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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 1731 : 1998 The Eur
2、opean Standard EN 1731 : 1997 with the incorporation of its amendment A1 : 1997 has the status of a British Standard ICS 13.340.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Mesh type eye and face protectors for industrial and non-industrial use against mechanical hazards
3、 and/or heat Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 1731 : 1998 This British Standard, having been prepared under the direction of the Health and Environment Sector Board, was published under the authority of the Standards Boa
4、rd and comes into effect on 15 February 1998 BSI 1998 The following BSI references relate to the work on this standard: Committee reference PH/2/2 Draft for comment 94/508456 DC ISBN 0 580 27911 1 Amendments issued since publication Amd. No.DateText affected Committees responsible for this British S
5、tandard The preparation of this British Standard was entrusted by Technical Committee PH/2, Eye protection, to subcommittee PH/2/2, Industrial eye protectors, upon which the following bodies were represented: Association of Consulting Scientists British Foundry Association British Safety Industry Fe
6、deration College of Optometrists Electricity Association Federation of Manufacturing Opticians Glass and Glazing Federation Health and Safety Executive Institution of Mechanical Engineers Institution of Occupational Safety and Health Manufacturing Science Finance Ministry of Defence National Physica
7、l Laboratory Royal College of Ophthalmologists Safety Equipment Association Safety Equipment Distributors Association Welding Institute Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 1731 : 1998 BSI 1998i Contents Page Committees resp
8、onsibleInside front cover National forewordii Foreword2 Text of EN 17313 Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii BSI 1998 BS EN 1731 : 1998 National foreword This British Standard has been prepared by Subcommittee PH/2/2, and is t
9、he English language version of EN 1731 : 1997, Mesh type eye and face protectors for industrial and non-industrial use against mechanical hazards and/or heat, including its amendment A1, published by the European Committee for Standardization (CEN). Cross-references Publication referred toCorrespond
10、ing British Standard EN 165 : 1995BS EN 165 : 1996 Personal eye-protection Vocabulary EN 166 : 1995BS EN 166 : 1996 Personal eye-protection Specifications EN 167 : 1995BS EN 167 : 1995 Personal eye-protection Optical test methods EN 168 : 1995BS EN 168 : 1995 Personal eye-protection Non-optical test
11、 methods EN 169 : 1992BS EN 169 : 1992 Specification for filters for personal eye-protection equipment used in welding and similar operations EN 170 : 1992BS EN 170 : 1992 Specification for ultraviolet filters used in personal eye-protection equipment EN 171 : 1992BS EN 171 : 1992 Specification for
12、infrared filters used in personal eye-protection equipment Compliance 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, pages i and ii, the EN title page, pages 2 to 8, an inside back cove
13、r and a back cover. Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI CEN European Committee for Standardization Comite Europe en de Normalisation Europa isches Komitee fu r Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1997
14、 Copyright reserved to CEN members. Ref. No. EN 1731 : 1997 + A1 : 1997 E EUROPEAN STANDARDEN 1731 January 1997 + A1 December 1997 NORME EUROPE ENNE EUROPA ISCHE NORM ICS 13.340.10 Descriptors: Personal protective equipment, accident prevention, eyes, safety devices, heat protection, protection agai
15、nst mechanical hazards, materials, design, specifications, effectiveness, tests, marking English version Mesh type eye and face protectors for industrial and non-industrial use against mechanical hazards and/or heat (includes amendment A1 : 1997) Protecteurs de loeil et de la face de type grillage a
16、 usage industriel et non industriel, pour la protection contre les risques me caniques et/ou contre la chaleur (inclut lamendement A1 : 1997) Augen- und Gesichtsschutzgera te aus Draht-oder Kunststoffgewebe fu r den gewerblichen und nichtgewerblichen Gebrauch zum Schutz gegen mechanische Gefa hrdung
17、 und/oder Hitze (entha lt A nderung A1 : 1997) This European Standard was approved by CEN on 1996-12-19. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration
18、. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
19、 under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Net
20、herlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 2 EN 1731 : 1997 BSI 1998 Foreword This European Standard has been prepared by Technical Committee CEN/TC 85, Eye
21、-protective equipment, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 1997, and conflicting national standards shall be withdrawn at the latest by
22、July 1997. This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative annex ZA, which is an integral part of t
23、his standard. Annex A is informative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Ne
24、therlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom Foreword to amendment A1 This Amendment EN 1731 : 1997/A1 : 1997 to EN 1731 : 1997 has been prepared by Technical Committee CEN/TC 85, Eye-protective equipment, the secretariat of which is held by AFNOR. This amendment ha
25、s been prepared by the secretariat of CEN/TC 85 in agreement with the chairman of CEN/TC 85 and the convenor of working group 8 to answer to resolution BS 7/1997. Subject : revision of EN 1731 : 1997. BT, having considered the request of BSI regarding the use of photographs in EN 1731 Mesh type eye
26、and face protectors for industrial and non-industrial use against mechanical hazards and/or heat decided to ask CEN/TC 85 to start an immediate revision of EN 1731 with the aim either to replace the photographs with technical drawings or, should that not be possible, to delete the informative annex
27、entirely. This amendment to the European Standard EN 1731 : 1997 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 1998, and conflicting national standards shall be withdrawn at the latest by June 1998. This Amendmen
