1、November 2009 Translation by DIN-Sprachendienst.English price group 5No 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).IC
2、S 21.060.10!$lV_“1735160www.din.deDDIN 525Studs for weldingEnglish translation of DIN 525:2009-11AnschweiendenEnglische bersetzung von DIN 525:2009-11Tiges souderTraduction anglaise de DIN 525:2009-11SupersedesDIN 525:1986-09www.beuth.deDocument comprises pagesIn case of doubt, the German-language o
3、riginal shall be considered authoritative.702.11 DIN 525:2009-11 A comma is used as the decimal marker. Contents Page Foreword. 3 1 Scope . 4 2 Normative references . 4 3 Dimensions 4 4 Technical delivery conditions . 6 5 Designation . 6 Bibliography . 7 2 DIN 525:2009-11 Foreword This standard has
4、been prepared by Working Committee NA 067-03-05 AA Verbindungselemente mit Sonderformen of the Normenausschuss Mechanische Verbindungselemente (Fasteners Standards Committee). Amendments This standard differs from DIN 525:1986-09 as follows: a) normative references have been updated; b) the technica
5、l delivery conditions (Clause 4) have been completely revised. Previous editions DIN 525-1: 1941-01, 1953-06, 1963-03 DIN 525: 1970-11, 1986-09 3 DIN 525:2009-11 1 Scope This standard specifies dimensions and technical delivery conditions for weldings studs. Welding studs are fasteners which are pri
6、marily selected because of their weldability. When determining what loadbearing capacity welding studs are to have, account shall be taken of their inherent strength, the part into which the studs are welded, and the intended function. Welding studs for turnbuckles are covered in DIN 34828. 2 Normat
7、ive references The following documents are indispensable for the application of this document. 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 undercut
8、s Part 1: For ISO metric threads in accordance with DIN 13-1 DIN 962, Designation system for fasteners DIN 4000-160, Tabular layout of product properties Part 160: Fasteners with external thread DIN EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts,
9、screws and studs with specified property classes Coarse thread and fine pitch thread DIN EN ISO 3269, Fasteners Acceptance inspection 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 gra
10、des A, B and C 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 8992, Fasteners General requirements for bolts, screws, studs and nuts 3 Dimensions See Figure 1 and Table 1. Key u leng
11、th of incomplete thread 2 P Thread end CH (chamfered) or RN (rounded) as in DIN EN ISO 4753 x1 2,5 P (as in DIN 76-1) Figure 1 Welding stud dimensions (notation) Welding studs can be manufactured both with the shank diameter thread diameter (normal shank, type C as in DIN 962) and with the shank dia
12、meter pitch diameter (thin shank, type B as in DIN 962). This does not impair the loadbearing capacity, since the strength values are specified on the basis of the stress area of the thread (see also DIN EN ISO 898-1). 4 DIN 525:2009-11 Table 1 Dimensions Dimensions in millimetres Thread size d M6 M
13、8 M10 M12 M16 M20 M24 M30 M36 M42 M48 Pa 1 1,25 1,5 1,75 2 2,5 3 3,5 4 4,5 5 b P20+35 40 45 55 65 75 85 105 125 145 165 Nominal size dsb = max. 6 8 10 12 16 20 24 30 36 42 48 dsmin. pitch diameter Nominal size 130 140 150 170 190 210 230 270 310 350 390 min. 128 138 148 168 187,7 207,7 227,7 267,4 3
14、07,4 347,1 387,1 l max. 132 142 152 172 192,3 212,3 232,3 272,6 312,6 352,9 392,9 Mass (7,85 kg/dm3) kg per 1 000 units 26 49,2 83,5 135 273 473 745 1 370 2 280 3 510 5 110 aP = pitch of thread (coarse pitch thread). bFor a normal shank (type C), tolerance class js 15 shall apply for the shank diame
15、ter. 5 DIN 525:2009-11 4 Technical delivery conditions Table 2 Technical delivery conditions Material Steel General requirements DIN ISO 8992 Tolerance class 8g Thread Standard DIN ISO 965-1 Property class (material) 4.6, weldablebMechanical propertiesa Standard DIN EN ISO 898-1 Product grade C Perm
16、issible dimensional deviations and deviations of form Standard DIN EN ISO 4759-1 Surface finish As processed. If surface protection is required, e.g. hot dip galvanizing as in DIN EN ISO 10684, this shall be agreed when ordering. Acceptance inspection DIN EN ISO 3269 shall apply with regard to accep
17、tance inspection. aOther weldable materials shall be subject to agreement. bThe specification of weldability for property class 4.6 welding studs in this standard is a departure from DIN EN ISO 898-1 in which weldability is not included in the scope. 5 Designation Designation of an M10 welding stud
18、(type C or type B, at the manufacturers discretion) of property class 4.6: Welding stud DIN 525 M10 4.6 If a particular type of shank is required, the relevant letter symbol as specified in DIN 962 shall be stated in the designation, e.g.: Welding stud DIN 525 B M10 4.6 The DIN 4000-160 tabular layout of article characteristics shall apply to welding studs covered in this standard. 6 DIN 525:2009-11 7 Bibliography DIN 34828, Welding studs for turnbuckles
