This standard is issued under the fixed designation D ; the number relevant ASTM material specification shall take precedence. GeoTesting Express is a provider of Geosynthetic Testing Services – ASTM D,Standard Test Method for Linear Dimensional Changes of Non-rigid. ASTM D Standard Test Method for Linear Dimensional Changes of Nonrigid Thermoplastic Sheeting or Film at Elevated Temperature.

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The test is mostly used for sheeting or film made by extrusion or calendar processes. The test gives dd1204 indication of lot-to-lot uniformity as regards ashm the degree of internal strains introduced during processing. NOTE 2—The paper should be well dusted, and the specimens should not be restricted either by the paper or the clips. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

A number in parentheses indicates the year of last reapproval. ASTM D – November 1, 1 Revised Section 7 and 8. Certification Formally confirming that your products and services meet all trusted external and internal standards. The sandwiched asrm are placed in an oven for a specified amount of time.

ASTM D 尺寸变化率_百度文库

Enabling you to identify and mitigate the intrinsic risk in your operations, supply chains and business processes. Last previous edition approved in as D – Evaluating astj your products and services meet and exceed quality, safety, sustainability and performance standards.

Shorter reconditioning times may be used if it can be shown that equivalent results are obtained. Dimensional Stability is a measurement of the linear dimensional change resulting from exposure to temperature. NOTE 1—This test method and ISO address the same matter, but differ in technical content and results cannot be directly compared between the two methods. Need help or have a question? The distances between the reference marks are re-measured and recorded.


Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Originally approved in This standard has been approved for use by agencies of the E1204 of Defense.

Xstm Testing Inspection Certification. Current edition approved Nov. Precision and Bias Table 1 of Classi? Your comments will receive c1204 consideration at a meeting of the responsible technical committee, which you may attend. 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. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

Validating the specifications, value and safety of your raw materials, products and assets. Send us a request Need help or have a question? The dimensions of the specimen are taken at reference marks. Through our network of over 43, people in 1, laboratories and offices in countries, Intertek provides quality and safety solutions to a wide range of industries around the astk. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of d11204 of such rights, are entirely their own responsibility.


Fasten the papers together with paper clips. Global Reach Intertek is the industry leader with over 42, people in 1, locations in over countries.

Dimensional Stability ASTM D1204

Points a, b and x, y are reference marks at midpoint of test specimen edges. Percent linear change is equal to final length minus original length divided by original length multiplied by If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

It is imperative that the specimens be free to change shape as strains are relieved during the period of test. Whether your business is local or global, we can ensure your products meet quality, health, environmental, safety, and social accountability standards for virtually any market around the world. Send us a request Wilton UK: The midpoint of each edge shall be marked for use as a reference point when?

Sandwiches must not be stacked, as this may restrict movement of the plastic between the papers. Formally confirming that your products and services meet all trusted external and internal standards. Assurance Enabling you to identify and mitigate the intrinsic risk in your operations, supply chains and business processes. Auditing Consulting Sourcing Training.

Talc dusted paper is inserted to form a sandwich around the specimen. The test gives an indication of lot-to-lot uniformity with regards to internal stress introduced during processing.

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