1、Designation: F1506 17Standard Performance Specification forFlame Resistant and Arc Rated Textile Materials for WearingApparel for Use by Electrical Workers Exposed toMomentary Electric Arc and Related Thermal Hazards1This standard is issued under the fixed designation F1506; the number immediately f
2、ollowing the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This performa
3、nce specification identifies minimumflame resistance, construction, durability, and labeling require-ments of textiles and subassemblies used in the manufacture ofprotective clothing worn by electrical workers to protectagainst exposure to momentary electric arc flash and relatedthermal hazards.1.1.
4、1 This performance specification does not addresscoated or laminated fabrics commonly used for rainwearapplications in an arc hazard environment.1.2 This performance specification defines minimum gar-ment manufacturing and labeling requirements to allow usersto select garments with appropriate elect
5、ric arc ratings forprotection from their determined electric arc flash hazardenvironment.1.2.1 A prior determination of the electric arc flash hazardenvironment is required in order to select appropriate protec-tive garments. This prior determination is outside the scope ofthis specification.1.2.2 T
6、he care and maintenance requirements for electricarc flash protective garments are outside the scope of thisstandard.1.3 This standard should be used to evaluate and describethe properties of materials, products, or assemblies in responseto heat and flame under controlled laboratory conditions. Itsh
7、ould not be used to describe or appraise the fire hazard orfire risk of materials, products, or assemblies under actual fireconditions.1.3.1 The results of this evaluation may be used as elementsof a fire-risk assessment that takes into account all of thefactors that are pertinent to an assessment o
8、f the fire hazard ofa particular end use.1.4 The values stated in SI units are to be regarded as thestandard. The values given in parentheses are for informationonly.1.5 The following precautionary caveat pertains only to thetest methods portion, Section 7, of this performance specifica-tion: This s
9、tandard does not purport to address all of the safetyconcerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety andhealth practices and determine the applicability of regulatorylimitations prior to use.1.6 This international standa
10、rd was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Ref
11、erenced Documents2.1 ASTM Standards:2D123 Terminology Relating to TextilesD434 Test Method for Resistance to Slippage of Yarns inWoven Fabrics Using a Standard Seam (Withdrawn2003)3D1424 Test Method for Tearing Strength of Fabrics byFalling-Pendulum (Elmendorf-Type) ApparatusD2262 Test Method for Te
12、aring Strength of Woven Fabricsby the Tongue (Single Rip) Method (Constant-Rate-of-Traverse Tensile Testing Machine) (Withdrawn 1995)3D2724 Test Methods for Bonded, Fused, and LaminatedApparel FabricsD3786 Test Method for Bursting Strength of TextileFabricsDiaphragm Bursting Strength Tester MethodD5
13、034 Test Method for Breaking Strength and Elongation ofTextile Fabrics (Grab Test)1This performance specification is under the jurisdiction of ASTM CommitteeF18 on Electrical Protective Equipment for Workers and is the direct responsibilityof Subcommittee F18.65 on Wearing Apparel.Current edition ap
14、proved May 1, 2017. Published November 2017. Originallyapproved in 1994. Last previous edition approved in 2015 as F150615. DOI:10.1520/F1506-17.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards
15、volume information, refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international
16、standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.1D
17、6413 Test Method for Flame Resistance of Textiles (Ver-tical Test)F1449 Guide for Industrial Laundering of Flame, Thermal,and Arc Resistant ClothingF1959/F1959M Test Method for Determining theArc Ratingof Materials for Clothing2.2 AATCC Test Methods:4Method 61 Colorfastness to Washing, Domestic andL
18、aundering, Commercial: AcceleratedMethod 132 Colorfastness to Dry-CleaningMethod 135 Dimensional Changes Automatic Home Laun-dering of Woven and Knitted FabricsMethod 158 Dimensional Changes on Drycleaning in Per-chloroethylene: Machine Method2.3 Federal Standard:5Test Method 191A, 15343. Terminolog
19、y3.1 DefinitionsFor definitions of textile terms used in thisperformance specification, refer to Terminology D123.3.2 Definitions of Terms Specific to This Standard:3.2.1 afterflame, npersistent flaming of a material after theignition source has been removed.3.2.1.1 DiscussionIn arc testing, a visib
