1、January 2007DEUTSCHE NORM 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!,wI“984253
2、8www.din.deDDIN 464Knurled thumb screws, high typeRndelschrauben, hohe FormSupersedesDIN 464:2006-08www.beuth.deTranslation by DIN-Sprachendienst.In case of doubt, the German-language original should be consulted as the authoritative text.Document comprises 6 pages10.07DIN 464:2007-01 2 Foreword Thi
3、s standard has been prepared by the Normenausschuss Mechanische Verbindungselemente (Fasteners Standards Committee), Technical Committee NA 067-03-05 AA Verbindungselemente mit Sonderformen. The DIN 4000-160-4 tabular layout of article characteristics shall apply to screws covered in this standard.
4、Amendments This standard differs from DIN 464:1986-09 as follows: a) References have been updated. b) Knurl pitches have been specified. c) The standard has been re-structured. d) In Table 1, thread size M3,5 has been dropped. e) Clause 5 “Technical delivery conditions” has been completely revised.
5、Compared with DIN 464:2006-08, the following corrections have been made: a) In Table 1, a number of symbols have been corrected. Previous editions DIN 465: 1924-03, 1943-10, 1953-07, 1956-02, 1963-06, 1970-12 DIN 464: 1924-03, 1943-10, 1953-07, 1956-02, 1963-06, 1970-12, 1986-09, 2006-08 1 Scope Thi
6、s standard specifies dimensions and technical delivery conditions for M1 to M10 knurled thumb screws, high type. 2 Normative references The following reference documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated referenc
7、es, the latest edition of the referenced document (including any amendments) applies. DIN 76-1, Thread run-outs and thread undercuts for ISO metric screw threads as in DIN 13 series DIN 82:1973-01, Knurls DIN 267-6, Fasteners Technical delivery conditions Design and tolerances for product grade F fa
8、steners DIN 962, Designation system for fasteners DIN 4000-160, Tabular layouts of article characteristics for fasteners with external thread DIN 464:2007-01 3 DIN EN 10087, Free-cutting steels Technical delivery conditions for semi-finished products, hot-rolled bars and rods DIN EN 10277-3, Bright
9、steel products Technical delivery conditions Part 3: Free-cutting steels DIN EN 12476, Phosphate conversion coatings of metals Method of specifying requirements DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requirements DIN EN 28839, Mechanical properti
10、es of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-1, Mechanical properties of corrosion-resistant st
11、ainless steel fasteners Part 1: Bolts, screws and studs DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4753, Fasteners Ends of parts with external ISO metric screw thread DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and fit bolts Product grades A, B and C DI
12、N 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 464:2007-01 4 3 Dimensions Screw dimensions shall be as given in Figure 1 and Table 1. Surface roughness, Rz25 (Rz16)
13、Type A: Threaded up to the head, with thread undercut (for sizes above stepped line in Table 1) Type B: With unthreaded portion of shank (for sizes below stepped line in Table 1) (other dimensions as for type A) Type Sz (slotted) (other dimensions as for types A and B) Key 1 Type RAA straight knurl
14、as in DIN 82 2 End chamfered (CH) or rounded (RN) as in DIN EN ISO 4753 3 DIN 76 A thread undercut a Length of incomplete thread, u 1,5 P. Figure 1 Dimensions of knurled thumb screw (notation) 4 Special design features Designation details for special design features are given in DIN 962. If knurled
15、thumb screws are manufactured in two parts, these shall be joined so as to ensure that the same torque will be transmitted as in the case of one-piece knurled thumb screws of the same thread size. DIN 464:2007-01 5 Table 1 Screw dimensions Dimensions in millimetres Thread size d M1 M1,2 M1,4 M1,6 M2
