1、Designation: D4314 12Standard Specification forGeneral-Purpose, Heavy-Duty, and Extra-Heavy-DutyCrosslinked Chlorosulfonated Polyethylene (CSM) JacketsFor Wire and Cable1This standard is issued under the fixed designation D4314; the number immediately following the designation indicates the year ofo
2、riginal 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 covers crosslinked chlorosulfonatedpolyet
3、hylene2compounds 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 cablesinstalled at a temperature lower than 25C.1.3 The values stated in inch-pound units are to be rega
4、rdedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2. Referenced Documents2.1 ASTM Standards:3D470 Test Methods for Crosslinked Insulations and Jacketsfor Wire and CableD1248 Specification for
5、 Polyethylene Plastics ExtrusionMaterials for Wire and CableD1711 Terminology Relating to Electrical Insulation3. Terminology3.1 Definitions:3.1.1 For definitions of terms used in this specification referto Terminology D1711.3.2 Definitions of Terms Specific to This Standard:3.2.1 aging (act of), ne
6、xposure of materials to air at100C for 168 h or oil at 121C for 18 h.4. Test Applicable for Sunlight and Weather ResistantMaterials4.1 For jackets requiring sunlight- and weather-resistancetesting, test in accordance with “Weatherability for ColoredMaterials” in Specification D1248. Prepare the spec
7、imens inaccordance with Test Methods D470 for physical tests ofinsulations and jackets.5. Physical Properties5.1 The jacket shall conform to the requirements for physi-cal properties prescribed in Table 1.6. Sampling6.1 Sample the jacket in accordance with Test MethodsD470.7. Test Methods7.1 Unless
8、otherwise instructed, test the jacket in accor-dance with Test Methods D470.8. Keywords8.1 crosslinked chlorosulfonated polyethylene jacket; cross-linked jacket; CSM; CSPE; extra-heavy-duty jacket; general-purpose jacket; heavy-duty jacket; rubber jacket1This specification is under the jurisdiction
9、of ASTM Committee D09 onElectrical and Electronic Insulating Materials and is the direct responsibility ofSubcommittee D09.07 on Electrical Insulating Materials.Current edition approved Jan. 1, 2012. Published February 2012. Originallyapproved in 1983. Last previous edition approved in 2005 as D4314
10、 05. DOI:10.1520/D4314-12.2The term CSPE, as an abbreviation for Chlorosulfonated Polyethylene (CSM),is commonly used in the Wire and Cable industry.3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStanda
11、rds volume information, refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesNOTICE: This standard has either been superseded and replaced by a new version or withdrawn.Contact
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17、, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 1 Physical PropertiesAPhysical Property General-Purpose Heavy-Duty Extra-Heavy-DutyUnaged Requirements:Tensile strength, min, psi (MPa) 1500 (10.3) 1800 (12.4) 2400 (16.5)Tensile stress at 200 % elongation, min, psi (MPa) . 500 (3.4) 700 (4.8)Elongati
18、on at rupture, min, % 300 300 300Tension setB, max, % 30 30 30Tear, min, lb/in. (kN/m) . . 40 (7)Aged Requirements:After Air Oven Test at 100 1C for 168 h:Tensile strength, min, % of unaged value 60 85 70Elongation at rupture, min, % of unaged value 50 65 60After Oil Immersion Test at 121 1C for 18 hTensile strength, min, % of unaged value 60 60 60Elongation at rupture, min, % of unaged value 60 60 60AValues specified are applicable only to jackets having a nominal wall thickness of 0.030 in. (0.76 mm) or greater.BSet in 2in. (50-mm) gage length.D4314 122
