HB 5172-1981
Rockwell hardness test method for metals (English Version)
- Standard No.
- HB 5172-1981
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- 1996-10
- Replace By
- HB 5172-1996
- Latest
- HB 5172-1996
HB 5172-1981 history
- 1996 HB 5172-1996 Rockwell hardness test method for metals
- 1970 HB 5172-1981 Rockwell hardness test method for metals
