1、May 2017 English price group 7No 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!%gQG“2684636www.din.deDIN 6
2、04Flat countersunk head nib bolts,English translation of DIN 604:2017-05Senkschrauben mit Nase,Englische bersetzung von DIN 604:2017-05Corps de boulon tte fraise, ergot,Traduction anglaise de DIN 604:2017-05SupersedesDIN 604:2010-09www.beuth.deDocument comprises 10 pagesDTranslation by DIN-Sprachend
3、ienst.In case of doubt, the German-language original shall be considered authoritative.06.17 DIN 604:2017-05 2 A comma is used as the decimal marker. Contents Page Foreword . 3 1 Scope 4 2 Normative references 4 3 Dimensions 5 4 Technical delivery conditions . 8 5 Masses 9 6 Designation 10 DIN 604:2
4、017-05 3 Foreword This standard has been prepared by Working Committee NA 067-00-08 AA “Fasteners with special forms and made of plastic” of DIN-Normenausschuss Mechanische Verbindungselemente (DIN Standards Committee Fasteners). Attention is drawn to the possibility that some of the elements of thi
5、s document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. Amendments This standard differs from DIN 604:2010-09 as follows: a) normative references have been updated; b) for M8, the value for dk,minhas been corrected; c) Table 2
6、containing technical delivery conditions has been corrected; d) the Bibliography has been deleted. Previous editions DIN 604: 1936-06, 2010-09 DIN 604:2017-05 4 1 Scope This standard specifies properties for sizes M6 to M24 flat countersunk head nib bolts of product grade C. 2 Normative references T
7、he 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) applies. DIN 962,
8、 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, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 898-1, Mechanical propert
9、ies 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 ISO 3506-1, Mechanical properties of corrosion-resistant stainless steel fasteners Part 1:
10、 Bolts, screws and studs DIN EN ISO 4032, Hexagon regular nuts (style 1) Product grades A and B DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4753, Fasteners Ends of parts with external ISO metric thread DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts
11、 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 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 2768-1, General tolerances Tole
12、rances for linear and angular dimensions without individual tolerance indications DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN 604:2017-05 5 3 Dimensions For dimensions see Figure 1 and Table 1. Symbols and their designations are specified in DIN EN ISO 225. Key
13、 g nib width a u 2 P b angle tolerance as in DIN ISO 2768-c Figure 1 Dimensions of flat countersunk head bolt (notation) Thread end chamfered (CH) or rounded (RN) as in DIN EN ISO 4753 at the manufacturers discretion. DIN 604:2017-05 6 Table 1 Dimensions Dimensions in millimetres Thread size, d M6 M
14、8 M10 M12 M16 M20 M24 Pa 1 1,25 1,5 1,75 2 2,5 3 bl 125 mm 18 22 26 30 38 46 54 125 mm 200 mm 41 45 49 57 65 73 dkmax. 12,55 16,55 19,65 24,65 32,80 32,80 38,80 min. 11,45 15,45 18,35 23,35 31,20 31,20 37,20 dsbmax. 6 8 10 12 16 20 24 min. 5,52 7,42 9,42 11,30 15,30 19,16 23,16 g max. 2,5 3,0 3,2 3,
15、6 4,2 5,4 6,6 min. 2,10 2,60 2,72 3,12 3,72 4,92 6,02 i min. 2,8 3,5 4,2 5,7 7,5 5,7 6,7 k 4,0 5,0 5,5 7,0 9,0 11,5 13 min. 90 60 max. 95 65 l lsand lgNominal size min. max. lslglslglslglslglslglslglslgmin. max. min. max. min. max. min. max. min. max. min. max. min. max. 20 18,95 21,05 9 11,5 13 25
16、23,95 26,05 9 11,5 13 16 30 28,95 31,05 9 11,5 13 16 19 35 33,75 36,25 12 17 11,5 13 16 19 40 38,75 41,25 17 22 11,75 18 13 16 19 45 43,75 46,25 22 27 16,75 23 11,5 19 16 19 DIN 604:2017-05 7 Table 1 (continued) Dimensions in millimetres Thread size, d M6 M8 M10 M12 M16 M20 M24 l lsand lgNominal siz
