JJF 1986-2022
Calibration specification for differential pressure airtight leak detector (English Version)

Standard No.

JJF 1986-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

National Metrological Technical Specifications of the People's Republic of China

Latest

JJF 1986-2022

JJF 1986-2022 history

• 2022 JJF 1986-2022 Calibration specification for differential pressure airtight leak detector