1、January 2011 Translation by DIN-Sprachendienst.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
2、 21.060.10!$n2=“1751526www.din.deDDIN 5903-2Fish bolts Part 2: With square headEnglish translation of DIN 5903-2:2011-01Laschenschrauben Teil 2: Mit VierkantkopfEnglische bersetzung von DIN 5903-2:2011-01Vis pour des clisses Partie 2: Avec tte carreTraduction anglaise de DIN 5903-2:2011-01Supersedes
3、DIN 5903-2:1997-11www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.803.11 DIN 5903-2:2011-01 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
4、 conditions . 7 4.1 Fish bolts . 7 4.2 Nuts 7 5 Designation . 7 6 Marking 7 Bibliography . 8 2 DIN 5903-2:2011-01 Foreword This standard has been prepared by Working Committee NA 067-00-08 AA Verbindungselemente mit Sonderformen und aus Kunststoff of the Normenausschuss Mechanische Verbindungselemen
5、te (Fasteners Standards Committee). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. The DIN 4000-160 and DIN 4000-161 tabular layouts of product prop
6、erties shall apply to bolts covered in this standard. Amendments This standard differs from DIN 5903-2:1997-11 as follows: a) normative references have been updated; b) Figures 1 and 2 have been updated and the thread end has been modified accordingly. Previous editions DIN 5903-2: 1938-09, 1943-06,
7、 1965-03, 1967-11, 1997-11 3 DIN 5903-2:2011-01 1 Scope This standard specifies properties for fish bolts with square head, with or without oval neck, designed for use with fishplates as specified in DIN 5902, which are fitted one to each side of a fished joint between successive lengths of rail, su
8、ch as specified in DIN EN 13674-1 und DIN EN 13674-4. NOTE For fish bolts with round head and oval neck, see DIN 5903-1. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated
9、 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 DIN 4000-160, Tabular layout of product properties Part 160: Fasteners with external thread DIN 400
10、0-161, Tabular layout of product properties Part 161: Fasteners with internal thread DIN EN 20898-2, Mechanical properties of fasteners Part 2: Nuts with specified proof load values; coarse thread DIN EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts
11、, screws and studs with specified property classes Coarse thread and fine pitch thread DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 4034, Hexagon nuts Product grade C DIN EN ISO 4753, Fasteners Ends of parts with external metric ISO thread DIN EN ISO 4759-1, Tolerances for fasteners P
12、art 1: Bolts, screws, studs and nuts Product grades A, B and C DIN ISO 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal scr
13、ew threads; medium quality DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts 4 DIN 5903-2:2011-01 3 Dimensions 3.1 Type B fish bolt with square head and oval neck, and with hexagon nut as in DIN EN ISO 4034 See Figure 1 and Table 1. Dimensions in millimetres The diameter
14、 of the unthreaded shank may be approximately equal to the thread diameter (normal shank). Key athread end chamfered (CH) or rounded (RN) as in DIN EN ISO 4753 at the manufacturers discretion bx1as in DIN 76-1 cu (length of incomplete thread) 2 P Figure 1 Dimensions of type B fish bolt (notation) Ta
15、ble 1 Dimensions of type B fish bolt Dimensions in millimetres SR l c b e f g k r Thread size d js17 h15 P02+IT15 js16 js17 js17 (55) 60 M16 65 22 27 16 8 27 12 50 90 44 M20 100 30 49 20 15 32 14 70 105 115 120 M22 130 33 49 22 17 39 16 100 Bracketed sizes should be avoided if possible. 5 DIN 5903-2
16、:2011-01 3.2 Type C fish bolt with square head and oval neck, with collar nut See Figure 2 and Table 2. Dimensions in millimetres The diameter of the unthreaded shank may be approximately equal to the thread diameter (normal shank). Key athread end chamfered (CH) or rounded (RN) as in DIN EN ISO 475
17、3 at the manufacturers discretion bx1as in DIN 76-1 cwidth across flats 39 mm du (length of incomplete thread) 2 P Figure 2 Dimensions of type C fish bolt (notation) Table 2 Dimensions of type C fish bolt Dimensions in millimetres Thread size d M22 M24 l js17 110 120 105 110 115 120 125 130 140 145
18、150 160 165 200 6 DIN 5903-2:2011-01 4 Technical delivery conditions 4.1 Fish bolts See Table 3. Table 3 Technical delivery conditions Material Steel General requirements As specified in DIN ISO 8992 Tolerance 8 g Thread Standards DIN ISO 965-1, DIN ISO 965-2 Property class (material) 4.6, 5.6 Mecha
19、nical properties Standard DIN EN ISO 898-1 Product grade C Limit deviations and geometrical tolerances Standard DIN EN ISO 4759-1 Surface finish As processed Acceptance inspection DIN EN ISO 3269 applies with regard to acceptance inspection. 4.2 Nuts DIN EN ISO 4034 hexagon nuts of property class 5
20、shall be used with type B fish bolts as specified in this standard. DIN EN 20898-2 collar nuts as shown in Figure 2, of property class 5, shall be used with type C fish bolts as specified in this standard. 5 Designation Designation of an assembly of an M20 fish bolt of type B, with a length l = 100
21、mm, of property class 4.6, with hexagon nut: Fish bolt DIN 5903 B M20 100 4.6 Designation of an assembly of an M24 fish bolt of type C, with a length l = 140 mm, of property class 4.6, with collar nut: Fish bolt DIN 5903 C M24 140 4.6 6 Marking Fish bolts complying with this standard shall be marked
22、 on the head with the property class and the manufacturers symbol, as specified in DIN EN ISO 898-1. 7 DIN 5903-2:2011-01 8 Bibliography DIN 5902, Fishplates for grooveless flat bottom rails dimensions Steel types DIN 5903-1, Fish bolts Part 1: With round head and oval neck DIN EN 13674-1, Railway applications Track Rail Part 1: Vignole railway rails 46 kg/m and above DIN EN 13674-4, Railway applications Track Rail Part 4: Vignole railway rails from 27 kg/m to, but excluding 46 kg/m
