DIN 546-2010 Slotted round nuts《开槽圆螺母》.pdf

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1、September 2010 Translation by DIN-Sprachendienst.English price group 5No 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).I

2、CS 21.060.20!%+v“2088358www.din.deDDIN 546Slotted round nuts,English translation of DIN 546:2010-09Schlitzmuttern,Englische bersetzung von DIN 546:2010-09 fente,Traduction anglaise de DIN 546:2010-09SupersedesDIN 546:1986-09www.beuth.deDocument comprises 6 pagesIn case of doubt, the German-language

3、original shall be considered authoritative.01.14crousDIN 546:2010-09 2 A comma is used as the decimal marker. Contents Page Foreword . 3 1 Scope . 3 2 Normative references . 3 3 Dimensions 4 4 Technical delivery conditions . 6 5 Designation . 6 DIN 546:2010-09 3 Foreword This standard has been prepa

4、red by Working Committee NA 067-00-08 AA Verbindungselemente mit Sonderformen und aus Kunststoff of the Normenausschuss Mechanische Verbindungselemente (FMV) (Fasteners Standards Committee). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent

5、 rights. DIN shall not be held responsible for identifying any or all such patent rights. Amendments This standard differs from DIN 546:1986-09 as follows: a) normative references have been updated; b) the scope has been revised; c) Clause 4 “Technical delivery conditions” has been completely revise

6、d. Previous editions DIN 546: 1923-10, 1931-12, 1937-10, 1939x-07, 1949-04, 1954x-02, 1970-11, 1986-09 1 Scope This standard applies to slotted round nuts (M1 to M20). NOTE Slotted round nuts are usually lathe parts made of stainless steel or non-ferrous steel finding versatile application, in the e

7、lectrical industry for instance. Slotted round nuts can be fixed with wrenches for slotted lock rings as specified in ISO 1703. The main function of slotted round nuts is to fix parts without requiring any specific preload force or resistance to stripping. 2 Normative references The following docume

8、nts are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. DIN EN 10087, Free-cutting steels Technical delivery conditions for semi-finishe

9、d products, hot-rolled bars and rods DIN EN 10088-3, Stainless steels Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes DIN EN 28839, Mechanical properties of fasteners Nonferrous metal

10、bolts, screws, studs and nuts DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 4042, Fasteners Electroplated coatings DIN 546:2010-09 4 DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C DIN EN ISO 6507-1, Metallic materials Vickers

11、 hardness test Part 1: Test method DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 724, ISO general purpose metric screw threads Basic dimensions DIN ISO 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 8992,

12、Fasteners General requirements for bolts, screws, studs and nuts 3 Dimensions See Figure 1 and Table 1. Key afor M3 bfor M3 to M10 cfor M10 Figure 1 Slotted round nut DIN 546:2010-09 5 Table 1 Dimensions Dimensions in millimetres Thread size d M1 M1,2 M1,4 M1,6 M2 M2,5 M3 (M3,5) M4 Pa 0,25 0,25 0,3

13、0,35 0,4 0,45 0,5 0,6 0,7 damin. 1,00 1,20 1,40 1,60 2,00 2,50 3,00 3,45 4,00 max. 1,15 1,40 1,60 1,84 2,30 2,90 3,50 4,00 4,60 dkmax. = Nominal size dk2,50 3,00 3,00 3,50 4,50 5,50 6,00 7,00 8,00 min. 2,25 2,75 2,75 3,20 4,20 5,20 5,70 6,64 7,64 m max. = Nominal size m 1,00 1,20 1,40 1,60 2,00 2,20

14、 2,50 3,00 3,50 min. 0,75 0,95 1,15 1,35 1,75 1,95 2,25 2,75 3,20 n Nominal size 0,3 0,4 0,4 0,5 1 1,2 1,2 1,4 1,4 min. 0,36 0,46 0,46 0,56 1,06 1,26 1,26 1,46 1,46 max. 0,50 0,60 0,60 0,70 1,20 1,51 1,51 1,71 1,71 t min. 0,3 0,4 0,5 0,6 0,8 0,9 1,0 1,0 1,2 max. 0,5 0,6 0,7 0,8 1,0 1,1 1,2 1,4 1,6 M

15、ass (7,85 kg/dm3) per 1 000 units kg 0,034 0,057 0,063 0,1 0,21 0,34 0,43 0,7 1,07 Thread size d M5 M6 M8 M10 M12 (M14) M16 (M18) M20 Pa 0,8 1 1,25 1,5 1,75 2 2 2,5 2,5 damin. 5,00 6,00 8,00 10,00 12,00 14,00 16,00 18,00 20,00 max. 5,75 6,75 8,75 10,80 13,00 15,10 17,30 19,50 21,60 dkmax. = Nominal

16、size dk9,00 11,00 14,00 18,00 21,00 24,00 26,00 29,00 32,00 min. 8,64 10,57 13,57 17,57 20,48 23,48 25,48 28,48 31,38 m max. = Nominal size m 4,20 5,00 6,50 8,00 10,00 11,00 12,00 13,00 14,00 min. 3,90 4,70 6,14 7,64 9,64 10,57 11,57 12,57 13,57 n Nominal size 2 2,5 3 3,5 4 4 4 4 5 min. 2,06 2,56 3,

17、06 3,57 4,07 4,07 4,07 4,07 5,07 max. 2,31 2,81 3,31 3,87 4,37 4,37 4,37 4,37 5,37 t min. 1,5 2,0 2,5 3,2 3,8 3,8 3,8 4,8 4,8 max. 1,9 2,4 3,0 3,7 4,3 4,3 4,3 5,5 5,5 Mass (7,85 kg/dm3) per 1 000 units kg 1,80 2,73 5,57 11,50 21,50 21,10 36,80 48,40 57,20 Bracket sizes should not be used. aP is the

18、pitch of the coarse thread. DIN 546:2010-09 6 4 Technical delivery conditions Table 2 Technical delivery conditions Material Steel Stainless steel Nonferrous metals General requirements Standard DIN ISO 8992 Thread Tolerance class M1,4 : 5H; M1,6 : 6H Standards DIN ISO 965-1, DIN ISO 724 Mechanical

19、properties Property classaMachining steel (St) A1, A2, A3, A4, A5 CU3 Hardnessb 110 HVto 175 HV 140 HV to 240 HV Standards DIN EN 10087 DIN EN 10088-3 DIN EN 28839 Limit deviations and geometrical tolerances Product grade M1,4 : F; M1,6 : A Standard DIN EN ISO 4759-1 Finishing and surface coating Pl

20、ain / slightly lubricated Requirements for galvanic surface protection are specified in DIN EN ISO 4042. Plain Passivated as specified in DIN EN ISO 16048. Plain Requirements for galvanic surface protection are specified in DIN EN ISO 4042. Alternative galvanic surface protection requirements or alt

21、ernative surface protection are to be agreed between manufacturer and purchaser. Acceptance inspection DIN EN ISO 3269 applies with regard to acceptance inspection. aWhere different materials are to be used, this shall be subject to agreement; see scope. bAcceptance inspection as specified in DIN EN ISO 6507-1. 5 Designation Designation of a slotted round nut with thread d = M5, made of steel (St): Slotted round nut DIN 546 M5 St