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!%gQF“2684635www.din.deDIN 6
2、03Cup head square neck bolts,English translation of DIN 603:2017-05Flachrundschrauben mit Vierkantansatz,Englische bersetzung von DIN 603:2017-05Corps de boulon tte bombe aplatie, collet carr,Traduction anglaise de DIN 603:2017-05SupersedesDIN 603:2010-09www.beuth.deDocument comprises 10 pagesDTrans
3、lation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.06.17 DIN 603:2017-05 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 D
4、esignation 10 DIN 603:2017-05 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
5、 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 603:2010-09 as follows: a) normative references have been updated; b) the designation of radius
6、 r3and of the width of the square neck vnin Figure 1 have been corrected; c) for M8 and M10, values for ls,minat a nominal size of 140 mm have been corrected; d) Table 2 containing technical delivery conditions has been corrected; e) the Bibliography has been deleted. Previous editions DIN 603: 2010
7、-09 DIN 603:2017-05 4 1 Scope This standard specifies properties for sizes M5 to M20 cup head square neck bolts of product grade C. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated re
8、ferences, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. DIN 962, Bolts, screws, studs and nuts Designation, types and finishes DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject
9、 to general requirements DIN EN ISO 225, Fasteners Bolts, screws, studs 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 pit
10、ch thread DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-1, Mechanical properties of corrosion-resistant stainless steel fasteners Part 1: Bolts, screws and studs DIN EN ISO 4032, Hexagon regular nuts (style 1) Product grades A and B DIN EN ISO 4042, Fasteners Electroplated coating
11、s 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 Product grades A, B and C DIN EN ISO 10683, Fasteners Non-electrolytically applied zinc flake coatings DIN EN ISO 10684, Fasteners Hot dip galv
12、anized coatings DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN 603:2017-05 5 3 Dimen
13、sions For dimensions see Figure 1 and Table 1. Symbols and their designations are specified in DIN EN ISO 225. a u 2 P Figure 1 Dimensions of cup head square neck bolt (notation) Thread end chamfered (CH) or rounded (RN) as in DIN EN ISO 4753 at the manufacturers discretion. DIN 603:2017-05 6 Table
14、1 Dimensions Dimensions in millimetres Thread size, d M5 M6 M8 M10 M12 M16 M20 Pa0,8 1 1,25 1,5 1,75 2 2,5 b l 125 mm 16 18 22 26 30 38 46 125 mm 200 mm 41 45 49 57 65 dkmax. 13,55 16,55 20,65 24,65 30,65 38,80 46,80 min. 12,45 15,45 19,35 23,35 29,35 37,20 45,20 dsbmax. 5 6 8 10 12 16 20 min. 4,52
15、5,52 7,42 9,42 11,30 15,30 19,16 fn max. 4,10 4,60 5,60 6,60 8,75 12,90 15,90 min. 2,90 3,40 4,40 5,40 7,25 11,10 14,10 k max. 3,30 3,88 4,88 5,38 6,95 8,95 11,05 min. 2,70 3,12 4,12 4,62 6,05 8,05 9,95 r1 10,7 12,6 16 19,2 24,1 29,3 33,9 r2max. 0,5 0,5 0,5 0,5 1,0 1,0 1,0 r3cmax. 0,75 0,90 1,20 1,5
16、0 1,80 2,40 30 vnmax. 5,48 6,48 8,58 10,58 12,70 16,70 20,84 min. 4,52 5,52 7,42 9,42 11,30 15,30 19,16 l ls and lg Nom. size min. max. ls lglslglslglslglslglslglslgmin. max. min. max. min. max. min. max. min. max. min. max. min. max. 16 15,10 16,90 8 10 20 18,95 21,05 8 10 12 14 25 23,95 26,05 8 10
17、 12 14 30 28,95 31,05 18 10 12 14 18 35 33,75 36,25 15 19 12 17 12 14 18 40 38,75 41,25 20 24 17 22 11,75 18 14 18 45 43,75 46,25 25 29 22 27 16,75 23 11,5 19 18 50 48,75 51,25 30 34 27 32 21,75 28 16,5 24 18 55 53,50 56,50 35 39 32 37 26,75 33 21,5 29 16,25 25 23 60 58,50 61,50 40 44 37 42 31,75 38
18、 26,5 34 21,25 30 23 65 63,50 66,5 45 49 42 47 36,75 43 31,5 39 26,75 35 17 27 70 68,50 71,5 50 54 47 52 41,75 48 36,5 44 31,25 40 22 32 28,5 80 78,50 81,5 60 64 57 62 51,75 58 46,5 54 41,25 50 32 42 21,5 34 aP = Thread pitch bFor reasons pertaining to the manufacturing process, the + IT15 tolerance
