In order to provide nondestructive testing you usually need to be qualified and certified in accordance with a standard, procedure or practice. You will often here people say you need to meet ASTM, which guides you to SNT-TC-1A a recommended practice or NAS-410 a standard. The important part is to know what you need to meet. This allows you to know which procedures you can follow or which parts you are authorized to inspect.
A properly qualified and certified Level II PT technician should be able to make the determination if an indication is a defect or not per an applicable code. Note that qualified is in reference to the person’s documented training, examinations and experience. Certification is in reference to a level III attesting in writing to the person’s qualifications for work to be accomplished per a company’s procedure.
Qualification stays with you through the years, certifications usually expire after 5 years. In order to achieve certification a technician needs to go through an examination process which is also part of qualification. This usually includes a General Knowledge (40 question closed book examination), Specific (30 question open or closed book examination specific to a procedure) and practical examinations to demonstrate the capability of the inspector to perform an inspection. If the inspector is going to be developing techniques, the code may also require the Level II inspector to develop a technique in order to be certified to the appropriate level. In order to be certified the inspectors average score from all examinations should be 80% with all the tests being greater than 70%.
Our liquid Penetrant instructors & Level III services are in accordance with NAS-410, SNT-TC-1A, CP-189, ACCP Level III’s and ASNT Level III’s. You can expect to have an instructor familiar with your industry teaching an a qualified Liquid Penetrant course.
Level II and Level III personnel are available to assist your NDT personnel in achieving the appropriate OJT On the job training hours required in order to achieve FPI or VPI liquid penetrant certification. NDT Technicians familiar with your appropriate dye penetrant testing methods are just a call away to provide you with work relief caused by end of month and holiday production flow issues. Our inspectors are familiar with casting houses, welding shops and processes, construction sites, chemicals plants, Wind Energy, power, utilities and Oil and Gas.
Our facility can support crates of nuts, bolts, castings and any other large production NDT liquid penetrant requirements. We are capable of performing inspections at our facility or any remote site needed.