Q. Which of the following methods of casting is best suited for casting of hollow pipes and tubes?
✅ Correct Answer: (D)
centrifugal casting
Explanation: specifically, true centrifugal casting is generally used for the making of hollow pipes and tubes, which are axi- symmetric with a concentric hole. molten metal is accumulated at the inward surface of the mould by the rotation of the mould and then the solidification of a melt is taking place.