1、May 2013 Translation by DIN-Sprachendienst.English price group 8No 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 55.
2、100!%$/“2011258www.din.deDDIN EN 16291-1Glass packaging Screw finishes for pressure capsules Part 1: Returnable glass MCA 2 finish;English version EN 16291-1:2013,English translation of DIN EN 16291-1:2013-05Verpackungen aus Glas Schraubmundstcke fr Flaschen mit Innendruck Teil 1: Mehrweg-MCA 2-Mund
3、stck;Englische Fassung EN 16291-1:2013,Englische bersetzung von DIN EN 16291-1:2013-05Emballage en verre Bagues vis pour capsules pression Partie 1: Bague MCA 2 pour verre consign;Version anglaise EN 16291-1:2013,Traduction anglaise de DIN EN 16291-1:2013-05www.beuth.deDocument comprises 12 pagesIn
4、case of doubt, the German-language original shall be considered authoritative.04.13DIN EN 16291-1:2013-05 2 A comma is used as the decimal marker. National foreword This document (EN 16291:2013) has been prepared by Technical Committee CEN/TC 261 “Packaging” (Secretariat: AFNOR, France). The respons
5、ible German body involved in its preparation was the Normenausschuss Verpackungswesen (Packaging Standards Committee), Working Committee NA 115-02-04 AA Behltnisse aus Glas. In addition to the legal units of measurement, this standard also uses the unit “in” (inch). It should, however, be noted that
6、 the Gesetz ber Einheiten im Messwesen (German Law on units in metrology) prohibits the use of this unit for official and commercial purposes in Germany. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16291-1 March 2013 ICS 55.100 English Version Glass packaging - Screw finishes for pressure c
7、apsules - Part 1: Returnable glass MCA 2 finish Emballage en verre - Bagues vis pour capsules pression - Partie 1: Bague MCA 2 pour verre consign Verpackungen aus Glas - Schraubmundstcke fr Flaschen mit Innendruck - Teil 1: Mehrweg-MCA 2-Mundstck This European Standard was approved by CEN on 12 Janu
8、ary 2013. 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 obt
9、ained 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 C
10、EN-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, Irelan
11、d, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Ma
12、rnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16291-1:2013: EEN 16291-1:2013 (E) 2 Contents Page Foreword . 3 Introduction 4 1 Scope 5 2 Terms and definitions 5 3 Dimensions. 5 Bibliography 10 DIN EN
13、 16291-1:2013-05 EN 16291-1:2013 (E) 3 Foreword This document (EN 16291-1:2013) has been prepared by Technical Committee CEN/TC 261 “Packaging”, 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 t
14、ext or by endorsement, at the latest by September 2013, and conflicting national standards shall be withdrawn at the latest by September 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 re
15、sponsible for identifying any or all such patent rights. EN 16291, Glass packaging Screw finishes for pressure capsules, consists of the following parts: Part 1: Returnable glass MCA 2 finish; Part 2: One way glass MCA 2 finish. According to the CEN/CENELEC Internal Regulations, the national standar
16、ds organisations of the 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, Luxe
17、mbourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 4 Introduction This document is based on CE.T.I.E. (International Technical Centre for Bottling and related Packagi
18、ng) data sheet GME 320 1. Efficient packaging is of great importance for the distribution and the protection of goods. Insufficient or inappropriate packaging can lead to damage or wastage of the contents of the pack. DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 5 1 Scope This European Standard specif
19、ies the dimensions of the screw finish for glass containers designated MCA 2 for returnable glass. 2 Terms and definitions For the purposes of this document, the following term and definition applies. 2.1 MCA (glass) finish designed for the closure of pressurised or vacuum liquids with a tamper-evid
20、ent closure (metal or plastic) 3 Dimensions The design and dimensions of the finish shall be as shown in Table 1 and Figures 1, 2, 3, 4 and 5. Table 1 Design and dimensions of the finish Pitch TPI cutter 3,175 mm 2 12 8 12,5 mm = Helix angle or angle or fixture to cutter. NOTE TPI = Threads per Inch
21、. One inch is equal to 25,4 mm. The Tan of helix angle for cutter is calculated via the following formula: pitch Tan = (nominal T + nominal E) 2 where T is the thread diameter; E is the wall diameter of threaded finish. The average of the maximum and minimum of “L“ diameter is as close as possible t
22、o “L“ nominal. The mean diameter 2min diameter max diameter + Lis in the tolerance of 0,2 mm. Optional: depressed thread at mould parting line (see EN 16292). DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 6 Dimensions in millimetres Key N neck (under bead) diameter H thread height S start of thread pos
23、ition from sealing surface to intersection of thread flank F height of the finish L locking bead diameter T thread diameter E wall diameter of threaded finish NOTE Bore diameter: 17,0 mm 0,5 mm for a depth of 3 mm. Figure 1 MCA 2 finish DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 7 Dimensions in mill
24、imetres Key a mould parting line b sealing surface The sealing surface is smooth and free of any defects and flash. Figure 2 Possible alternative construction of the bore entrance to suit glass manufacturer DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 8 Dimensions in millimetres Minimum through bore 1
25、6,0 Figure 3 Detail of the profile .DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 9 NOTE Z-Z is the last full depth and width of thread. Beyond this point and Y-Y, the thread root is gradually increased to full thread diameter T in 90 Figure 4 Run out of thread Dimensions in millimetres Figure 5 Limit
26、of construction DIN EN 16291-1:2013-05 EN 16291-1:2013 (E) 10 Bibliography 1 CE.T.I.E. data sheet GME 320 - Pilferproof for pressured beverages1) 2 EN 16292, Glass packaging Screw finishes Depressed threads 1) Obtainable through Centre Technique International de lEmbouteillage et du Conditionnement (CE.T.I.E), 112- 114, rue La Botie, 75008 Paris, France; www.cetie.org, TP: 0033-1-42 65 26 45, TF: 0033-1-40 07 03 21. DIN EN 16291-1:2013-05
