What are the requirements for taking the iso97 12 exam?

First of all, whether to take the test of en iso97 12 or PCNIISO 9712 is also related to the follow-up study. Then, taking NDT en iso97 12 as an example, the requirements for applying for Level 2 and Level 3 are different. The main difference is that education also helps to apply for some flaw detection methods to offset working hours. Penetrant inspection and magnetic particle inspection, at least 1 month for Grade I, at least 3 months for Grade II and at least 12 months for Grade III!