QJ 481-1990
Test method for resistance to alternating damp heat of metal coatings (English Version)
- Standard No.
- QJ 481-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 481-1990
- Replace
- QJ 481-1979
QJ 481-1990 history
- 1990 QJ 481-1990 Test method for resistance to alternating damp heat of metal coatings
- 1970 QJ 481-1979 Damp heat and salt spray corrosion test of metal coating and chemical treatment layer
