SLS 938 : Part 2 : 1991 : Specification for plain metal washers : Pt. 2 - Normal series - product grade A .
- Colombo SLSI 1991
- 06p.
STD3045
SLS 938 : Part 2 : 1991
a621.882.4
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.882.4
STD3045
SLS 938 : Part 2 : 1991
a621.882.4
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.882.4