![]() Materials with a thickness greater than 14 mm (0. ![]() ) in thickness, Test Methods D 882 is the preferred test method. However, for testing specimens in the form of thn sheeting, including film less than 1.0 mm (0. 1.2 This test method can be used for testing materials of any thickness up to 14 mm (0. This standard has been approved for use by agencies of the Department of Defense.ฤก.1 This test method covers the determination of the tensile properties of unreinforced and reinforced plastics in the form of standard dumbbell-shaped test specimens when tested under defined conditions of pretreatment, temperature, humidity, and testing machine speed. ![]() A superscript epsilon (E) indicates an editorial change since the last revision or reapproval. A number in parentheses indicates the year of last reapproval. Tensile Properties of Plastics Ths standard is issued under the fixed designation D 638 the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.
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