Delhi's Iron Pillar.
The Iron Pillar is situated in the courtyard of the Quwwat-ul-Islam mosque at the Qutub Complex at Mehralui in Delhi,India. The height of the pillar, from the top to the bottom is 7.21 m (23 ft. 8 inch), 1.12 m (3 ft. 8 inch) of which is below ground. Its bell pattern capital is 306 mm (12 inch). It is estimated that the weight of Iron Pillar is more than six tonnes. It was constructed by King Chandra probably Chandragupta 2 in 5th Century CE. This Pillar eminent for non-rusted state in spite of being made of 98% Iron. This pillar is unique in the annals of metallurgy and a wonderful example of the metallurgical skill of ancient Indians. It is very fascinating place for tourists . Till Now, Many archaeologists, metallurgists , technologists , scientists, electrochemists and engineers had studied about this metallurgical marvel of ancient India. It has won the unstinted admiration all who have seen it. Iron