DIN EN ISO 898-5-2012 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5 Set screws and similar threaded fasteners with specified hardness classes - C.pdf

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1、September 2012 Translation by DIN-Sprachendienst.English price group 12No 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).

2、ICS 21.060.10!$VZ“1915155www.din.deDDIN EN ISO 898-5Mechanical properties of fasteners made of carbon steel and alloysteel Part 5: Set screws and similar threaded fasteners with specifiedhardness classes Coarse thread and fine pitch thread (ISO 898-5:2012);English version EN ISO 898-5:2012,English t

3、ranslation of DIN EN ISO 898-5:2012-09Mechanische Eigenschaften von Verbindungselementen aus Kohlenstoffstahl undlegiertem Stahl Teil 5: Gewindestifte und hnliche Verbindungselemente mit Gewinde in festgelegtenHrteklassen Regelgewinde und Feingewinde (ISO 898-5:2012);Englische Fassung EN ISO 898-5:2

4、012,Englische bersetzung von DIN EN ISO 898-5:2012-09Caractristiques mcaniques des lments de fixation en acier au carbone et en acieralli Partie 5: Vis sans tte et lments de fixation filets similaires de classes de duretspcifies Filetages pas gros et filetages pas fin (ISO 898-5:2012);Version anglai

5、se EN ISO 898-5:2012,Traduction anglaise de DIN EN ISO 898-5:2012-09SupersedesDIN EN ISO 898-5:1998-10 andDIN EN ISO 898-5 Corrigendum1:2007-04www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 22 pages08.12 DIN EN ISO 898-5:2012-09 2 A co

6、mma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee ISO/TC 2 “Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” (both secretariats are held by DIN, Germany). The responsible German body involved in its preparation was

7、the Normenausschuss Mechanische Ver-bindungselemente (Fasteners Standards Committee), Working Committee NA 067-00-02 AA Verbindungs-elemente mit metrischem Auengewinde. DIN EN ISO 898 consists of the following parts, under the general title Mechanical properties of fasteners made of carbon steel and

8、 alloy steel: Part 1: Bolts, screws and studs with specified property classes Coarse thread and fine pitch thread Part 2: Nuts with specified property classes Coarse thread and fine pitch thread Part 5: Set screws and similar threaded fasteners with specified hardness classes Coarse thread and fine

9、pitch thread Part 6: Nuts with specified proof load values Fine pitch thread Part 7: Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm)The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 68-1 DIN I

10、SO 68-1 ISO 225 DIN EN ISO 225 ISO 261 DIN ISO 261 ISO 262 DIN ISO 262 ISO 898-1 DIN EN ISO 898-1 ISO 965-1 DIN ISO 965-1 ISO 965-2 DIN ISO 965-2 ISO 965-3 DIN ISO 965-3 ISO 4042 DIN EN ISO 4042 ISO 6157-1 DIN EN 26157-1 ISO 6506-1 DIN EN ISO 6506-1 ISO 6507-1 DIN EN ISO 6507-1 ISO 6508-1 DIN EN ISO

11、 6508-1 ISO 16426 DIN EN ISO 16426 ) During the next revision of the standard, the title of Part 7 will be harmonized with the titles of the other standards of this series and DIN EN 20898-7 will then be published as DIN EN ISO 898-7. DIN EN ISO 898-5:2012-09 3 Amendments This standard differs from

12、DIN EN ISO 898-5:1998-10 and DIN EN ISO 898-5 Corrigendum 1:2007-04 as follows: a) the standard has been restructured in accordance with ISO 898-1; b) Clause 1 “Scope” and Clause 2 “Normative references” have been updated; c) Clause 3 “Terms and definitions” and Clause 4 “Symbols and abbreviated ter

13、ms” have been added; d) the term “property classes” has been changed to “hardness classes”; e) the materials for hardness class 45H have been clearly specified and classified; f) in Table 2, the minimum carbon content of hardness classes 22H, 33H and 45H has been increased; g) in Table 3, the maximu

