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本文(DIN 480-2016 Square head bolts with collar and short dog point with rounded end《方头带垫短圆柱球面端螺栓》.pdf)为本站会员(progressking105)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

DIN 480-2016 Square head bolts with collar and short dog point with rounded end《方头带垫短圆柱球面端螺栓》.pdf

1、August 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!%cp“2642977www.din.deDIN

2、 480Square head bolts with collar and short dog point with rounded end,English translation of DIN 480:2016-08Vierkantschrauben mit Bund und Ansatzkuppe,Englische bersetzung von DIN 480:2016-08Vis tte carre embase plate cylindrique tton court bombe,Traduction anglaise de DIN 480:2016-08SupersedesDIN

3、480:1985-02www.beuth.deDocument comprises 7 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.03.17 DIN 480:2016-08 2 A comma is used as the decimal marker. Contents Page Foreword . 3 1 Scope 4 2 Normative references 4 3 Dimensio

4、ns 5 4 Technical delivery conditions . 7 5 Designation 7 DIN 480:2016-08 3 Foreword This standard has been prepared by Working Committee NA 067-00-02 AA Verbindungselemente mit metrischem Auengewinde of DIN-Normenausschuss Mechanische Verbindungselemente (DIN Standards Committee Fasteners). Attentio

5、n 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 480:1985-02 as follows: a) the standard has been editori

6、ally revised; b) normative references have been updated; c) in Figure 1, the thread ends have been brought in line with DIN 962 rounded short dog point (Ak); d) in Table 1, the value a1for thread size M8 has been changed from 4 to 3,75; e) in Table 2, a “0” has been added to the beginning of the val

7、ue given for property class because square head bolts are not fully loadable in the tensile test due to the small surface area of the head. Previous editions DIN 480-1: 1926-10, 1942x-05, 1953-06 DIN 480: 1968-03, 1985-02 DIN 480:2016-08 4 1 Scope This standard specifies requirements for square head

8、 bolts with collar and short dog point with rounded end, of product grade A with metric coarse threads from M8 to M24. These screws are not fully loadable in tensile testing due to the small surface area of the head. Where, for special purposes, the bolts are to meet requirements differing from thos

9、e specified in the present standard, e.g. with respect to nominal length or property class, the bolts shall be in compliance with the specifications of the relevant standards. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are ind

10、ispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. DIN 76-1, Thread run-outs and thread undercuts Part 1: For ISO metric threads in accordance with DIN 13-1 DI

11、N 267-2, Fasteners Technical delivery conditions Design and dimensional accuracy DIN 962, Bolts, screws, studs and nuts Designation, types and finishes DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requirements DIN EN ISO 225, Fasteners Bolts, screws, s

12、tuds and nuts Symbols and descriptions of dimensions DIN EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs with specified property classes Coarse thread and fine pitch thread DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN I

13、SO 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 10683, Fasteners Non-electrolytically applied zinc flake coatings DIN EN ISO 10684, Fasteners Hot dip galvanized coatings DIN ISO 272, Fast

14、eners Width across flats for hexagon products DIN ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads; medium DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN 480:2016-08 5 3

15、Dimensions See Figure 1 and Table 1. Symbols and their descriptions are specified in DIN EN ISO 225. Key u = max. 2 P incomplete thread k minimum wrenching height (for this zone at least eminshall be maintained) a1according to DIN 76-1 dp, z3and z4according to DIN 962 1 rounded short dog point (Ak)

16、according to DIN 962 Figure 1 Dimensions (notation) DIN 480:2016-08 6 Table 1 Dimensions Dimensions in millimetres Thread size, d M8 M10 M12 M16 M20 M24 Pa1,25 1,5 1,75 2 2,5 3 a1max. 3,75 4,5 5,3 6 7,5 9 c min. 2,88 2,88 3,85 3,85 4,85 5,85 max. 3,12 3,12 4,15 4,15 5,15 6,15 dcmax. = nominal size 1

17、0 13 17 21 22 27 28 32 min. 9,42 12,3 16,3 20,16 21,16 26,16 27,16 31 dpmax. = nominal size 5,5 7 8,5 12 15 18 min. 5,32 6,78 8,28 11,73 14,73 17,73 k Nominal size 11 13 16 20 25 28 min. 10,78 12,78 15,78 19,74 24,74 27,74 max. 11,22 13,22 16,22 20,26 25,26 28,26 k min. 5,5 6,9 8,3 11,1 13,8 15,2 r

18、min. 0,4 0,4 0,6 0,6 0,8 0,8 s max. = nominal size 8 10 13 16b17b21b22b24 min. 7,78 9,78 12,73 15,73 16,73 20,67 21,67 23,67 z3min. = nominal size 2 2,5 3 4 5 6 max. 2,25 2,75 3,25 4,3 5,3 6,3 z4 1 1 1,25 1,75 2 2,5 l Mass (7,85 kg/dm3) kg per 1 000 units Nominal size min. max. 16 15,65 16,35 10,1 2

19、0 19,58 20,42 11,3 20,6 25 24,58 25,42 12,9 23,1 40,5 30 29,58 30,42 14,4 25,5 44,1 35 34,5 35,5 16,0 28,0 47,7 40 39,5 40,5 17,6 30,5 51,3 99,3 50 49,5 50,5 35,4 58,5 113 60 59,4 60,6 40,4 65,7 126 222 313 70 69,4 70,6 139 243 343 80 79,4 80,6 152 263 372 90 89,3 90,7 284 402 100 99,3 100,7 304 431

20、 110 109,3 110,7 324 460 120 119,3 120,7 344 489 140 139,2 140,8 547 Intermediate lengths should be avoided if possible. Lengths exceeding 140 mm shall be graded in 20 mm increments. For these lengths, the permissible deviations specified in DIN EN ISO 4759-1 shall apply. aP = Thread pitch bWhen pla

21、cing orders, the width across flats shall be given (see Clause 4). Preference shall be given to SW 16 and SW 21. DIN 480:2016-08 7 4 Technical delivery conditions See Table 2. Table 2 Technical delivery conditions and reference standards Material Steel General requirements DIN ISO 8992 Thread Tolera

22、nce 6gaStandard DIN ISO 965-2 Mechanical propertiesbProperty class (material) 05.6 05.8 08.8 Standard DIN EN ISO 898-1 Limit deviations, geometrical tolerances Product grade A Standard DIN EN ISO 4759-1 Surface finish Coating As processed. DIN EN ISO 4042 applies with regard to electroplating. DIN E

23、N ISO 10683 applies with regard to non-electrolytically applied zinc flake coatings. DIN EN ISO 10684 applies with regard to hot dip galvanizing. DIN 267-2 applies with regard to surface roughness. DIN EN 26157-1 applies with regard to limits for surface discontinuities. Acceptance inspection DIN EN

24、 ISO 3269 aDepending on the selected coating system, another tolerance position prior to the application of the coating is necessary, see DIN EN ISO 4042, DIN EN ISO 10683 and DIN EN ISO 10684, for example. bOther product grades or materials shall be subject to agreement. 5 Designation Designation o

25、f an M12 square head bolt with collar and short dog point with rounded end of length l (nominal size) = 40 mm and assigned to property class 05.6: Square head bolt DIN 480 M12 40 05.6 Designation of an M12 square head bolt with collar and short dog point with rounded end of length l (nominal size) = 50 mm, width across flats 16 mm according to DIN ISO 272 and assigned to property class 05.8: Square head bolt DIN 480 M16 50 SW 16 05.8 See DIN 962 for supplementary order designations for special screw types and finishes.

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