1、December 2016 English price group 6No 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 21.060.10!%cq$“2647801www.din.de
2、DIN 571Hexagon head wood screws,English translation of DIN 571:2016-12Sechskant-Holzschrauben,Englische bersetzung von DIN 571:2016-12Vis bois tte hexagonale,Traduction anglaise de DIN 571:2016-12SupersedesDIN 571:2010-11www.beuth.deDocument comprises 7 pagesDTranslation by DIN-Sprachendienst.In cas
3、e of doubt, the German-language original shall be considered authoritative.03.17 DIN 571:2016-12 2 A comma is used as the decimal marker. Contents Page Foreword . 3 1 Scope 4 2 Normative references 4 3 Dimensions 4 4 Technical delivery conditions . 6 5 Designation 6 Bibliography . 7 DIN 571:2016-12
4、3 Foreword This standard has been prepared by Working Committee NA 067-00-05 AA Kleinschrauben und gewindeformende Schrauben of DIN-Normenausschuss Mechanische Verbindungselemente (DIN Standards Committee Fasteners). The DIN 4000-160-10 tabular layout of product properties applies to screws covered
5、in this standard. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. DIN and/or DKE shall not be held responsible for identifying any or all such patent rights. Amendments This standard differs from DIN 571:2010-11 as follows: a) Cla
6、use 1 “Scope has been revised; b) the standard has been editorially revised; c) in Table 1, the number of decimal places after the comma has been unified; d) the technical delivery conditions have been updated; e) in Table 2, the indications relating to “Material” have been revised. Previous edition
7、s DIN 571: 1923-03, 1927-07, 1928-10, 1941-01, 1963-03, 1967-12, 1975-03, 1986-12, 2010-11 DIN 571:2016-12 4 1 Scope This standard specifies properties for hexagon head wood screws with a thread diameter from 4 mm to 20 mm for use in applications which do not require construction approval. 2 Normati
8、ve references The 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 cited applies. For undated references, the latest edition of the referenced document (including any amendments) ap
9、plies. DIN 7998, Threads and thread ends for wood screws DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requirements DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 3269, Fasteners Acceptance insp
10、ection DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C DIN EN ISO 10684, Fasteners Hot dip galvanized coatings DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners
11、DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts 3 Dimensions See Figure 1 and Table 1. Symbols and their descriptions are specified in DIN EN ISO 225. b 0,6 l a Recess as a result of manufacturing process permitted. Figure 1 Hexagon head wood screw DIN 571:2016-12 5 Ta
12、ble 1 Dimensions Dimensions in millimetres Thread size 4 5 6 (7) 8 10 12 16 20 dsmax.4,00 5,00 6,00 7,00 8,00 10,00 12,00 16,00 20,00 min. 3,52 4,52 5,52 6,42 7,42 9,42 11,30 15,30 19,30 damax. 5 6 7,2 8,2 10,2 12,2 15,2 19,2 24,4 k Nominal size 2,8 3,5 4 5 5,5 7 8 10 13 max. 3,10 3,88 4,38 5,38 5,8
13、8 7,45 8,45 10,45 13,90 min. 2,50 3,13 3,63 4,63 5,13 6,55 7,55 9,55 12,10 s Nominal size 7 8 10 12 13 17 19 24 30 max. 7,00 8,00 10,00 12,00 13,00 17,00 19,00 24,00 30,00 min. 6,64 7,64 9,64 11,57 12,57 16,57 18,48 23,16 29,16 e min. 7,50 8,63 10,89 13,07 14,2 18,72 20,88 26,17 32,95 l Nom. size mi
14、n. max. 16 15,10 16,90 20 18,95 21,05 25 23,95 26,05 30 28,95 31,05 35 33,75 36,25 40 38,75 41,25 45 43,75 46,25 50 48,75 51,25 55 53,50 56,50 60 58,50 61,50 65 63,50 66,50 70 68,50 71,50 75 73,50 76,50 80 78,50 81,50 90 88,25 91,75 100 98,25 101,75 110 108,25 111,75 120 118,25 121,75 130 128,00 132
15、,00 140 138,00 142,00 150 148,00 152,00 160 158,00 162,00 170 168,00 172,00 180 178,00 182,00 190 187,70 192,30 200 197,70 202,30 Lengths exceeding 200 mm shall be graded in 20 mm increments. Bracketed sizes should be avoided if possible. NOTE Commercial sizes of wood screws are those given in the z
16、one between the stepped lines. DIN 571:2016-12 6 4 Technical delivery conditions See Table 2. Table 2 Technical delivery conditions and reference standards Material Steel Stainless steel Nonferrous metal St (grade at the manufacturers discretion) A2 to A5aCuZn = copper-zinc-alloydGeneral requirement
17、s DIN ISO 8992 Threads and thread ends As specified in DIN 7998 Limit deviations, geometrical tolerances Product grade C Standard DIN EN ISO 4759-1bSurface finish Coating As processed. DIN EN ISO 4042 applies with regard to electroplating. DIN EN ISO 10684 applies with regard to hot dip galvanizing.
18、 PlaincAs processed. DIN EN ISO 4042 applies with regard to electroplating. Surface condition DIN EN 26157-1 applies with regard to limits for surface discontinuities. Acceptance inspection DIN EN ISO 3269 aThe material designation of screws complying with this standard shall be analogous to that gi
19、ven in DIN EN ISO 3506-4. bDIN EN ISO 4759-1 currently applies only for screws with ISO metric screw thread and for tapping screws. Unless given in this standard, the permissible deviations and geometrical tolerances specified in DIN EN ISO 4759-1 shall be adopted analogously for wood screws. cPassi
20、vation as in DIN EN ISO 16048 is recommended. dThe material designation of screws complying with this standard shall be analogous to that given in DIN EN 12166. 5 Designation Designation of a size 4 hexagon head wood screw with a length l (nominal size) = 20 mm, made of steel (St): Wood screw DIN 57
21、1 4 20 St DIN 571:2016-12 7 Bibliography DIN 4000-160, Tabular layout of product properties Part 160: Fasteners with external thread DIN EN 12166, Copper and copper alloys Rods for general purposes DIN EN ISO 3506-4, Mechanical properties of corrosion-resistant stainless steel fasteners Part 4: Tapping screws
