ASTM F1818-2004 Standard Specification for Foot Protection for Chain Saw Users《链锯使用者足部防护的标准规范》.pdf

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1、Designation: F 1818 04Standard Specification forFoot Protection for Chain Saw Users1This standard is issued under the fixed designation F 1818; 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

2、parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers minimum requirements for thedesign, performance, testing, and certification of footwear andfoot protective devices des

3、igned to provide cut resistanceprotection to the feet of operators of power chain saws.1.2 The objective of this specification is to prescribe fit,function, and performance criteria for footwear and footprotective devices, worn by chain saw operators, which areintended to reduce foot injuries caused

4、 by contact with arunning power saw chain.1.3 This specification is not intended to serve as a detailedmanufacturing or purchasing specification, but can be refer-enced in purchase contracts to ensure that minimum perfor-mance requirements are met.1.4 Controlled laboratory tests used to determine co

5、mpli-ance with the performance requirements of this specificationshall not be deemed as establishing performance levels for allsituations to which chain saw operators may be exposed.1.5 Mandatory requirements are indicated by the use of theword shall; recommendations and advisory information isindic

6、ated by the use of the word should.2. Referenced Documents2.1 ASTM Standards:2F 1414 Test Method for Measurement of Cut Resistance toChain Saws in Lower Body (Legs) Protective ClothingF 1458 Test Method for Measurement of Cut Resistance toChain Saw of Foot Protective Devices2.2 OSHA Standard:329 CFR

7、 1910.2663. Terminology3.1 Definitions:3.1.1 approve, vto be acceptable to the authority havingjurisdiction.3.1.2 authority having jurisdiction, nthe organization,office, or individual responsible for approving any equipment,installation, or procedure.3.1.2.1 DiscussionThe term authority having juri

8、sdictionis used in this document in a broad manner since jurisdictionsand the responsibilities of approval agencies vary.3.1.3 certification, na system whereby an organizationdetermines that a manufacturer has demonstrated the ability tomake a product that complies with the requirements of thespecif

9、ication, authorizes the manufacturer to use a label onproducts that comply with the requirements of the specifica-tion, and conducts a follow-up program to verify the methodsthe manufacturer uses to determine compliance with therequirements of this specification.3.1.4 certification organization, nan

10、 independent, third-party organization that determines product compliance with therequirements of the specification with a labeling and listingfollow-up program.3.1.5 chain saw, na portable power-operated tool used forcutting wood which has cutters linked in a chain.3.1.6 chain speed, nthe velocity

11、of synchronized move-ment of linked cutters around a guide bar and sprocket.3.1.7 chainspeed 50 (CS50), nfor chain saw protection,the mean velocity at which cut through occurs.3.1.7.1 DiscussionThis value establishes the relationshipbetween the probability of cutting through the chain saw legprotect

12、ive clothing (or foot protective device) and the speed ofthe saw chain. For lower chain speeds, the probability of cutthrough approaches zero, while for higher chain speeds, theprobability of cut through approaches one.3.1.8 chain stop, nfor chain saw cut resistance, theresulting action when a mater

13、ial clogs (jams) the drive sprocketor slows the speed sufficiently to prevent advancement of thesaw chain.3.1.9 cut resistance, nin chain saw testing, the ability of amaterial, while in contact with the linked cutters, to resist cutthrough of the cutters of a moving saw chain, independent ofeither j

14、amming or chain stop.3.1.10 cut-through, nfor chain saw cut resistance, theaction of a running chain saw after complete breakthrough ofeither protective garment or protective device.1This specification is under the jurisdiction of ASTM Committee F23 onProtective Clothing and is under the direct resp

15、onsibility of Subcommittee F23.20on Physical Properties.Current edition approved October 1, 2004. Published October 2004. Originallyapproved in 1997. Last previous edition approved in 2003 as F 1818 - 97 (2003).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Cust

16、omer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from the Supt. of Documents, U. S. Government Printing Office,Washington, DC 20402.1Copyright ASTM International, 100 Barr Harbor Drive, PO

17、 Box C700, West Conshohocken, PA 19428-2959, United States.3.1.11 follow-up program, nthe sampling, inspection,tests, or other measures conducted by the certification organi-zation on a periodic basis to determine the continued compli-ance of products that are being made by the manufacturer to there

