 4 DimensionsThe designs shown in Figures 1 to 5 are for illustrative purposes only. The dimensions given in Tables 1 to 5 are for guidance, other dimens
37、ions being permissible, provided the resulting capacities comply with the scope of this International Standard.4.1 Dewar flasksDewar flasks may have a cylindrical, spherical or dished shape, as shown exemplarily in Figures 1 to 3. Other flask designs are permitted, e.g. flasks with flat bottom or ro
38、lled-on or integral flange.Key1 soft rubber spacer2 protective housing3 Dewar flask4 plastic foam cushion5 glass body6 evacuated spaceFigure 1 Cylindrical Dewar flaskDIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E) 6 Key1 soft rubber spacer2 protective housing3 Dewar flask4 plastic foam cushionFigure
39、2 Dished Dewar flaskDIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E)7 Key1 soft rubber spacer2 hard rubber spacer3 protective housing4 Dewar flask5 plastic foam cushionFigure 3 Spherical Dewar flaskTable 1 Dimensions of cylindrical Dewar flasksDimensions in millimetresNominal capacityInternal diameter
40、d1Internal heighth1Housing diameterOverall heightml Nominal sizeLimit devia-tionsNominal sizeLimit devia-tionsd2ah2a200 40 170 66 220500 57 210 82 265800 67 240 90 3001 000 77 235 106 3001 000 100 3 150 3 128 1901 500 90 245 125 3051 500 100 240 130 3002 000 90 340 125 3952 000 100 290 130 350aDimen
41、sions d2and h2are intended as guideline values.DIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E) 8 Nominal capacityInternal diameterd1Internal heighth1Housing diameterOverall heightml Nominal sizeLimit devia-tionsNominal sizeLimit devia-tionsd2ah2a2 000 13841704168 2202 500 110 290 140 3503 000 138 230
42、 170 2854 000 138 310 170 3657 000 200 270 240 37510 000 200 5 360 5 240 46514 000 200 500 240 60021 000 250 480 295 58028 000 250 6 625 6 295 72040 000 290 650 340 745aDimensions d2and h2are intended as guideline values.Table 2 Dimensions of dished Dewar flasksDimensions in millimetresNominal capac
43、itymlInternal diameterd1Internal heighth1Housing diameterd2Overall heighth2260 100 65 130 110390 110 70 138 115680 138 80 170 1251 280 170 110 215 1454 400 200 140 250 1908 300 250 170 300 220NOTE All dimensions are intended as guideline values.Table 3 Dimensions of spherical Dewar flasksDimensions
44、in millimetresNominal capacitymlInternal neck diam-eterd12Internal heighth14Housing diameterd2aOverall heighth2a1 000 30 230 175 2953 000 60 305 225 3755 000 60 350 260 42510 000 65 380 330 475aDimensions d2and h2are intended as guideline values.Table 1 (continued)DIN EN ISO 16496:2016-10 EN ISO 164
45、96:2016 (E)9 4.2 Reaction vesselsOptional features of reaction vessels include an outlet stopcock at the vessels bottom, a heating/cooling jacket and a flat flange at the vessels top.Figure 4 Example for a reaction vessel with outlet stopcock, heating/cooling jacket and flat flange4.3 ColumnsColumns
46、 may be designed to be operated with or without an additional heating jacket. The design of column inlet and outlet connections is at the manufacturers discretion (see 6.6).DIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E) 10 Figure 5 ColumnDIN EN ISO 16496:2016-10 EN ISO 16496:2016 (E)11 Table 4 Dimensions of reaction vesselsDimensions in millimetresNominal capacityNominal sizeInternal heightInstallation heightDiametersml DN h1+50h25d1ad2ad3a100 60 115 160 70 100 130250 60 170 215 70 100 130500 60 260 305 700 100 130250 100 130 170 105 125 150500 100 160 200 105 125 1501 000 100 22
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