QJ 1674-1989
Comparison samples of "flow marks" and "pimples" on the surface of aluminum alloy die-casting parts (English Version)
- Standard No.
- QJ 1674-1989
- Language
- Chinese, Available in English version
- Release Date
- 1989
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 1674-1989
QJ 1674-1989 history
- 1989 QJ 1674-1989 Comparison samples of "flow marks" and "pimples" on the surface of aluminum alloy die-casting parts