18、quirements of the standard specification.3.1.12 foot, nthe terminal part of the vertebrate leg,including the ankle, upon which an individual stands.3.1.13 foot protective device, nfor chain saw cut resis-tance, an article of personal equipment which covers the footand ankle for the purpose of provid

19、ing limited protection frominjury due to contact with a moving saw chain.3.1.14 footwear, nfor chain saw cut resistance, a boot orshoe of any construction.3.1.15 gaiter, nfor chain saw cut resistance, a footprotective device permanently attached to the outside of thefootwear.3.1.16 jamming, nfor cha

20、in saw cut resistance, the clog-ging action manifested by a protective garment which canproduce a chain stop.3.1.17 label, vfor protective clothing, to attach a symbolor other identifying mark, the use of which has been authorizedby a certification organization.3.1.18 list, vfor protective clothing,

21、 to publish a registerof equipment or materials which has been verified by acertification organization as being acceptable and meeting therequirements of standard specifications.3.1.18.1 DiscussionThe means for identifying listedequipment may vary for each organization concerned withproduct evaluati

22、on, some of which do not recognize equipmentas listed unless it is also labeled. The authority havingjurisdiction should utilize the system employed by the certifi-cation organization to identify a listed product.3.1.19 protective clothing, nan item of clothing that isspecifically designed and const

23、ructed for the intended purposeof isolating all or part of the body from a potential hazard orisolating the external environment from contamination by thewearer of the clothing.3.1.19.1 DiscussionFor chain saw cut resistant protectiveclothing the potential hazard is exposure to a running powersaw ch

24、ain.3.1.20 saw chain, na closed loop of cutters linked to-gether for use in a portable power-operated tool.3.1.21 toe area cut zonein the testing of foot protectivedevices, that area, excluding the sole, that extends from thefrontmost part of the footwear, to a vertical plane 15 mm 60.25 mm (0.60 in

25、. 6 0.01 in.) behind the toe box.3.1.21.1 DiscussionIn the absence of a toe box, the toearea cut zone extends to a vertical plane 65 mm 6 .25 mm(2.60 in. 6 0.01 in.) from the front of the footwear.3.1.22 toe box, nin the testing of foot protective devices,acomponent inserted into the toe area of foo

26、twear.3.1.23 upper, nin footwear, that area of the footwearabove the sole.3.1.24 upper cut zone, nin the testing of foot protectivedevices, that area which starts near the top of the footwear andextends downward, but excludes the toe area cut zone.4. Materials and Workmanship4.1 Footwear and foot pr

27、otective devices shall be con-structed of materials which should remain functional andeffective throughout seasonal climatic variations.4.2 Footwear and foot protective devices shall not impedenormal movement or the capability to perform the intendedtasks.4.3 The workmanship in the production and as

28、sembly of thefootwear or foot protective device shall be such that theprotective material is securely attached.4.4 Footwear and foot protective devices shall be free ofdefects or imperfections which could detract from their func-tion or performance. All hardware should be free of roughspots, burrs,

29、or sharp edges.5. Areas of Protection5.1 Footwear and foot protective devices shall have aminimum area of protection as described in 5.1.1-5.1.3.5.1.1 Height of ProtectionThe chain saw cut resistancearea of the upper test cut zone shall extend downward from aminimum height of 178 mm (7 in.). (See Fi

30、g. 1.)45.1.2 Width of Protection:5.1.2.1 Slip On or Non-Frontal Closure DeviceThe chainsaw cut resistance area shall extend from Point A, at the frontcenterline to vertical lines on both sides of the footwear or thefoot protective device. The top of the vertical lines are 70 mm(2.75 in.) from Point

31、A when measured circumferentially alongthe top of the minimum protective area as shown in Fig. 1.5.1.2.2 Front Closure DeviceThe chain saw cut resistancearea shall extend from Point A, at the front centerline tovertical lines on both sides of the footwear or foot protectivedevice. The top of the ver

32、tical lines are 75 mm (3.0 in.) fromPoint B when measured circumferentially along the top of theminimum protective area as shown in Fig. 2.5.1.3 Toe Area ProtectionToe boxes at least 1.6 mm (0.60in.) thickness steel shall be considered to be part of theprotective area.6. Inspection and Performance T

33、esting6.1 Inspection:6.1.1 Sampling levels for testing and inspection shall beestablished by the certification organization and the manufac-turer to ensure a reasonable and acceptable confidence levelthat products certified to standard are compliant.6.1.2 Inspection for determining compliance with a