20、le flaming on ornear a test specimen which persists after the arc exposure hasended. The afterflame ceases when flaming is no longer visible.3.2.2 afterflame time, nthe length of time for which amaterial continues to flame after the ignition source has beenremoved.3.2.2.1 DiscussionIn arc testing, t
21、he length of time forwhich a specimen continues to exhibit visible flaming asdetermined by a time display video recording of the specimenduring arc testing.3.2.3 arc rating, nvalue attributed to materials that de-scribes their performance to exposure to an electrical arcdischarge.3.2.3.1 DiscussionT
22、he arc rating is expressed in cal/cm2and is derived from the determined value of ATPV or EBT(should a material system exhibit a breakopen response belowthe ATPV value).3.2.4 arc thermal performance value (ATPV), nin arctesting, the incident energy on a material or a multilayer systemof materials tha
23、t results in a 50 % probability that sufficientheat transfer through the tested specimen is predicted to causethe onset of a second-degree skin burn injury based on theStoll6curve, kW/m2(cal/cm2).3.2.5 basic protection levelthe level of protection pro-vided by flame-resistant materials that do not c
24、ontinue to burnafter exposure to and removal of a source of ignition (see 7.6).3.2.6 basic protection level wearing apparelclothing in-tended for continuous wear for work activities in designatedlocations in which exposure to momentary electric arc andrelated radiant heat and open-flame sources is p
25、ossible.3.2.7 breakopen threshold energy (EBT), nthe incidentenergy on a material or material system that results in a 50 %probability of breakopen.3.2.7.1 DiscussionThis is the value in J/cm2(cal/cm2)determined by use of logistic regression analysis representingthe energy at which breakopen of the
26、layer occurred.3.2.8 design test, nfor arc and flame resistant textilematerials, one made on a sample treated as representative of anindustrial product; these tests will not generally be repeated inquantity production.3.2.8.1 DiscussionPerform the design test only when anew or modified textile mater
27、ial, that is, fabric, is used tomanufacture apparel. A modification in the fabric could be, butis not limited to, any of the following: the supplier,composition, weave type, weight, or dyeing and finishingprocess.3.2.9 fabric identifier, nfor electric arc protectiveclothing, a unique indicator used
28、to directly associate a specificflame resistant fabric and its manufacturing and performanceinformation.3.2.9.1 DiscussionAs related to electric arc protectiveclothing, fabric manufacturing information includes, but is notlimited to the materials of construction (for example, fibers andthe chemical
29、treatment system if used), fabric design (forexample, weave, knit, or nonwoven structure information,nominal basis weight and thickness, dyeing information ifrequired, and flame resistant chemical treatment specifics ifrequired), and Fabric Producer information. Fabric perfor-mance information inclu
30、des, but is not limited to the fabricperformance testing results for the performance specificationrequirements noted within this standard.3.2.10 fabric producer, nfor electric arc protectiveclothing, the manufacturer(s) who produce and/or are respon-sible for the quality assurance testing and electr
31、ic arc rating ofa finished fabric used in garment construction.3.2.10.1 DiscussionAs related to electric arc protectiveclothing, an arc protective finished fabric is comprised of anyor all of the following: (1) a planar woven, knit, or nonwovenstructure produced from fibers and/or yarns, (2) is colo
32、red(dyed, pigmented, or otherwise meeting a garment manufac-turer specification), and (3) is treated with flame retardantchemicals where required to meet the flame resistance require-ments identified in this standard.3.2.11 findingsmiscellaneous fabrics in garments such aszipper tapes, linings, pock
33、ets, waistbands, and facings.3.2.12 garment tracking and identification code, nforelectric arc protective clothing, a unique identifier or code usedto directly associate a specific flame resistant garment of singleor multilayer construction and its manufacturing and perfor-mance information.3.2.12.1
34、 DiscussionAs related to electric arc protectiveclothing, garment manufacturing information includes, but is4AATCC Technical Manual, available from American Association of TextileChemists and Colorists, PO Box 12215, Research Triangle Park, NC 27709-2215.5Available from Standardization Documents Ord
