1、DEUTSCHE NORM SeDtember 1999 Wing nuts with edged wings DIN 31 4 - ICs 21.060.20 Flgelmuttern, kantige Flgelform In keeping with current practice in standards published by the International Organization for Standardization (ISO), a comma has been used throughout as the decimal marker. Foreword This
2、standard has been prepared by Technical Committee Schrauben und Muttern ohne Werkzeugantrieb of the Normenausschu Mechanische Verbindungselemente (Fasteners Standards Committee). See DIN 315 for wing nuts with rounded wings. Dimensions in mm 1 Scope This standard specifies dimensions, designation an
3、d technical delivery conditions for M 4 to M 12 wing nuts with edged wings, of product grade C and made of malleable cast iron, steel or copper-zinc alloy. 2 Normative references This standard incorporates, by dated or undated reference, provisions from other publications. These normative references
4、 are cited at the appropriate places in the text, and the titles of the publications are listed below. For dated references, subsequent amendments to or revisions of any of these publications apply to this standard only when incorporated in it by amendment or revision. For undated references, the la
5、test edition of the publication referred to applies. DIN 13-13 IS0 metric screw threads - Series of preferred sizes for screws, bolts and nuts from 1 mm to 52 mm diameter and limits of sizes DIN 315 Wing nuts with rounded wings DIN 4000-2 Tabular layout of article characteristics for bolts, screws,
6、studs and nuts DIN EN IS0 3269 Fasteners -Acceptance inspection (ISO/DIS 3269 : 1998)*) DIN EN IS0 4042 Threaded components - Electroplated coatings (ISO/DIS 4042 : 1996)*) DIN EN IS0 4759-1 Tolerances for fasteners - Part 1 : Bolts, screws and nuts - Product grades A, B and IS0 8992 : 1986 Fastener
7、s - General requirements for bolts, screws, studs and nuts C (ISO/DIS 4759-1 : 1997)*) *) At present at draft stage. Continued on pages 2 and 3. Translation by DI N-Sprachendienst. In case of doubt, the German-language original should be consulted as the authoritative text No pari of this translatio
8、n may be reproduced without the prior permission of Ref. No. DIN 31 4 : 1999-0 V Deutsches Institut fur Normung e. V., Berlin. Luth Verlag GmbH, D-10772 Berlin, hac the exclusive right of sale for German Standards (DIN-Normen). - English price group 05 . Sales No. 0105 o1 .o0 Page 2 DIN 31 4 : 1999-
9、09 min. rn max. min. r 3 Dimensions See figure 1 and table 1 9 11 14 17 22 29 46 6 7 8,5 10 13 32 4 5 6,s 8 10 Edges rounded (radius left unspecified). r e 1 G?eg&Eq Figure 1 I) Thread pitch. z, The maximum dimension is not given, since this depends on the manufacturing method. Page 3 DIN 31 4 : 199
10、9-09 Limit devia- tions and grade 4 Technical delivery conditions C Table 2: Technical delivery conditions Material Steel (St) (forged or cold worked)*), or malleable cast iron (GT) (GTS or GTW)*), or copper-zinc alloy (CuZn) (malleable or casting alloy)*), or austenitic steel (A) (grade at manufact
11、urers discretion) General requirements I As specified in IS0 8992. Tolerance I 6H DIN 13-13. As specified in Thread DIN EN IS0 4759-1 *) Surface finish As processed. Bearing face unmachined. I DIN EN IS0 4042*) shall apply with regard to electroplating. Acceptance inspection I As specified in DIN EN
12、 IS0 3269*). *) At manufacturers discretion. *) At present at draft stage. 5 Designation Designation of an M 6 wing nut with edged wings, made of steel (St): Wing nut DIN 314 - M 6 - St Tabular layout of article characteristics The DIN 4000 - 2 - 8.3 tabular layout of article characteristics shall apply to the wing nuts covered in this standard.