34、ny de-sign requirements established in the specification shall beperformed on footwear or foot protective devices.6.1.3 Testing for determining material and component com-pliance with the requirements detailed in this specification shallbe performed on samples which are no better than componentsused

35、 in the actual construction of the protective clothing. Thecertification organization shall be permitted to also use samplematerials cut from representative footwear or foot protectivedevices as defined by this specification.6.2 Performance Testing:4This height can be measured by using a dowel havin

36、g 64-mm (212 in.) diameterand 178 mm (7 in.) length placed at the inside back of the heel of the footwear.F18180426.2.1 Performance Requirement CS50:6.2.1.1 The footwear shall demonstrate a minimum CS50 of15.25 m/s (3000 fpm) when tested in accordance with TestMethod F 1458.6.2.1.2 Six specimens, th

37、ree left and three right, shall betested at the approximate midpoint of the upper cut zone. Usingthe dowel noted in Test Method F 1458, a horizontal line willbe extended from the midpoint of the dowel to where itintersects the centerline of the front of the footwear or footprotective device. The bra

38、cket on which the footwear orprotective device rests is at an angle such that the tangent of thecenterline at the cut point is horizontal and perpendicular to theguide bar.6.2.1.3 Six specimens shall be tested in the toe area cutzone, three left outside and three right inside, at a pointapproximatel

39、y 12 6 2 mm (0.5 6 0.1 in.) behind the edge ofthe toe box. The footwear shall be positioned so that thecenterline of the guide bar is at an angle of 30 to the plane ofthe baseplate when mounted on the test bracket. The plane ofthe guide bar is vertical and is perpendicular to the area of thecenterli

40、ne of the footwear.6.2.1.4 Footwear or foot protective devices which incorpo-rate toe boxes of less than 1.6 mm (.060 in.) steel, or made ofa material other than steel, shall be required to have anadditional test cut made at a point between 25 to 40 mm (1.0to 1.55 in.) form the front of the footwear

41、. This test cut can bemade on either the left side or right side of the toe area cut zoneof the footwear. The footwear shall be positioned so that thecenterline of the guide bar is at an angle of 0 to 30 to the planeof the base plate when the footwear is mounted on the testbracket. The plane of the

42、guide bar is vertical and perpendicu-lar to the centerline of the footwear.56.2.1.5 Footwear or foot protective devices which incorpo-rate different protective materials or constructions at requiredareas of protection locations, other than the test cut locationsspecified above, shall be required to

43、have additional test cutsmade, as necessary, to evaluate such materials or constructions.5OSHA Standard 29 CFR 1910.266 for logging and timber harvesting requiresthat “Safety boots or shoes (excluding low cut shoes) shall be provided inaccordance with American National Standard for Mens Safety-Toe F

44、ootwear,Z41.1.”FIG. 1 Footwear With Slip-on or Non-frontal Closure DeviceFIG. 2 Footwear With Front Closure DeviceF18180436.2.1.6 No test of either a foot protective device which ispermanently attached, or foot protective device which is notpermanently attached, shall result in a cut through of thef

45、ootwear.6.2.1.7 Failure of any specimen to meet the minimum CS50results in failure of the lot.7. Certification7.1 General:7.1.1 Footwear and foot protective devices that are labeledas complying with this specification shall meet or exceed allapplicable requirements detailed in the specification and

46、shallbe certified.7.1.2 All certifications shall be performed by an approvedcertification organization.7.1.3 Compliant footwear or foot protective devices shall belabeled and listed. Such footwear and foot protective devicesshall also have a label and identification that meets therequirements specif

47、ied in Section 9.7.2 Certification Program:7.2.1 The certification organization shall not be owned orcontrolled by manufacturers or vendors of the product beingcertified. The certification organization shall be primarilyengaged in certification work and shall not have a monetaryinterest in the produ

48、cts ultimate profitability.7.2.1.1 The certification organization should have a suffi-cient breadth of interest and activity so that the loss or awardof a specific business contract would not be a determiningfactor in the financial well-being of the organization.7.2.2 The certification organization

49、shall refuse to certifyproducts to this specification that do not comply with allapplicable requirements of this specification.7.2.3 The contractual provisions between the certificationorganization and the manufacturer shall specify that certifica-tion is contingent upon compliance with all applicable require-ments of this specification. There shall be no conditional,temporary, or partial certifications. Manufacturers shall not beauthorized to use any label or reference to the certificationorganization on products that are not manufactured in comp