DIN 562-2013 Square thin nuts - Product grade B《四方薄螺母 产品等级B》.pdf

1、May 2013Translation 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 21.0

2、60.20!%J“2043992www.din.deDDIN 562Square thin nuts Product grade B,English translation of DIN 562:2013-05Vierkantmuttern, niedrige Form Produktklasse B,Englische bersetzung von DIN 562:2013-05crous carrs bas Grade B,Traduction anglaise de DIN 562:2013-05SupersedesDIN 562:2000-10www.beuth.deIn case o

3、f doubt, the German-language original shall be considered authoritative.Document comprises 7 pages08.13 DIN 562:2013-05 2 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 . 7 DIN

4、562:2013-05 3 Foreword This standard has been prepared by Working Committee NA 067-00-03 AA Verbindungselemente mit metri-schem Innengewinde of the Normenausschuss Mechanische Verbindungselemente (Fasteners Standards Committee). The DIN 4000-161-1 tabular layout of product properties applies to squa

5、re nuts covered by this standard. 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. Amendments This standard differs from DIN 562:2000-10 as follows: a

6、) normative references have been updated; b) according to DIN ISO 965-1 and DIN EN ISO 225, symbol d has been changed to D; c) in Table 2, property classes for steel are no longer included and the specifications of DIN 267-24 regarding the hardness properties of steel have been extended to cover nut

7、s of all diameters; d) in Table 2, property class 50 for stainless steel is no longer included; e) the designation example has been modified accordingly. Previous editions DIN 562: 1923-04, 1941-09, 1960-07, 1963-03, 1972-12, 1985-02, 1987-09, 2000-02, 2000-10 DIN 562:2013-05 4 1 Scope This standard

8、 specifies requirements for thin square nuts with metric thread for sizes M1,6 to M10 in product grade B. 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 references, only the edition

9、 cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. DIN 267-2, Fasteners Technical delivery conditions Design and dimensional accuracy DIN 267-24, Fasteners Technical delivery conditions Part 24: Hardness classes for nuts without

10、specified proof load values DIN 4000-161, Tabular layout of product properties Part 161: Fasteners with internal thread DIN EN 28839, Mechanical properties of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of

11、dimensions DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-2, Mechanical properties of corrosion-resistant stainless steel fasteners Part 2: Nuts DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Produ

12、ct grades A, B and C DIN EN ISO 10683, Fasteners Non-electrolytically applied zinc flake coatings 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

13、for bolts, screws, studs and nuts 3 Dimensions For dimensions see Figure 1 and Table 1. Symbols and their descriptions are specified in DIN EN ISO 225. Figure 1 Square nut (notation) DIN 562:2013-05 5 Table 1 Dimensions Dimensions in millimetres Thread size (D) M1,6 M2 M2,5 M3 (M3,5) M4 M5 M6 M8 M10

14、 Pa0,35 0,4 0,45 0,5 0,6 0,7 0,8 1 1,25 1,5 e min. 4,0 5,0 6,3 7,0 7,6 8,9 10,2 12,7 16,5 20,2 m max. = (nominal size) 1,0 1,2 1,6 1,8 2,0 2,2 2,7 3,2 4,0 5,0 min. 0,60 0,80 1,20 1,40 1,60 1,80 2,30 2,72 3,52 4,52 s max. = (nominal size) 3,2 4,0 5,0 5,5 6,0 7,0 8,0 10,0 13,0 16,0bmin. 2,90 3,70 4,70

15、 5,20 5,70 6,64 7,64 9,64 12,57 15,57 Mass (7,85 kg/dm3) kg per 1 000 units 0,08 0,13 0,27 0,35 0,44 0,64 1,06 1,93 4,01 7,6 Bracketed sizes should be avoided if possible. aP is the thread pitch (coarse thread). bThe width across flats shall be added to the designation, see Clause 5. DIN 562:2013-05

16、 6 4 Technical delivery conditions See Table 2. Table 2 Technical delivery conditions Material Steel Stainless steel Nonferrous metal General requirements Standard DIN ISO 8992 Thread size Tolerance class 6H Standard DIN ISO 965-1 Mechanical properties Hardness class/ Steel property (material)a11H A

17、2 CuZn = Copper zinc alloybStandards DIN 267-24 DIN EN ISO 3506-2 DIN EN 28839 Limit deviations, geometrical tolerances Product grade B Standard DIN EN ISO 4759-1 Surface finish Coating As processed. Plain Plain DIN EN ISO 4042 applies with regard to electroplating. DIN EN ISO 4042 applies with rega

18、rd to electroplating. DIN EN ISO 10683 applies with regard to non-electrolytically applied zinc flake coatings. DIN EN ISO 10684 applies with regard to hot dip galvanizing. For surface roughness, DIN 267-2 applies. Additional requirements or other surface finishes or coatings are to be agreed betwee

19、n the supplier and the customer. Acceptance inspection Acceptance inspection is specified in DIN EN ISO 3269. aOther hardness classes or materials or a specific type of material for copper zinc alloys, shall be subject to agreement. bCuZn = CU2 or CU3 at the discretion of the manufacturer. DIN 562:2013-05 7 5 Designation Designation of an M4 square nut of property class 11H: Square nut DIN 562 M4 11H The designation of an M10 square nut shall also include the width across flats (SW), e.g.: Square nut DIN 562 M10 SW16 11H