1、Designation: D4313 03 (Reapproved 2010)An American National StandardStandard Specification forGeneral-Purpose, Heavy-Duty, and Extra-Heavy-DutyCrosslinked Chlorinated Polyethylene (CM) Jackets For Wireand Cable1This standard is issued under the fixed designation D4313; the number immediately followi
2、ng 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 specification
3、covers crosslinked chlorinated poly-ethylene (CM) compounds suitable for use as outer coveringsor jackets on electrical cables for general-purpose, heavy-duty,and extra-heavy-duty service.1.2 These jacket materials are not recommended for use oncables which are to be installed at a temperature lesst
4、han 25C.1.3 Whenever two sets of values are presented, in differentunits, the values in the first set are the standard, while those inparentheses are for information only.2. Referenced Documents2.1 ASTM Standards:2D470 Test Methods for Crosslinked Insulations and Jacketsfor Wire and CableD1499 Pract
5、ice for Filtered Open-Flame Carbon-Arc Expo-sures of PlasticsD1711 Terminology Relating to Electrical InsulationG153 Practice for Operating Enclosed Carbon Arc LightApparatus for Exposure of Nonmetallic Materials3. Terminology3.1 Definitions: For definitions of terms used in this speci-fication refe
6、r to Terminology D1711.3.2 Definition of Term Specific to This Standard:3.2.1 aging (act of), nexposure of materials to air at atemperature of 121C for 168 h and oil at 121C for 18 h.4. Physical Properties4.1 Crosslinked jackets shall conform to the requirementsfor physical properties specified in T
7、able 1.5. Sunlight and Weather Resistance Requirements5.1 If sunlight and weather resistance are required of thecrosslinked jackets, the jackets shall conform to the require-ments specified in Table 2.6. Sampling6.1 Sample the jacket in accordance with Test MethodsD470.7. Test Methods7.1 Test the ja
8、cket in accordance with Test Methods D470.If the sunlight and weather resistance test is required, performit in accordance with Practice D1499 and Practice G153.8. Keywords8.1 chlorinated polyethylene; crosslinked; oil immersion;sunlight resistance; tear; tensile strength; tensile stress; tensiontes
9、t; weather resistance1This specification is under the jurisdiction of ASTM Committee D09 onElectrical and Electronic Insulating Materials and is the direct responsibility ofSubcommittee D09.18 on Solid Insulations, Non-Metallic Shieldings and Coveringsfor Electrical and Telecommunication Wires and C
10、ables.Current edition approved Oct. 1, 2010. Published October 2010. Originallyapproved in 1987. Last previous edition approved in 2003 as D4313 03. DOI:10.1520/D4313-03R10.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For A
11、nnual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.TABLE 1 Physical Properties for CM JacketGeneral-PurposeHeavy-DutyExtra-Heavy-DutyPhysical Requirements (Original):Tensile strength, min, psi (MPa) 1200 (8.3) 1800 (12.4) 2400 (16.5)Tensil
12、e stress at 200 % elongation,min, psi (MPa). 500 (3.4) 700 (4.8)Elongation at rupture, min, % 200 300 300Tension set, max, % 35 30 30Physical Requirements Afteraging in an air ovenat 121 6 1C for 168 h:Tensile strength, min, % of original 75 85 70Elongation at rupture, min, % oforiginal50 55 55Physi
13、cal Requirements After oilimmersion at 121C for 18 h:Tensile strength, min, % of original 60 60 60Elongation at rupture, min, % oforiginal60 60 601Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.ASTM International takes no position re
14、specting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This
15、 standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Inter
16、national Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown b
17、elow.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-955
18、5 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).TABLE 2 Sunlight and Weather Resistance Requirementsmin,% Original ValueAfter 720 h in a dual carbon-arc apparatus:Tensile Strength 80Elongation 80D4313 03 (2010)2
