1、Designation: D4313 12D4313 17Standard 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 following the designation indicates the year o
2、foriginal 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. Scope Scope*1.1 This specification covers crosslinked chlorinated p
3、olyethylene (CM) compounds suitable for use as outer coverings orjackets on electrical cables for general-purpose, heavy-duty, and extra-heavy-duty service.1.2 These jacket materials are not recommended for use on cables which are to be installed at a temperature less than 25C.than -25C.1.3 The valu
4、es stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information only and are not considered standard.1.4 This international standard was developed in accordance with internationally recognized pri
5、nciples on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2D470 Test Methods for Crosslinke
6、d Insulations and Jackets for Wire and CableD1499 Practice for Filtered Open-Flame Carbon-Arc Exposures of PlasticsD1711 Terminology Relating to Electrical InsulationG153 Practice for Operating Enclosed Carbon Arc Light Apparatus for Exposure of Nonmetallic Materials3. Terminology3.1 Definitions: Fo
7、r definitions of terms used in this specification refer to Terminology D1711.3.2 Definitions of Terms Specific to This Standard:3.2.1 aging (act of), nexposure of materials to air at a temperature of 121C for 168 h and oil at 121C for 18 h.4. Physical Properties4.1 Crosslinked jackets shall conform
8、to the requirements for physical properties specified in Table 1.4.2 Tensile Strength and Percent Elongation at Rupture:4.2.1 The test is conducted in accordance with Standard Test Methods D470. The requirements for tensile strength andelongation are given in Table 1 of this Specification.4.3 Tensil
9、e Strength and Percent Elongation at Rupture After Oil Immersion:4.3.1 Fluid as specified in the product Standard shall be used.4.3.2 The test is conducted in accordance with Test Methods D470. The requirements for tensile strength and elongation aregiven in Table 1 of this Specification.1 This spec
10、ification is under the jurisdiction of ASTM Committee D09 on Electrical and Electronic Insulating Materials and is the direct responsibility of SubcommitteeD09.07 on Electrical Insulating Materials.Current edition approved Jan. 1, 2012Nov. 1, 2017. Published February 2012November 2017. Originally ap
11、proved in 1987. Last previous edition approved in 20102012as D4313 03 (2010).D4313 12. DOI: 10.1520/D4313-12.10.1520/D4313-17.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information,
12、refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all
13、 changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 10
14、0 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States15. Sunlight and Weather Resistance Requirements5.1 Test the jacket in accordance with Test Methods D470. If sunlight and weather resistance are required of the crosslinkedjackets, the jackets shall conform to the requi
15、rements specified in Table 2.6. Sampling6.1 Sample the jacket in accordance with Test Methods D470.7. Test Methods7.1 Test the jacket in accordance with Test Methods D470. If the sunlight and weather resistance test is required, perform it inaccordance with Practice D1499 and Practice G153.TABLE 1 P
16、hysical Properties for CM JacketGeneral-Purpose Heavy-Duty Extra-Heavy-DutyGeneral-purpose Heavy-duty Extra-heavy-dutyPhysical Requirements (Original):Tensile strength, min, psi (MPa) 1200 (8.3) 1800 (12.4) 2400 (16.5)Tensile strength, min, psi (MPa) 1200 (8.3) 1800 (12.4) 2400 (16.5)Tensile stress
17、at 200 % elongation,min, psi (MPa). 500 (3.4) 700 (4.8)Tensile stress at 200 % elongation,min, psi (MPa). . . 500 (3.4) 700 (4.8)Elongation at rupture, min, % 200 300 300Elongation at rupture, min, % 200 300 300Tension set, max, % 35 30 30Physical Requirements Afteraging in an air ovenat 121 1C for
18、168 h:Physical Requirements Afteraging in an air ovenat 121 1C for 168 h:Tensile strength, min, % of original 75 85 70Tensile strength, min, % of original 75 85 70Elongation at rupture, min, % oforiginal50 55 55Elongation at rupture, min, % oforiginal50 55 55Physical Requirements After oilimmersion
19、at 121C for 18 h:Physical Requirements After oilimmersion at 121C for 18 h:Tensile strength, min, % of original 60 60 60Tensile strength, min, % of original 60 60 60Elongation at rupture, min, % oforiginal60 60 60Elongation at rupture, min, % oforiginal60 60 60TABLE 2 Sunlight and Weather Resistance
20、 Requirementsmin,% Original ValueAfter 720 h in a dual carbon-arc apparatus:Tensile Strength 80Elongation 80D4313 1728. Keywords8.1 chlorinated polyethylene; crosslinked; oil immersion; sunlight resistance; tear; tensile strength; tensile stress; tension test;weather resistanceSUMMARY OF CHANGESComm
21、ittee D09 has identified the location of selected changes to this standard since the last issue(D4313 12) that may impact the use of this standard. (Approved Nov. 1, 2017.)(1) Added new Subsections 4.2 4.3.(2) Revised 1.2, 5.1, and Table 1.ASTM International takes no position respecting the validity
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