AMS 2488 says that for Type II there shall be no measurable dimensional change when measured with a micrometer that resolves to 0.0001". It doesn't talk about the thickness of the anodized layer. Luck & Regards, Ted Mooney, P.E. RET Striving to live Aloha finishing.com - Pine Beach, ...
4.2.1 Acceptance Tests: Coating thickness (3.5.1.1) of Type 1 and quality (3.6) are acceptance tests and shall be performed on each lot. 4.2.2 Periodic Tests: Tests of cleaning and processing solutions to ensure that the anodic coating will ...
26、021 inch (0.53 mm), the crown dimension “H“ shall be 0.0075 inch (0.190 mm) minimum and the maximum dimension of “L“ shall be 0.020 inch (0.51 mm) less than the thickness “T“. 3.7.2 Thickness Tolerances Shall be as specified in Table 3. TABLE 3A - THICKNESS TOLERANCE, IN...