ASTM D8436-22 井下电缆封装用含氟聚合物基材料的标准规范.pdf
文档页数：5文档大小：5.73MB文档格式：pdfThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:D8436-22 INTERNATIONAL Standard Specification for Fluoropolymer-based Materials for Use for Encapsulation of Downhole Cable This standard is issued under the fixed designation D8436:the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (8)indicates an editorial change since the last revision or reapproval. 1.Scope ization established in the Decision on Principles for the 1.1 This specification covers thermoplastic fluoropolymer- Development of International Standards Guides and Re- based materials intended for use as an encapsulation material mendations issued by the World Trade Organization Technical for downhole cables used during well pletion by the Barriers to Trade (TBT)Committee. petroleum and natural gas industries. 2.Referenced Documents 1.2 The fluoropolymers covered by this specification in- 2.1 ASTM Standards:2 clude but are not limited to the following:ethylene tetrafluo- D543 Practices for Evaluating the Resistance of Plastics to roethylene (ETFE) polyethylene chlor...
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