Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 12620-1994
Scope
This standard applies to eddy current testing of seamless, welded and forged carbon steel pipes with pipe wall thickness between 1 and 20mm and outer diameter between 10 and 180mm, including testing timing, testing equipment, display evaluation and grade classification. Inspections for special purposes and shapes may be separately determined in accordance with other relevant standards, but shall not be lower than this standard.
CNS 12620-1994 history
1994CNS 12620-1994 Method of Eddy Current Test for Steel Pipes and Tubes