JJG 158-2020
Steel bar gauge dotting machine (English Version)

Standard No.

JJG 158-2020

Language

Chinese, Available in English version

Published By

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

Latest

JJG 158-2020

JJG 158-2020 history

• 1970 JJG 158-2020 Steel bar gauge dotting machine
• 2013 JJG 158-2013 Verification Regulation of Compensated Micro-manometer
• 1994 JJG 158-1994 Verification Regulation of Standard Compensated Micro-manometer