28、t to the European Standard EN 1731 : 1997 has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EN Directive(s). According to the CEN/CENELEC Internal Regulations, the national standards organizations
29、 of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Page Foreword2 1Scope
30、3 2Normative references3 3Definitions3 4Basic requirements4 5Requirements for eye protectors with special characteristics4 6Test methods5 7Allocation of test requirements and type examination test schedule for mesh type eye protectors6 8Designation of the field of use of mesh type eye protectors7 9M
31、arking7 10Instructions for use7 Annexes A(informative) Bibliography8 ZA(informative) Clauses of this European Standard addressing essential requirements or other provisions of EU Directives8 Licensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Pa
32、ge 3 EN 1731 : 1997 BSI 1998 1 Scope This European Standard specifies materials, design, performance requirements, test methods and marking requirements for personal mesh eye protectors against mechanical and/or thermal hazards for industrial and non-industrial use. Such equipment includes: a) mesh
33、goggles and mesh spectacles; b) mesh visors for forestry work and/or trimming or gardening or park work for combination with or without safety helmets; c) mesh visors for combination with safety helmets or brow guards as used, for example, in steel works and foundries. This standard is not applicabl
34、e to mesh eye protectors for protection against molten metal splash, hot solid risks or electrical hazard. Mesh eye protectors for use in sports such as ice hockey and fencing are excluded from this standard. 2 Normative references This European Standard incorporates by dated or undated reference, p
35、rovisions 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 any of these publications apply to this European Standard only when incorporated in
36、it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 165 : 1995Personal eye-protection Vocabulary EN 166 : 1995Personal eye-protection Specifications EN 167 : 1995Personal eye-protection Optical test methods EN 168 : 1995Personal eye-prote
37、ction Non-optical test methods EN 169 : 1992Personal eye-protection Filters for welding and related techniques Transmittance requirements and recommended use EN 170 : 1992Personal eye-protection Ultraviolet filters Transmittance requirements and recommended use EN 171 : 1992Personal eye-protection I
38、nfrared filters Transmittance requirements and recommended use 3 Definitions For the purposes of this European Standard the definitions given in EN 165 : 1995 apply together with the following. 3.1 mesh A metal mesh may be woven or perforated, a plastic mesh may be moulded, woven or perforated. 3.2
39、mesh type eye protectors Either mesh spectacles, mesh goggles, mesh face screens, or mesh face screens with one or two oculars. 3.3 mesh spectacle An eye protector with mesh oculars mounted in a spectacle type frame with or without side shield. NOTE. Mesh spectacles are usually held in place by temp
40、les. 3.4 mesh goggle An eye protector with mesh ocular(s) that tightly encloses the orbital area and sits on the face. NOTE. Mesh goggles are usually held in position by a headband. 3.5 mesh face screen A mesh type eye protector with mesh face protection that can be worn with a support directly on t
41、he head or in conjunction with a safety helmet. 3.6 mesh visor Part of a mesh face screen covering the eye area and all or parts of the face which can be removed from the frame or housing and be replaced. 3.7 ocular area That part of a mesh type eye protector, other than the frame, which permits vis
42、ion (see 4.2.2). 3.8 additional or alternative ocular(s) 3.8.1 mesh face screen with additional or alternative protective ocular(s) A mesh face screen incorporating one or two additional or alternative protective oculars. 3.8.2 additional ocular An ocular used in front of or behind the mesh ocular a
43、rea to provide supplementary protection. 3.8.3 alternative ocular An ocular replacing the mesh ocular area to provide specific protection. 3.9 mesh type eye protector resisting high speed particles A mesh type eye protector which is able to withstand the impact of high speed particles. Such a mesh t
44、ype eye protector can be used in applications where a risk of high speed particles impact exists together with the need for good ventilation. 3.10 mesh face screen resisting radiant heat A mesh face screen that resists radiant heat as for example encountered in steel works, foundries and the like. L
45、icensed Copy: sheffieldun sheffieldun, na, Sun Oct 29 09:16:41 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 4 EN 1731 : 1997 BSI 1998 4 Basic requirements 4.1 Materials 4.1.1 Resistance to corrosion No metal parts of a mesh type eye protector, including the mesh if made from metal, shall show a s
46、ignificant sign of corrosion when examined by a trained observer after having undergone the test for resistance to corrosion specified in clause 8 of EN 168 : 1995. 4.1.2 Resistance to ignition When tested according to clause 7 of EN 168 : 1995 no part of a mesh type eye protector shall ignite or co
47、ntinue to glow after removal of the heated rod. 4.1.3 Cleaning and disinfection All parts of a mesh type eye protector shall withstand cleaning and disinfection in accordance with the agents and procedures recommended by the manufacturer. 4.1.4 Skin irritation Materials that come into contact with t
48、he wearers skin shall not be known to be likely to cause irritation or any other adverse effect to health. 4.1.5 Number of apertures in a mesh The minimum number of apertures in the mesh shall be 15 per cm2. 4.2 Design and manufacture 4.2.1 General construction Mesh eye protectors shall be free from
49、 projections, sharp edges or other defects which are likely to cause discomfort or injury to the wearer during use. 4.2.1.1 Headbands and harnesses Headbands or head harnesses where provided and used as the principal means of support shall be at least 10 mm wide where in direct contact with the head. 4.2.1.2 Adjustability and/or replacement of components Adjustable parts or components incorporated in mesh eye protectors shall be easily adjustable and, where intended to, shall be easily replaceable without the use of special tools
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