QJ 485-1979
Test method for resistance to discoloration of copper and copper alloy oxide films (English Version)
Home
QJ 485-1979
Standard No.
QJ 485-1979
Language
Chinese,
Available in English version
Published By
Professional Standard - Aerospace
Status
Withdraw
Replace By
QJ 485-1990
Latest
QJ 485-1990
QJ 485-1979 history
1990
QJ 485-1990
Test method for resistance to discoloration of copper and copper alloy oxide films
1970
QJ 485-1979
Test method for resistance to discoloration of copper and copper alloy oxide films
Copyright ©2023 All Rights Reserved