QJ 478-1979
Test method for metal coating thickness (English Version)
- Standard No.
- QJ 478-1979
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aerospace
- Status
- Replace By
- QJ 478-1990
- Latest
- QJ 478-1990
QJ 478-1979 history
- 1990 QJ 478-1990 Method for measuring the thickness of metal coatings
- 1970 QJ 478-1979 Test method for metal coating thickness
