Ceylon standard 178 : 1972 : Grey iron castings
- Colombo Bureau of Ceylon Standards 1972
- 23 p.
STD2396
CS178:1972
a669-131.6
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
669-131.6
STD2396
CS178:1972
a669-131.6
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
669-131.6