JJG 818-2018
Verification regulations for magnetic and eddy current coating thickness measuring instruments (English Version)

Standard No.

JJG 818-2018

Language

Chinese, Available in English version

Release Date

2019

Published By

National Metrological Verification Regulations of the People's Republic of China

Latest

JJG 818-2018

Replace

JJG 818-2005

JJG 818-2018 history

• 2019 JJG 818-2018 Verification regulations for magnetic and eddy current coating thickness measuring instruments
• 2005 JJG 818-2005 Magnetic and Eddy Current Measuring Instrument for Coating Thickness
• 1993 JJG 818-1993 Verification Regulation of Eddy Current Interferometer for Measuring Thickness