17、e min. max. lslglslglslglslglslglslglslgmin. max. min. max. min. max. min. max. min. max. min. max. min. max. 50 48,75 51,25 27 32 21,75 28 16,5 24 11,25 20 19 24 55 53,50 56,50 32 37 26,75 33 21,5 29 16,25 25 19 24 60 58,50 61,50 37 42 31,75 38 26,5 34 21,25 30 19 24 28 65 63,50 66,50 42 47 36,75 4
18、3 31,5 39 26,25 35 17 27 24 28 70 68,50 71,50 47 52 41,75 48 36,5 44 31,25 40 22 32 24 28 80 78,50 81,50 57 62 51,75 58 46,5 54 41,25 50 32 42 21,5 34 28 90 88,25 91,75 67 72 61,75 68 56,5 64 51,25 60 42 52 31,5 44 21 36 100 98,25 101,75 77 82 71,75 78 66,5 74 61,25 70 52 62 41,5 54 31 46 110 108,25
19、 111,75 81,75 88 76,5 84 71,25 80 62 72 51,5 64 41 56 120 118,25 121,75 91,75 98 86,5 94 81,25 90 72 82 61,5 74 51 66 130 128,00 132,00 95,75 102 90,5 98 85,25 94 76 86 65,5 78 55 70 140 138,00 142,00 105,75 112 100,5 108 95,25 104 86 96 75,5 88 65 80 150 148,00 152,00 115,75 122 110,5 118 105,25 11
20、4 96 106 85,5 98 75 90 160 156,00 164,00 120,5 128 115,25 124 106 116 95,5 108 85 100 Lengths exceeding 160 mm shall be graded in 20 mm increments. Lengths above the stepped line produced with full thread are permitted (at the manufacturers discretion). Intermediate lengths should be avoided if poss
21、ible. aP = Thread pitch bFor reasons pertaining to the manufacturing process, the + IT15 tolerance is permitted for a length of 2d below the head. At the manufacturers discretion, the shank diameter may also be approximately equal to the pitch diameter. DIN 604:2017-05 8 4 Technical delivery conditi
22、ons Technical delivery conditions shall be as in Table 2. Table 2 Technical delivery conditions and reference standards Material Steel General requirements DIN ISO 8992 Thread Tolerance class 8gaStandard DIN ISO 965-1 Mechanical properties Property classb4.6 4.8 8.8 Standard DIN EN ISO 898-1 Limit d
23、eviations, geometrical tolerances Product grade C Standard DIN EN ISO 4759-1 Surface finish Coating As processed. DIN EN ISO 4042 applies with regard to electroplating. DIN EN ISO 10684 applies with regard to hot dip galvanizing. DIN EN ISO 10683 applies with regard to zinc flake coatings. Surface c
24、ondition DIN EN 26157-1 applies with regard to limits for surface discontinuities. Acceptance inspection DIN EN ISO 3269 aDepending on the selected surface finish, another tolerance position prior to the application of the coating may be necessary, see DIN EN ISO 4042, DIN EN ISO 10683 and DIN EN IS
25、O 10684, for example. bOther property classes according to DIN EN ISO 898-1 for steel or according to DIN EN ISO 3506-1 for stainless steel shall be subject to agreement. DIN 604:2017-05 9 5 Masses The values of mass given in Table 3 are reference values. Table 3 Mass Thread size, d M6 M8 M10 M12 M1
26、6 M20 M24 Length, l mm Mass (7,85 kg/dm3) kg per 1 000 units kg 20 4,90 9,50 14,9 25 5,90 11,1 17,4 27,7 30 7,00 12,7 19,9 31,4 61,8 35 8,10 14,7 22,4 35,1 69,2 40 9,20 16,7 25,5 38,8 76,2 45 10,3 18,7 28,6 43,2 83,2 50 11,4 20,7 31,7 47,6 90,2 128 55 12,5 22,7 34,8 52,0 97,2 139 60 13,6 24,7 37,9 5
27、6,4 105 150 225 65 14,7 26,7 41,0 60,8 113 161 241 70 15,8 28,7 44,1 65,2 121 173 257 80 17,9 32,7 50,3 73,8 137 197 291 90 20,1 36,7 56,5 84,1 153 221 327 100 22,3 40,7 62,7 93,1 169 245 363 110 44,7 68,9 102 185 269 399 120 48,7 75,1 111 201 293 435 130 52,7 81,3 120 217 318 471 140 56,7 87,5 129
28、233 340 507 150 60,7 94,0 138 249 364 543 160 100 147 265 388 579 DIN 604:2017-05 10 6 Designation Designation of a flat countersunk head nib bolt of thread size of d = M10, length l = 70 mm, of property class 4.6: Flat countersunk head bolt DIN 604 M10 70 4.6 If it is intended to supply flat counte
29、rsunk head bolts with hexagon nuts as in DIN EN ISO 4032, the symbol “Mu” shall be added to the designation, e.g: Flat countersunk head bolt DIN 604 M10 70 4.6 Mu The property class of the nuts supplied shall be at least equal to the property class of the flat countersunk head bolts. See DIN 962, as far as applicable to flat countersunk head bolts, for supplementary order designations for special bolt types and finishes.
