DIN EN 10241-2000 Steel threaded pipe German version EN 10241 2000《螺纹钢管》.pdf
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1、DEUTSCHE NORM Auaust 2000 Steel threaded pipe fittings English version of DIN EN 10241 I DIN - I EN10241 ICs 23.040.40 Stahlfittings mit Gewinde Supersedes DIN 2980, DIN 2982, DIN 2983, DIN 2986, DIN 2987-1, DIN 2987-2, DIN 2988, DIN 2990, DIN 2991, DIN 2993, September 1977 editions, and DIN 2981, A
2、ugust 1982 edition. European Standard EN 10241 : 2000 has the status of a DIN Standard. A comma is used as the decimal marker. National foreword This standard has been prepared by ECISS/TC 29. The responsible German body involved in its preparation was the Normenausschuss Rohrleitungen und Dampfkess
3、elanlagen (Pipelines and Pressure Vessels Standards Committee), Technical Committee Fittings. The DIN Standards corresponding to the International Standards referred to in clause 2 of the EN are as follows: IS0 7-1 DIN 2999-1 IS0 228-1 DIN IS0 228-1 IS0 6708 DIN EN IS0 6708 Amendments DIN 2993, Sept
4、ember 1977 editions, and DIN 2981, August 1982 edition, have been superseded by the specifications of EN 10241. DIN 2980, DIN 2982, DIN 2983, DIN 2986, DIN 2987-1, DIN 2987-2, DIN 2988, DIN 2990, DIN 2991, Previous edition DIN 2980: 1942-03, 1962-06, 1977-09; DIN 2981 : 1942-03, 1962-06, 1977-09, 19
5、82-08; DIN 2982: 1942-03, 1962-06, 1977-09; DIN 2983: 1942-03, 1962-06, 1977-09; DIN 2986: 1942-03, 1959-08, 1977-09; DIN 2987: 1942-03; DIN 2987-1 : 1962-06, 1977-09; DIN 2987-2: 1962-06, 1977-09; DIN 2988: 1942-03, 1959-08, 1977-09; DIN 2990: 1942-03, 1962-06, 1977-09; DIN 2991 : 1942-03, 1962-06,
6、 1963-04, 1977-09; DIN 2993: 1942-03, 1962-08, 1977-09. National Annex NA Standards referred to (and not included in Normative references) DIN 2999-1 Pipe threads for tubes and fittings - Parallel internal threads and taper external threads -Thread dimensions DIN EN IS0 6708 Pipework components - De
7、finition and selection of DN (nominal size) (IS0 6708 : 1995) EN comprises 31 pages. No pari of this standard may be reproduced without the prior permission of Ref. No. DIN EN 10241 : 2000-0 hiDeutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, s the exclusive righ
8、t of sale for German Standards (DIN-Normen). English pricegroup 15 Sales No. 1115 o1 .o1 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10241 April 2000 ICs 23.040.40 English version Steel threaded pipe fittings Raccords filets en acier Stahlfittings mit Gewinde This European Standard was appr
9、oved by CEN on 2000-29-03. CEN members are bound to comply with the CENKENELEC 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 stan
10、d- ards may be obtained on application to the Central Secretariat or to any CEN member. The European Standards exist 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 t
11、o the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland
12、, and the United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels O 2000. CEN - All rights of exploitation in any form and by any means reserved worldwide for CEN national member
13、s. Ref. No. EN 10241 : 2000 E Page 2 EN 10241 : 2000 Contents Foreword 3 1 2 3 4 5 5.1 5.2 6 6.1 6.2 6.3 6.3.1 6.3.2 6.4 7 7.1 7.2 7.2.1 7.2.2 7.2.3 8 8.1 8.2 8.2.1 8.2.2 8.2.3 9 9.1 9.1.1 9.1.2 9.2 9.2.1 9.2.2 10 11 12 Scope 4 Normative references 4 Terms and definitions 4 Designation . 5 Informati
14、on to be supplied by the purchaser 5 Mandatory information 5 Options 5 Technical requirements . 6 Surface condition . 6 Material 6 Chemical composition . 6 Mechanical properties . 6 Th reads . 7 Dimensions and tolerances 7 Dimensions . 7 Tolerances 7 Tolerances on length of fitting . 7 Fitting manuf
15、acture . 6 Tolerances on diameters . 8 Tolerance on threads . 8 Protection . 8 General 8 Zinc protective coating 8 Electro zinc plating 8 Zinc flake . 8 Inspection and testing . 8 Hot dip zinc galvanizing 8 Leaktightness test . 8 Hydrostatic test 8 Air test . 9 Inspection of threads . 9 Inspect ion
16、method . 9 Thread electro zinc plating . 9 Marking . 9 Packaging . 9 Inspection documents . 9 Annex A (informative) Thread designation and nominal size 31 Page 3 EN 10241 : 2000 Foreword This European Standard has been prepared by Technical Committee ECISSTTC 29 “Steel tubes and fittings for steel t
17、ubes“, the secretariat of which is held by UNI. 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 October 2000, and conflicting national standards shall be withdrawn at the latest by October 2000. A
18、ccording to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portu
19、gal, Spain, Sweden, Switzerland and the United Kingdom. Page 4 EN 10241 : 2000 1 Scope This European standard specifies requirements for threaded fittings of nominal sizes from DN 6 to DN 150 inclusive, made out of welded or seamless steel tubes, forging and rolled bars. It is applicable to those th
20、readed steel pipe fittings that are used in the transportation and distribution of liquid or gas. 2 Normative references This European standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text a
21、nd the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European standard only when incorporate in it by amendments or revision. For undated references, the latest edition of the publication referred to applies
22、(including amendments). EN 10204, Metallic products - Types of inspection documents. EN IS0 6708, Pipework components - Definition and selection of DN (nominal size) (IS0 6708: 1995) IS0 7-11, Pipe threads where pressure-tight joints are made on the threads - Part I: Dimensions, tolerances and desig
23、nation. IS0 7-21, Pipe threads where pressure-tight joints are made on the threads - Part 2: Verification by means of fimit gauges. IS0 228-1, Pe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation. IS0 228-2, Pipe threads where pressure-t
24、ight joints are not made on the threads - Pan 2: Vertfication by means of limit gauges. 3 Terms and definitions For the purposes of this Standard, the following terms and definitions apply : 3.1 nominal size (DN) DN : as defined in EN IS0 6708 NOTE only. The comparison between the thread size design
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