35、er Desk, Bldg. 4, Section D,700 Robbins Ave., Philadelphia, PA 191115094, Attn: NPODS.6Derived from: Stoll,A. M., and Chianta, M.A., “Method and Rating System forEvaluations of Thermal Protection,” Aerospace Medicine, Vol 40, 1969, pp.1232-1238 and Stoll, A. M., and Chianta, M. A., “Heat Transfer th
36、rough Fabrics asRelated to Thermal Injury,” TransactionsNew York Academy of Sciences,Vol33(7) , Nov. 1971, pp. 649-670.F1506 172not limited to the materials of construction (sewing thread,fabrics, fasteners, closures, and associated hardware), fabricinformation utilized in garment design (for exampl
37、e, single andmultilayer Fabric Producer information and fabric lotinformation), garment design information (for example, fabriclayering information for multi-layer systems), and garmentdesign information (for example, garment assembly facilityidentifier and identification number, lot number, or seri
38、alnumber). Garment performance information includes, but isnot limited to the overall fabric system performance testingresults for the performance specification requirements notedwithin this standard (for single or multilayer garment systems).3.2.13 momentary electric arca discharge of electricityth
39、rough a gaseous media, normally characterized by a voltagedrop in the immediate vicinity of the electrodes, approximatelyequal to the ionization potential of the gaseous media.3.2.14 radiant heatheat communicated by energy propa-gated through space and transmitted by electromagnetic waves.3.2.15 the
40、rmal hazardthe heat energy sufficient to causeburn injury to human tissue subjected to a momentary electricarc.3.2.16 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 utili
41、zing the protective equipment.4. Significance and Use4.1 This performance specification provides performanceproperties for textile materials used in wearing apparel thatrepresent initial minimum requirements for basic protectionlevels.4.1.1 The performance properties have been selected basedon mater
42、ials in use and take into consideration durabilityrequirements for specific apparel.4.2 Work practices vary from user to user depending uponmany factors. These may include, but are not limited to,operating system voltages, construction design, work proce-dure or techniques, and weather conditions. T
43、herefore, exceptfor the restrictions set forth in this performance specificationbecause of design limitations, the use and maintenance of thisequipment is beyond the scope of this performance specifica-tion.4.2.1 It is common practice and the responsibility of the userof this type of protective equi
44、pment to prepare completeinstructions and regulations to govern in detail the correct andsafe use of such equipment.5. Materials and Manufacture5.1 Material tests shall be performed on textile materials asthey are delivered to the clothing manufacturer.5.1.1 Material tests may be performed on sample
45、s takenfrom finished garments.5.2 Lot size for the initial (without laundering) flammabilitytest shall be 4572 m (5000 yd) of manufactured fabric or themanufactured yardage, whichever is less. One sample of 1.0 mshall be taken from each lot.5.3 Lot size for all other tests except design tests shall
46、be 45720 m (50 000 yd) or at least every three months, whichever ismore frequent. One sample of 4.0 m shall be taken from eachlot.5.4 Design tests shall be run on the original and whenchanges are made to flame resistant textile materials, forexample, fiber type, yarn type, weaving style, fabric weig
47、ht,dyeing, or finishing procedure.6. Requirements6.1 Thread, findings, and closures used in garment construc-tion shall not contribute to the severity of injuries to the wearerin the event of a momentary electric arc and related thermalexposure.6.1.1 Sewing thread utilized in the construction of gar
48、mentsshall be made of an inherently flame-resistant fiber and shallnot melt when tested at a temperature of 260C (500F) inaccordance with Federal Test Method Standard 191A, 1534.6.1.2 When fasteners or closures, for example, zippers,snaps, or buttons, or a combination thereof, are used in amanner in
49、 which they are in contact with the skin, they canincrease heat transfer and burn injury due to heat conduction ormelting onto the skin. Fasteners or closures that are used in thismanner shall be covered with a layer of material between thefastener or closure and the skin. The material used for thispurpose shall meet the requirements of this performancespecification.6.2 The properties of materials for basic protection levelwearing apparel shall conform to the specifications in Table 1,Table 2 and Table 3 when evaluated in accordance with Section7.NOTE 1