19、 is permitted for a length of 2 d below the head (including square). Therefore, the corresponding limiting dimension is given for vn,max. At the manufacturers discretion, the shank diameter may also be approximately equal to the pitch diameter. cThe radius r3shall be adhered to for a minimum length
20、of 0,5 fnbelow the head. DIN 603:2017-05 7 Table 1 (continued) Dimensions in millimetres Thread size, d M5 M6 M8 M10 M12 M16 M20 l lsand lgNom. size min. max. ls lglslglslglslglslglslglslgmin. max. min. max. min. max. min. max. min. max. min. max. min. max. 90 88,25 91,75 67 72 61,75 68 56,5 64 51,2
21、5 60 42 52 31,5 44 100 98,25 101,75 77 82 71,75 78 66,5 74 61,25 70 52 62 41,5 54 110 108,25 111,75 87 92 81,75 88 76,5 84 71,25 80 62 72 51,5 64 120 118,25 121,75 97 102 91,75 98 86,5 94 81,25 90 72 82 61,5 74 130 128,00 132,00 101 106 95,75 102 90,5 98 85,25 94 76 86 65,5 78 140 138,00 142,00 111
22、116 105,75 112 100,5 108 95,25 104 86 96 75,5 88 150 148,00 152,00 121 126 115,75 122 110,5 118 105,25 114 96 106 85,5 98 160 156,00 164,00 120,5 128 115,25 124 106 116 95,5 108 180 176,00 184,00 140,5 148 135,25 144 126 136 115,5 128 200 195,40 204,60 160,5 168 155,25 164 146 156 135,5 148 Lengths
23、exceeding 200 mm shall be graded in 20 mm increments. For bolts made of stainless steel, lengths above the stepped line produced with full thread are permitted (at the manufacturers discretion). Intermediate lengths should be avoided if possible. DIN 603:2017-05 8 4 Technical delivery conditions Tec
24、hnical delivery conditions shall be as in Table 2. Table 2 Technical delivery conditions and reference standards Material Steel Stainless steel General requirements DIN ISO 8992 Thread Tolerance class 8 gaStandard DIN ISO 965-1 Mechanical properties Property classb4.6 4.8 8.8 A2-70 A4-70 Standard DI
25、N EN ISO 898-1 DIN EN ISO 3506-1 Limit deviations, 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
26、regard to zinc flake coatings. Plain Passivation as in DIN EN ISO 16048. Surface condition 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
27、 the coating may be necessary, see DIN EN ISO 4042, DIN EN ISO 10683 and DIN EN ISO 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 603:2017-05 9 5 Masses The values of mass g
28、iven in Table 3 are reference values for products made of steel. Table 3 Mass Thread size, d M5 M6 M8 M10 M12 M16 M20 Length, l mm Mass (7,85 kg/dm3) kg per 1 000 units kg 16 4,00 6,90 20 4,50 7,60 13,8 22,7 25 5,10 8,50 15,4 25,2 30 5,90 9,60 17,0 27,7 45,7 35 6,70 10,7 19,0 30,2 49,4 40 7,50 11,8
29、21,0 32,7 53,1 45 8,30 12,9 23,0 35,8 56,8 50 9,10 14,0 25,0 38,9 61,2 119 55 9,90 15,1 26,9 42,0 65,6 126 60 10,7 16,2 28,9 45,1 70,0 133 65 11,5 17,3 30,9 48,2 74,4 141 70 12,3 18,4 32,9 51,3 78,8 149 247 80 13,9 20,6 36,8 57,5 87,0 165 272 90 22,8 40,8 63,7 96,0 181 297 100 25,0 44,8 69,9 105 197
30、 322 110 27,2 48,8 76,1 114 213 347 120 29,4 52,8 82,3 123 229 372 130 31,6 56,8 88,5 132 245 397 140 32,8 60,8 95,0 141 261 422 150 35,0 64,8 101 150 277 447 160 107 159 293 497 180 119 177 325 547 200 131 195 357 597 DIN 603:2017-05 10 6 Designation Designation of cup head square neck bolt, steel
31、grade A2, of thread size d = M10, with a length l = 70 mm, of property class 70: Cup head bolt DIN 603 M10 70 A2 70 If it is intended to supply cup head bolts with hexagon nuts as in DIN EN ISO 4032, the symbol “Mu” shall be added to the designation, e.g: Cup head bolt DIN 603 M10 70 4.6 Mu The property class of the nuts supplied shall be at least equal to the property class of the cup head bolts. See DIN 962, as far as applicable to cup head bolts, for supplementary order designations for special bolt types and finishes.