16、 M2,5 M3 M4 M5 M6 M8 M10 Pa0,25 0,25 0,3 0,35 0,4 0,45 0,5 0,7 0,8 1 1,25 1,5 b P20+3 3,5 4 5 6 8 9 12 15 18 24 30 c Edges chamfered 0,3 0,3 0,4 0,4 0,5 0,6 0,8 Nominal size 5,5 6 7 7,5 9 11 12 16 20 24 30 36 max. 5,74 6,24 7,29 7,79 9,29 11,35 12,35 16,35 20,42 24,42 30,42 36,5 dkmin. 5,26 5,76 6,7
17、1 7,21 8,71 10,65 11,65 15,65 19,58 23,58 29,58 35,5 max. (nominal size) 2,80 3,00 3,5 3,8 4,5 5,0 6,0 8,00 10,00 12,00 16,00 20,00 dsmin. 2,55 2,75 3,2 3,5 4,2 4,7 5,7 7,64 9,64 11,57 15,57 19,48 Nominal size 3,5 4 4,7 5 5,3 6,5 7,5 9,5 11,5 15 18 23 max. 3,74 4,24 4,94 5,24 5,54 6,79 7,79 9,79 11,
18、85 15,35 18,35 23,42 h min. 3,26 3,76 4,46 4,76 5,06 6,21 7,21 9,21 11,15 14,65 17,65 22,58 max. (nominal size) 1,50 1,50 2,00 2,00 2,00 2,50 2,50 3,5 4,0 5,0 6,0 8,00 k min. 1,25 1,25 1,75 1,75 1,75 2,25 2,25 3,2 3,7 4,7 5,7 7,64 Nominal size 0,3 0,4 0,4 0,4 0,5 0,6 0,8 1 1,2 1,6 2 2,5 min. 0,36 0,
19、46 0,46 0,46 0,56 0,66 0,86 1,06 1,26 1,66 2,06 2,56 n max. 0,50 0,60 0,60 0,60 0,70 0,80 1,00 1,20 1,51 1,91 2,31 2,81 r 0,5 0,5 0,5 0,5 0,5 0,5 0,5 0,5 1 1 2 2 min. 0,7 0,8 0,90 1,0 1,1 1,5 1,8 2,2 2,8 3,5 4,5 6 t max. 0,9 1,0 1,15 1,3 1,4 1,8 2,2 2,7 3,4 4,3 5,5 7 x max. 0,6 0,6 0,75 0,9 1 1,1 1,
20、25 1,75 2 2,5 3,2 3,8 Knurl pitch 0,5 0,5 0,5 0,5 0,5 0,6 0,6 0,6 0,6 0,6 0,6 0,8 l Nominal size min. max. Mass (7,85 kg/dm3) in kg per 1 000 unitsb 2 1,9 2,1 0,386 0,485 0,825 0,95 3 2,9 3,1 0,93 0,492 0,834 0,96 1,45 2,5 4 3,9 4,1 0,394 0,499 0,843 0,97 1,47 2,53 3,5 5 4,8 5,2 0,4 0,508 0,852 0,98
21、 1,49 2,56 3,54 8,28 6 5,8 6,2 0,864 0,99 1,51 2,59 3,59 8,36 15,2 8 7,8 8,2 1,02 1,55 2,65 3,68 8,51 15,4 28 10 9,7 10,3 1,6 2,71 3,77 8,66 15,7 28,4 12 11,7 12,3 2,77 3,86 8,81 16 28,7 56 (14) 13,7 14,3 4,04 8,96 16,3 29 56,4 16 15,7 16,3 4,2 9,1 16,7 29,3 56,8 (18) 17,7 18,3 9,25 17 29,7 57,2 100
22、 20 19,6 20,4 17,3 30 58 101 (22) 21,6 22,4 30,3 58,6 102 25 24,6 25,6 30,8 59,2 104 (28) 27,6 28,4 59,6 106 30 29,6 30,4 107 (32) 31,5 32,5 108 35 34,5 35,5 110 (38) 37,5 38,5 112 40 39,5 40,5 114 Bracketed sizes should be avoided if possible. Lengths exceeding 40 mm shall be graded in 5 mm steps.
23、Knurled thumb screws are generally manufactured in sizes for which a value of mass has been specified. aThread pitch. bThe values of mass are guideline values for knurled thumb screws made of steel. DIN 464:2007-01 6 5 Technical delivery conditions Table 2 Technical delivery conditions Material Stee
24、l Stainless steel Nonferrous metal General requirements As specified in DIN ISO 8992. Tolerance class 6g Thread Standard DIN ISO 965-1 Property class (material) St A1 A2 CU3 Mechanical propertiesaStandards DIN EN 10087 DIN EN 10277-3 DIN EN ISO 3506-1b DIN EN 28839bProduct grade M1,4: F M1,6: A Limi
25、t deviations and geometrical tolerances Standards DIN 267-6, DIN EN ISO 4759-1 As processed. Plain Plain DIN EN ISO 4042 shall apply with regard to electroplating. Surface finish DIN EN 12476 shall apply with regard to phosphating. DIN EN ISO 4042 shall apply with regard to electro-plating. Surface
26、discontinuities DIN EN 26157-1 Acceptance inspection DIN EN ISO 3269 shall apply with regard to acceptance inspection. a Calculation of tensile strength shall be based on the smallest stress area resulting from the undercut. b For screws made of stainless steel or nonferrous metal, verification of c
27、ompliance with the mechanical properties specified is not required. 6 Designation EXAMPLE 1 Designation of an M5 knurled thumb screw, high type, with a length, l (nominal size), of 20 mm, made of steel (St): Knurled thumb screw DIN 464 M5 20 St EXAMPLE 2 Designation of a slotted (Sz) M5 knurled thumb screw, high type, with a length, l (nominal size), of 20 mm, made of steel (St): Knurled thumb screw DIN 464 M5 20 Sz St Designation details for special design features are given in DIN 962.
