Q. Hume steel pipes are (Solved)
1. Steel pipes
2. Steel shell coated from inside with cement mortar
3. Steel shell coated from outside with cement mortar
4. Both (B) and (C)
- d. Both (B) and (C)
1. Steel pipes
2. Steel shell coated from inside with cement mortar
3. Steel shell coated from outside with cement mortar
4. Both (B) and (C)