UT of pressure vessel steel plates
Thread Content
UT of pressure vessel steel plates 1. When is it required? 2. Are the UT devices used in steel plate factories domestic, or of Chinese manufacture? Defect assessment criteria? Is client TPI witness required?
1. Refer to the fixed capacity regulations and 150. 2. Generally, domestically manufactured digital ultrasound equipment is used, and defect assessment is carried out in accordance with NB47013
Can detection coverage reach 100%? The reliability of domestic equipment, as measured in steel pipe factories and spiral welded pipe factories for tube sheets, is considered to be extremely poor.