14、m surface hardness has been modified and the surface integrity has been specified; h) Clause 8 “Applicability of test methods” has been added; i) the hardness test has been divided up into micro and macro hardness tests; j) specifications concerning the core hardness in relation to the specified min

15、imum surface hardness have been supplemented; k) the carburization and decarburization tests have been brought in line with ISO 898-1; l) the range of nominal thread diameters for the proof torque test has been extended to include M30; m) the proof torque test has been extended to hexalobular socket

16、 set screws; n) Clause 10 “Marking” has been given in more detail; o) Annex A “Hydrogen embrittlement relief after electroplating of set screws” has been included. Previous editions DIN ISO 898-5: 1980-09 DIN EN ISO 898-5: 1998-10 DIN EN ISO 898-5 Corrigendum 1: 2007-04 DIN EN ISO 898-5:2012-09 4 Na

17、tional Annex NA (informative) Bibliography DIN EN 26157-1, Fasteners Surface discontinuities Part 1: Bolts, screws and studs for general require-ments. DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 898-1, Mechanical properties of fasteners

18、made of carbon steel and alloy steel Part 1: Bolts, screws and studs with specified property classes Coarse thread and fine pitch thread DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 6506-1, Metallic materials Brinell hardness test Part 1: Test method DIN EN ISO 6507-1, Metallic mater

19、ials Vickers hardness test Part 1: Test method DIN EN ISO 6508-1, Metallic materials Rockwell hardness test Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T) DIN EN ISO 16426, Fasteners Quality assurance system DIN ISO 68-1, ISO general purpose metric screw threads Basic profil Part 1: Me

20、tric screw threads DIN ISO 261, ISO general purpose metric screw threads General plan DIN ISO 262, ISO general purpose metric screw threads Selected sizes for screws, bolts and nuts DIN ISO 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 965-2, IS

21、O general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads Medium quality DIN ISO 965-3, ISO general purpose metric screw threads Tolerances Part 3: Deviations for constructional threads EUROPEAN STANDARD NORME EUROPENNE EUROPISC

22、HE NORM June 2012 ICS 21.060.10 Supersedes EN ISO 898-5:1998English Version Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread (ISO 898-5:2012) Caractristiqu

23、es mcaniques des lments de fixation en acier au carbone et en acier alli - Partie 5: Vis sans tte et lments de fixation filets similaires de classes de duret spcifies - Filetages pas gros et filetages pas fin Mechanische Eigenschaften von Verbindungselementen aus Kohlenstoffstahl und legiertem Stahl

24、 - Teil 5: Gewindestifte und hnliche Verbindungselemente mit Gewinde in festgelegten Hrteklassen - Regelgewinde und Feingewinde (ISO 898-5:2012) This European Standard was approved by CEN on 31 May 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the co

25、nditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exi

26、sts in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national st

27、andards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, T

28、urkey and United Kingdom. Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 898-5:2012: EEUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES

29、KOMITEE FR NORMUNG (ISO 898-5:2012) EN ISO 898-5 Contents Page Foreword . 3 1 Scope . 4 2 Normative references 4 3 Terms and definitions 5 4 Symbols and abbreviated terms . 5 5 Designation system . 6 6 Materials 6 7 Mechanical and physical properties 7 8 Applicability of test methods 8 8.1 Manufactu

30、rers inspection 8 8.2 Suppliers inspection . 8 8.3 Purchasers inspection 8 9 Test methods 9 9.1 Hardness test 9 9.2 Decarburization test . 10 9.3 Carburization test . 13 9.4 Proof torque test for hexagonal socket set screws and hexalobular socket set screws of hardness class 45H . 14 10 Marking 16 1

31、0.1 Manufacturers identification mark 16 10.3 Marking set screws with hardness class . 16 10.4 Marking of packages 16 Annex A (informative) Hydrogen embrittlement relief after electroplating of set screws . 17 Bibliography 18 2DIN EN ISO 898-5:2012-09 EN ISO 898-5:2012 (E) Foreword This document (EN

32、 ISO 898-5:2012) has been prepared by Technical Committee ISO/TC 2 in collaboration with Technical Committee CEN/TC 185 “Fasteners” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endor

