EN ISO 7093-2-2000 en Plain Washers - Large Series - Part 2 Product Grade C《平垫圈 大型系列 第2部分 产品等级C ISO 7093-2-2000》.pdf

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1、 STDOBSI BS EN IS0 7093-2-ENGL 2000 m Lb24bb9 OBbh5Bh 4hL 6 BRITISH STANDARD Plain washers - Large series - Part 2: Product grade C The European Standard EN IS0 7093-22000 has the status of a British Standard ICs 21.060.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT As PERMITTED BY COPYRIGHT LAW BS EN

2、IS0 7093-2:2000 STD-BSI BS EN IS0 7073-2-ENGL 2000 Lb24bb9 OBbbS87 3TB BS EN IS0 7093-2:2000 AmdNo. Date National foreword Comments This British StanM is the official English ianguage version of EN IS0 7093-22000. It is identical with IS0 7Q3-22ooO. The UK participation in its preparation was entrus

3、ted by Technical Committee FME/s, Bolts, nuts - monitor related intedonal and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that CEN and CENELE

4、C Standards normaily include an annex which lists normative references to international publications with their corresponding European publications. The British standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitl

5、ed “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electxonic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Complianc

6、e with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN IS0 title page, the EN IS0 foreword page, the IS0 title page, pages iiand iii, a biank page, pages 1 to 4, the annex ZA page and

7、a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15

8、 September 2000 1,2 mm. C IS0 4759-3 Plain: .e. washers to be supplied in natural finish, treated with a protective lubricant or with other coatings as agreed by customer and supplier. Requirements for electroplating covered in IS0 4042. Requirements for non-electrolytically applied zinc flake coati

9、ngs covered in IS0 10683. All tolerances shall apply prior to the application of a plating or coating. Parts shall be free of irregularities or detrimental defects. No protruding burrs shall appear on the washer. Acceptance procedure covered in IS0 3269. EXAMPLE is designated as follows: A large-ser

10、ies, product-grade-C plain washer made of steel, of nominal size 8 mm and hardness class 100 HV Washer IS0 7093-2-8-1 O0 HV 4 STD=BSI BS EN IS0 7073-2-ENGL 2000 II Lh24bh9 OBhb57b 300 EN IS0 7093-2:2000 Annex ZA (normative) Normative references to international publications with their relevant Europ

11、ean publications This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of

12、 any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. Publication Year Title EN Year IS0 4042 1999 Fasteners - Electroplated coatings EN IS0 4042 1999 IS0 475

13、9-3 2000 Tolerances for fasteners - Part 3: Plain washers for bolts, EN IS0 4759-3 2000 screws and nuts - Products grades A and C IS0 6507-1 1997 Metallic materials - Vickers hardness test - Part 1 EN IS0 6507-1 1997 Test method BS EN IS0 7093-2:2000 BSI 389 Chimvick High Road London w4 4AL BSI - Br

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