1.1 This test method covers the determination of the stiffness characteristics of plastics over a wide temperature range by direct measurement of the apparent modulus of rigidity. 1.2 The values stated in SI units are to
ASTM
Standard Test Method for Stiffness Properties of Plastics as a Function of Temperature by Means of a Torsion Test
STD-72938
2009
2009-09-01
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