GJB 9890.1-2020
Structure testing and evaluation of GH4169 alloy for aviation use Part 1: Low magnification and microstructure testing and evaluation (English Version)

Standard No.

GJB 9890.1-2020

Language

Chinese, Available in English version

Release Date

2021

Published By

Military Standard of the People's Republic of China-General Armament Department

Latest

GJB 9890.1-2020

GJB 9890.1-2020 history

• 2021 GJB 9890.1-2020 Structure testing and evaluation of GH4169 alloy for aviation use Part 1: Low magnification and microstructure testing and evaluation