DIN 927-2012 Slotted shoulder screws《带肩槽头螺钉》.pdf

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1、June 2012 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 21

2、.060.10!%f“2026167www.din.deDDIN 927Slotted shoulder screws,English translation of DIN 927:2012-06Zapfenstifte mit Gewinde und Schlitz,Englische bersetzung von DIN 927:2012-06Vis sans tte tton filet, fendue,Traduction anglaise de DIN 927:2012-06SupersedesDIN 927:2006-08www.beuth.deDocument comprises

3、 7 pagesIn case of doubt, the German-language original shall be considered authoritative.08.13 DIN 927:2012-06 2 A comma is used as the decimal marker. Contents Page Foreword . 3 1 Scope . 4 2 Normative references . 4 3 Symbols . 5 4 Dimensions 5 5 Technical delivery conditions . 7 6 Designation . 7

4、 DIN 927:2012-06 3 Foreword This standard has been prepared by Working Committee NA 067-00-08 AA Verbindungselemente mit Sonderformen und aus Kunststoff of the Normenausschuss Mechanische Verbindungselemente (FMV) (Fasteners Standards Committee). Attention is drawn to the possibility that some eleme

5、nts 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 4000-160-12 tabular layout of article characteristics applies to screws covered in this standard. Amendments The standard differs from DIN 927:2006-08 as

6、 follows: a) normative references have been updated; b) Clause 3 on symbols has been included; c) according to DIN EN ISO 225, symbol f has been changed to v; d) the following dimensions have been changed: l to lzand b to be; e) in Table 2, the specification for product grade F has been corrected; f

7、) for thread sizes M3. Figure 1 Slotted shoulder screw DIN 927:2012-06 6 Table 1 Dimensions Dimensions in millimetres Thread size (d) M1 M1,2 M1,4 M1,6 M2 M2,5 M3 M4 M5 M6 Pa0,25 0,25 0,3 0,35 0,4 0,45 0,5 0,7 0,8 1 bemax. 2,05 2,05 2,45 2,75 3,05 3,80 4,80 6,30 7,36 8,36 min. (nominal size) 1,80 1,

8、80 2,20 2,50 2,80 3,50 4,50 6,00 7,00 8,00 dkmax. (nominal size) 1,600 1,800 2,000 2,200 2,800 3,500 4,000 5,500 6,500 8,000 min. 1,575 1,775 1,975 2,175 2,775 3,470 3,970 5,470 6,464 7,964 n Nominal size 0,2 0,25 0,25 0,3 0,3 0,4 0,5 0,6 0,8 1 max. 0,40 0,45 0,45 0,50 0,50 0,60 0,70 0,80 1,00 1,20

9、min. 0,26 0,31 0,31 0,36 0,36 0,46 0,56 0,66 0,86 1,06 t max. 0,52 0,52 0,63 0,74 0,84 0,95 1,05 1,42 1,63 2,00 min. 0,40 0,40 0,48 0,56 0,64 0,72 0,80 1,12 1,28 1,60 vbmax. 0,20 0,20 0,25 0,30 0,40 0,50 0,50 0,80 0,80 1,00 lzNominal size Tolerance 0,8 js15 for lz + be1 1,2 1,6 2 2,5 3 4 5 6 8 10 Th

10、e range of commercially available lengths is between the stepped lines. aP is the thread pitch. bvmin= 0,5 vmax. DIN 927:2012-06 7 5 Technical delivery conditions See Table 2. Table 2 Technical delivery conditions Material Steel Stainless steel Nonferrous metal General requirements DIN ISO 8992 Thre

11、ad Tolerance class M1,4: 4h M1,4: 6g Standard DIN ISO 965-1 Mechanical propertiesaProperty class (material) 14H A1-12H A2-12H CU2 CU3 Standards DIN EN ISO 898-5 DIN EN ISO 3506-3bDIN EN 28839c Limit deviations, geometrical tolerances Product grade M1,4: F M1,6: A Standards DIN 267-6, DIN EN ISO 4759

12、-1 Surface finish Coating As processed. Passivation in accordance with DIN EN ISO 16048. Plain. DIN EN ISO 4042 applies with regard to electroplating. DIN EN ISO 4042 applies with regard to electroplating. Surface discontinuities DIN EN 26157-1 applies to tolerances for surface discontinuities. Acce

13、ptance inspection DIN EN ISO 3269 applies with regard to acceptance inspection. aFor sizes M1,6, the mechanical properties are subject to agreement. bThe proof torque requirements specified in DIN EN ISO 3506-3 are not complied with due to the thread undercut. All other requirements shall, however, be met. cThe mechanical properties are subject to agreement. 6 Designation EXAMPLE Designation of an M2 slotted shoulder screw with a shoulder length lzof 2,5 mm, assigned to property class 14H: Shoulder screw DIN 927 M2 2,5 14H Designation details for special design features are given in DIN 962.