ASTM C158-23 PDF

1.1 These test methods cover the determination of the flexural strength (the modulus of rupture in bending) of glass and glass-ceramics. 1.2 These test methods are applicable to annealed and prestressed glasses and glass-ceramics available in varied forms. Alternative test methods are described; the test method used shall be determined by the purpose of the test and geometric characteristics of specimens representative of the material. 1.2.1 Test Method A is a test for flexural strength of flat glass. 1.2.2 Test Method B is a comparative test for flexural strength of glass and glass-ceramics. 1.3 The test methods appear in the following order:   Sections Test Method A 7 to 10 Test Method B 11 to 16 1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.5 This 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 Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Number of Pages :	10
Published :	11/01/2023
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