1、DEUTSCHE NORM March 1998 DIN Parallel pins with internal thread, of unhardened steel and austenitic stainless steel English version (IS0 8733 of DIN : 1997) EN IS0 8733 IEN IS0 8733 ICs 21.060.50 Supersedes DIN EN 28733, October 1992 edition. Descriptors: Fasteners, parallel pins. Zylinderstifte mit
2、 Innengewinde aus ungehrtetem Stahl und austenitischem nichtrostendem Stahl (IS0 8733 : 1997) European Standard EN IS0 8733 : 1997 has the status of a DIN Standard. A comma is used as the decimal marker. National foreword This standard has been published in accordance with a decision taken by CEN/TC
3、 185 to adopt, without alteration, International Standard IS0 8733 as a European Standard. The responsible German body involved in its preparation was the Normenausschu Mechanische Verbindungselemente (Fasteners Standards Committee). The DIN 4000-9-1 tabular layout of article characteristics shall a
4、pply to the pins covered in this standard. The DIN Standards corresponding to the International Standards referred to in clause 2 of the EN are as follows: IS0 3269 DIN IS0 3269 IS0 4042 IS0 3506-1 DIN EN IS0 3506-1 DIN EN IS0 4042*) Amendments In comparison with DIN EN 28733, October 1992 edition,
5、the standard has been editorially revised and the scope extended to include specifications for stainless steel pins. Previous editions DIN 7979: 1963-06, 1977-02; DIN EN 28733: 1992-10. National Annex NA Standards referred to (and not included in Normative references and Annex ZA) DIN 4000-9 DIN 509
6、42 DIN EN IS0 3506-1 DIN EN IS0 4042 Tabular layout of article characteristics for bolts, pins, rivets, split pins and keys Phosphating metals - Principles and testing Corrosion-resistant stainless steel fasteners - Part 1 : Bolts, screws and studs Fasteners - Electroplated coatings (ISO/DIS 4042 :
7、1996)*) *) At present at the stage of draft. EN comprises 6 pages. _ Q No part of this standard may be reproduced without the prior permission of Ref. No. DIN EN IS0 8733 : 1998-03 DIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, D-10772 Berlin, has the exclusive right of sale for
8、 German Standards (DIN-Normen). English price group 06 Sales No. 1106 08.98 EUROPEAN STANDARD NORME EUFIOPEENNE EUROPISCHE NORM EN IS0 8733 November 1997 ICs 21.060.50 Descriptors: Fasteners, parallel pins. English version Supersedes EN 28733 : 1992. Parallel pins with internal thread, of unhardened
9、 steel and austenitic stainless steel (IS0 8733 : 1997) Goupilles cylindriques trou taraud en acier non tremp et en acier inoxydable austnitique austenitischem nichtrostendem Stahl (IS0 8733 : 1997) Zylinderstifte mit Innengewinde aus ungehrtetem Stahl und (IS0 8733 : 1997) This European Standard wa
10、s approved by CEN on 1997-1 0-1 8. 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 natio
11、nal stand- 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 no
12、tified to 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, Swi
13、tzerland, 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 1997. CEN - All rights of exploitation in any form and by any means reserved worldwide for CEN nationa
14、l members. Ref. No. EN IS0 8733 : 1997 E Page 2 EN IS0 8733 : 1997 Foreword International Standard IS0 8733 : 1997 which was prepared by ISO/TC 2 Fasteners of the International Organization for Standardization, has been adopted by Technical Committee CEN/TC 185 Threaded and non-threaded mechanical f
15、asteners and accessories, the Secretariat of which is held by DIN, as a European Standard. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, and conflicting national standards withdrawn, by May 1998 at the latest. I
16、n accordance with the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands,
17、 Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom. Parallel pins with internal thread, of unhardened steel and austenitic stainless steel, Endorsement notice The text of the International Standard IS0 8733 : 1997 was approved by CEN as a European Standard without any modification
18、. NOTE: Normative references to international publications are listed in Annex ZA (normative). Page 3 EN IS0 8733 : 1997 1 Scope This International Standard specifies the characteristics of parallel pins with internal thread of unhardened steel and austenitic stainless steel with nominal diameters d
19、, from 6 mm to 50 mm inclusive. 2 Normative references The following standards contain provisions which, through reference in this text, constitute provisions of this International Standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and par
20、ties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. Members of IEC and IS0 maintain registers of currently valid International Standards. IS0 965-2:-”, IS0 general purpose metric
21、screw threads - Tolerances - Part 2: Limits of sizes for general purpose bolt and nut thread - Medium quality. IS0 3269:1988, Fasteners - Acceptance inspection. IS0 3506-1:1997, Corrosion-resistant stainless steel fasteners - Part I: Bolts, screws and studs. IS0 4042: -2, Fasteners - Electroplated c
22、oatings. IS0 9717:1990, Phosphate conversion coatings for metals - Method of specifying requirements. 3 Dimensions See figure 1 and table 1. X 11 X O 9 n 1) Slight flat or small groove at the manufacturers discretion Figure 1 1) To be published. (Revision of IS0 965-2:1980) 2) To be published. (Revi
23、sion of IS0 4042:1989) Page 4 EN IS0 8733 : 1997 Table 1 - Dimensions Dimensions in millimetres li Other tolerances as agreed between customer and supplier. 2) P is the pitch of the thread. 3) For nominal lengths above 200 mm, steps of 20 mm. Page 5 EN IS0 8733 : 1997 4 Requirements and reference In
24、ternational Standards See table 2. Table 2 - Requirements and reference International Standards Screw thread Material Surface finish Surface roughness Workmanship Acceptability Metric screw thread with tolerance 6H in accordance with IS0 965-2. Steel (St) Hardness 125 HV30 to 245 HV30 Plain, .e. pin
25、s to be supplied in natural finish treated with a protective lubricant, unless otherwise specified by agreement between customer and supplier. Preferred coatings are black oxide, phosphate coating or zinc plating with chromate conversion coating (see IS0 9717 and IS0 4042). Other coatings as agreed
26、between customer and supplier. All tolerances shall apply prior to the applica- tion of a plating or coating. Ra s 0,8 pm Austenitic stainless steel AI in accordance with IS0 3506-1, hardness 210 HV30 to 280 HV30 Plain, .e. pins to be supplied in natural finish. Pins shall be free of irregularities
27、or detrimental defects. No burrs shall appear on any part of the pin. The acceptance procedure is covered in IS0 3269. 1) Other materials as agreed between customer and supplier. 5 Designation EXAMPLE 1 An unhardened steel parallel pin, with internal thread, with nominal diameter d, = 6 mm and a nom
28、inal length 1 = 30 mrn is designated as follows: Parallel pin IS0 8733 - 6 x 30 - St EXAMPLE 2 An unhardened austenitic stainless steel pin of grade AI, with internal thread, with nominal diameter d, = 6 mm and nominal length I = 30 mm is designated as follows: Parallel pin IS0 8733 - 6 x 30 - Al Pa
29、ge 6 EN IS0 8733 : 1997 Annex ZA (normative) Normative references to international publications with their relevant European publications This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references cited at the appropriate places
30、in the text and the pubtications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these pubtications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. Publication Year Title - EN Year IS0 3506-1 1997 Mechanical properties of corrosion-resistant EN IS0 3506-1 1997 stainless steel fasteners - Part 1 : Bolts, screws and studs
