ASTM D120-2009 Standard Specification for Rubber Insulating Gloves《橡胶绝缘手套的标准规范》.pdf
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1、Designation: D 120 09Standard Specification forRubber Insulating Gloves1This standard is issued under the fixed designation D 120; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses i
2、ndicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers manufacturing and testing ofrubber insulating glove
3、s for protection of workers from elec-trical shock.1.2 Two types of gloves are provided and are designated asType I, non-resistant to ozone, and Type II, resistant to ozone.1.3 Six classes of gloves, differing in electrical characteris-tics, are provided and are designated as Class 00, Class 0, Clas
4、s1, Class 2, Class 3, and Class 4.1.4 The values stated in SI units are to be regarded asstandard. See ASTM SI 10.1.5 The following safety hazards caveat pertains only to thetest method portion, Sections 16, 17, 18, and 19, of thisspecification: This standard does not purport to address all ofthe sa
5、fety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use. For specificprecaution statements, see 18.2.2. Referenced Documents2.1 A
6、STM Standards:2D 297 Test Methods for Rubber ProductsChemicalAnalysisD 412 Test Methods for Vulcanized Rubber and Thermo-plastic ElastomersTensionD 573 Test Method for RubberDeterioration in an AirOvenD 624 Test Method for Tear Strength of ConventionalVulcanized Rubber and Thermoplastic ElastomersD
7、1415 Test Method for Rubber PropertyInternationalHardnessD 2240 Test Method for Rubber PropertyDurometerHardnessD 2865 Practice for Calibration of Standards and Equip-ment for Electrical Insulating Materials TestingF 819 Terminology Relating to Electrical Protective Equip-ment for WorkersSI 10 Stand
8、ard for Use of the International System of Units(SI): The Modern Metric System3. Terminology3.1 Definitions:3.1.1 color splasha splash, smear, or streak of contrastingcolor evident on the inside or outside surface of the gloves thatwas deposited during the dipping operation and is vulcanizedinto the
9、 glove as part of the homogenous compound.3.1.2 glove cuff rollthe roll or reinforced edge of aninsulating glove at the cuff.3.1.3 halogenation treatmentexposure of the entire glovesurface area to a halogen for the purpose of reducing surfacefriction.3.1.4 ozonea very active form of oxygen that may
10、beproduced by corona, arcing, or ultraviolet rays.3.1.5 userthe employer or entity purchasing the equip-ment to be utilized by workers for their protection; in theabsence of such an employer or entity, the individual purchas-ing and utilizing the protective equipment.3.1.6 working areaall finger and
11、 thumb crotches, the palm(area between the wrist and the base of the finger and thumb)and the area of the finger and thumb facing the palm notextending beyond the center line of the crotch. See Fig. 1.3.1.7 For definitions of other terms, refer to TerminologyF 819.4. Significance and Use4.1 This spe
12、cification covers the minimum electrical,chemical, and physical properties guaranteed by the manufac-turer and the detailed procedures by which such properties areto be determined. The purchaser has the option to perform or1This specification is under the jurisdiction of ASTM Committee F18 onElectri
13、cal Protective Equipment for Workers and is the direct responsibility ofSubcommittee F18.15 on Worker Personal Equipment. This standard replaces ANSIStandard J 6.6, which is no longer available.Current edition approved June 1, 2009. Published June 2009. Originallyapproved in 1921. Last previous edit
14、ion approved in 2008 as D 120 08.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM Internationa
15、l, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.have performed any of these tests in order to verify theguarantee. Claims for failure to meet the specification aresubject to verification by the manufacturer.4.2 Gloves are used for personal protection; therefore
16、, whenauthorizing their use, a margin of safety shall be allowedbetween the maximum voltage on which they are used and theproof-test voltage at which they are tested. The relationshipbetween proof-test voltage and the maximum voltage at whichthe gloves shall be used is shown in Table 1.4.3 Work prac
17、tices vary from user to user and are dependentupon many factors. These may include, but are not limited to,operating system voltages, construction design, work proce-dure techniques, weather conditions, and so forth. Therefore,except for the restriction set forth in this specification becauseof desi
18、gn limitations, the use and maintenance of this equip-ment is beyond the scope of this specification.4.4 It is common practice and the responsibility of the userof this type of protective equipment to prepare completeinstructions and regulations to govern the correct and safe useof such equipment.5.
19、 Classification5.1 Gloves covered under this specification shall be desig-nated as Type I or Type II; Class 00, Class 0, Class 1, Class 2,Class 3, or Class 4.5.1.1 Type I, non-resistant to ozone, made from a high-gradecis-1,4-polyisoprene rubber compound of natural or syntheticorigin, properly vulca
20、nized.5.1.2 Type II, ozone-resistant made of any elastomer orcombination of elastomeric compounds.5.1.3 The class designation shall be based on the electricalproperties as shown in Table 2 and Table 3.6. Ordering Information6.1 Orders for gloves under this specification should includethe following i
21、nformation:6.1.1 Type,6.1.2 Class,6.1.3 Length, Fig. 26.1.4 Size,6.1.5 Color,6.1.6 Cuff design, and6.1.7 With or without a halogenation treatment.6.2 The listing of types, classes, lengths, sizes, colors, andcuff designs is not intended to mean that all shall necessarily beavailable from manufacture
22、rs; it signifies only that, if made,they shall conform to the details of this specification.7. Manufacture and Marking7.1 The gloves shall be produced by a seamless process.FIG. 1 Working Area of a Rubber Insulating GloveTABLE 1 Proof-Test/Use Voltage RelationshipClass of GloveAC Proof-TestVoltage,
23、rms, VMaximum ACUse Voltage acrms, VDC Proof-TestVoltage, avg, VMaximum DC UseVoltage avg, V00 2 500 500 10 000 7500 5 000 1 000 20 000 1 5001 10 000 7 500 40 000 11 2502 20 000 17 000 50 000 25 5003 30 000 26 500 60 000 39 7504 40 000 36 000 70 000 54 000D1200927.2 The gloves shall have a smooth fi
24、nish and the cuff edgesshall be finished with a roll or a reinforcing strip of rubber,unless otherwise specified.7.3 Each glove shall be marked clearly and permanentlywith the name of the manufacturer or supplier, ASTM D 120,type, class, and size. All such marking shall be confined to thecuff portio
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