The special needs of the aerospace industry regarding visual weld inspection are not fully covered in the existing documents which are available. Some established companies may have their own requirements written down in internal documents.
The purpose is to set an International standard which will be accepted all over the aerospace industry and to give companies who are interested to work in the field aerospace a guideline document.
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ISO 19828:2017 specifies the requirements for visual inspection of welds in metallic materials and requirements for qualification and certification of personnel for visual weld inspection.
ISO 19828:2017 is also applicable to the visual inspection of the joint prior to or between welding sequences, and of brazed joints. In this case, the contents of theoretical and practical training will need to be adapted accordingly.