crack size, a [L]—principal lineal dimension used in the calculation of fracture mechanics parameters for through thickness cracks.
Discussion—In the C(T) specimen, a is the average measurement from the line connecting the bearing points of force application.
Discussion – In this test method, the physical crack size is represented as ap. The subscript, p, is everywhere implied. This is the same as the physical crack size, ap where the subscript p is always implied.
Date Initiated: 08-26-2022
Technical Contact: Charlotte Belsick
Item: 000
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