ASTM D1248 PDF

0 Comment

Buy ASTM D SPECIFICATION FOR POLYETHYLENE PLASTICS EXTRUSION MATERIALS FOR WIRE AND CABLE from SAI. This standard is issued under the fixed designation D ; the 1 This specification is under the jurisdiction of ASTM Committee D20 on. ASTM D Standard Specification for Polyethylene Plastics Extrusion Materials for Wire and Cable.

Author: Tusar Kigalkree
Country: Dominica
Language: English (Spanish)
Genre: Relationship
Published (Last): 16 June 2009
Pages: 87
PDF File Size: 10.57 Mb
ePub File Size: 20.30 Mb
ISBN: 350-9-12915-951-8
Downloads: 71879
Price: Free* [*Free Regsitration Required]
Uploader: Moogutaur

It is the responsibility aatm the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Based on published information, the nominal values for the? Renumbered all subsequent sections accordingly. Additional characterization of the sample can be obtained if other conditions are used.

There is no known ISO equivalent to this standard. For such materials, the milling procedure described in Make duplicate determinations using two separate portions of the same molding or from two moldings. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Have a question about conducting the test for this standard?

It is not the function of this specification to provide specific engineering data for design purposes. By means of our testing expertise asttm modular product design, we will help find the solution that is right for you. The following terminology is in use in ASTM speci? This specification atsm for the identification of polyethylene plastics extrusion materials for wire and cable in such a manner that the seller and the purchaser can agree on the acceptability of different commercial lots or shipments.

NOTE 12—If it is known or suspected that the material contains moisture, the sample should be dried prior to being tested, but otherwise no conditioning is required. No conditioning is required. In all cases the laboratory shall report both the temperature and humidity conditions during the conditioning period. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

  30CPU04 DATASHEET PDF

This abstract is a brief summary of the referenced standard. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

Condition only as speci? Other attributes important to the user for certain applications are covered by three general classes and by specifying in greater detail, by d12448, a minimum number of key characteristics covered too broadly or not at all by the type, class, and category designations.

G Dissipation factor and dielectric constant must not exceed the limits speci? E4 12 [] —75 E2 10 [] — NOTE 16—The irradiance level in the unit that does not have irradiance control is reported to be 0. Link to Active This link will always route to the current Active version of the standard. NOTE 2—This standard has undergone major revision from the reapproval of and r1248 covers only polyethylene for wire and cable applications.

A number in parentheses indicates the year of last reapproval. Deleted the existing paragraphs It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Note 3—See Guide D and 3. This standard has undergone major revision from the reapproval of and now covers only polyethylene for wire and cable applications. March 1, 1 2 3 4 5 Added a new Section Prepare the specimens in accordance with Test Methods D for physical tests of insulation and jackets.

ASTM D Polyethylene Plastics Extrusion for Wire and Cable | Test Equipment

J5 22 [] —75 NOTE 8—Tables 4 and 5, are included to correspond with the grades speci? Rather, the material is to be checked initially for compliance with this requirement and, after that, as often as necessary to assure continued compliance. We offer machines, apparatus, testers, tensile grips, test fixtures, clamps, holders, jigs, faces, jaws, extensometers, environmental and humidity chambers, furnaces, baths and custom solutions for unique applications.

  JULIA QUINN A VIKOMT AKI ENGEM SZERETETT PDF

These specimens are compression molded thermoplastic specimens. However, no information is available on the relation between exposure times and service life under use conditions for wire and cable. The extrusion material for wire and cable shall be polyethylene plastic in the form of powder, granules, or pellets.

ASTM D1248 Polyethylene Plastics Extrusion for Wire and Cable | Test Equipment

For all materials to be conditioned for electrical testing, conditioning shall comply with the requirements of the standard test methods for electrical testing. Historical Version s – view previous versions of standard.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.

We are confident that we have what you are looking for. F Dielectric constant is a function of density; hence, the nominal value will be different for each type. Committee D20 has identi? However, the non-irradiance control machine can still be used for relative weatherability comparison among different materials weathered at the same time. The tests involved in this specification are intended to provide information for identifying materials according to the types, classes, categories, and grades covered.

Adequate statistical sampling prior to packaging shall be considered an acceptable alternative. Contact your supplier for additional information regarding this issue. Renumbered existing Section 11 to Section However, the degradation rate of polyethylene has been found to be more variable than in d248 irradiance controlled unit and may be as little as 1?

Changed the title of paragraph