33、sement, at the latest by December 2012, and conflicting national standards shall be withdrawn at the latest by December 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for ide

34、ntifying any or all such patent rights. This document supersedes EN ISO 898-5:1998. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Rep

35、ublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 898-5:2

36、012 has been approved by CEN as a EN ISO 898-5:2012 without any modification. “Fasteners”3DIN EN ISO 898-5:2012-09 EN ISO 898-5:2012 (E) 1 Scope7KLVSDUWRI,62VSHFLHVPHFKDQLFDODQGSKVLFDOSURSHUWLH VRIVHWVFUHZVDQGVLPLODUWKUHDGHGIDVWHQHUVPDGHRIFDUERQVWHHORUDOORVWHHOZKHQWHVWHGDWDQDPELHQWW HPSHUDWXUHUDQJHR

37、I&WR&)DVWHQHUV WKHterm used when set screws and similar threaded fasteners are considered all together) which conform to the UHTXLUHPHQWVRIWKLVSDUWRI,62DUHHYDOXDWHGDWWKDWDPELHQWWHPSHUDWXUHUDQJH)DVWHQHUVLQFRQIRUPDQFHZLWKWKLVSDUWRI,62DUHFODVVLHGWRVSHFLHGKDUGQHVVFODVVHVDQGDUHLQWHQGHGIRUXVHXQGHUFRPSUHVV

38、LYHVWUHVVRQO127( )DVWHQHUVFRQIRUPLQJWRWKHUHTXLUHPHQWVRIWKLVSDUWRI, 62DUHXVHGLQDSSOLFDWLRQVUDQJLQJIURP &to &,WLVWKHUHVSRQVLELOLWRIXVHUVWRFRQVXOWDQHSHULHQFHGIDVWHQHUPHWDOOXUJLVWIRUWHPSHUDWXUHVRXWVLGHWKHrange of &WR&DQGXSWRDPDLPXPWHPSHUDWXUHRI&ZKHQGHWHUPLQLQJDSSURSULDWHFKRLFHVIRUDgiven application.This

39、 part of ISO 898 is applicable to set screws and similar threaded fasteners: PDGHRIFDUERQVWHHORUDOORVWHHO KDYLQJDWULDQJXODU,62PHWULFVFUHZWKUHDGLQFRQIRUPDQFHZL WK,62 ZLWKDFRDUVHSLWFKWKUHDGRI0WR0DQGDQHSLWFKWK UHDGRI0uWR0u ZLWKGLDPHWHUSLWFKFRPELQDWLRQVLQFRQIRUPDQFHZLWK,62 DQG,62DQG having thread tolera

40、nces in conformance with ISO 965-1 and ISO 965-2.,WGRHVQRWVSHFLIUHTXLUHPHQWVIRUVXFKSURSHUWLHVDV WHQVLOHVWUHQJWK VKHDUVWUHQJWK ZHOGDELOLW FRUURVLRQUHVLVWDQFHRU WKHDELOLWWRZLWKVWDQGWHPSHUDWXUHVDERYH &RUEHORZ&2 Normative referencesThe following referenced documents are indispensable for the application

41、 of this document. For dated UHIHUHQFHVRQOWKHHGLWLRQFLWHGDSSOLHV)RUXQGDWHGUHIHUHQFHVWKHODWHVWHGLWLRQRIWKHUHIHUHQFHGGRFXPHQW LQFOXGLQJDQDPHQGPHQWV DSSOLHV,62)DVWHQHUV%ROWVVFUHZVVWXGVDQGQXWV6PEROVDQGGHVFULS WLRQVRIGLPHQVLRQV,62,62JHQHUDOSXUSRVHPHWULFVFUHZWKUHDGV7ROHUDQFHV3DUW 3ULQFLSOHVDQGEDVLFGDWD4DIN EN ISO 898-5:2012-09 EN ISO 898-5:2012 (E) ,62,62JHQHUDOSXUSRVHPHWULFVFUHZWKUHDGV7ROHUDQFHV3DUWHYLDWLRQVIRUFRQVWUX