... resistance of a fabric to the penetration of water under hydrostatic pressure. It is applicable to all types of fabrics, including those ... software to configure a variety of test standard, user-friendly.Testing standardsGB/T 4744, AATCC 127, EN 20811, BS 2823, BS ... One surface of the test specimen is subjected to a hydrostatic pressure, increasing at a constant rate, until three points of leakage ...