The iron pillar of Delhi is a testimony to the high level of skill of ancient Indian iron forge in the extraction and processing of ferrous achieved. The iron pillar in New Delhi has attracted the attention of archaeologists and technicians from corrosion, as it has withstood corrosion for 1600 years.
Various theories have been proposed to explain the corrosion resistance can be divided into two categories: environmental material and theories. The proponents of the theory of the state of the environment, which is the mild climate of Delhi is responsible for the corrosion resistance of the iron pillar of Delhi. It is known that the relative humidity at Delhi does not exceed 70% for a long time of the year, leading to corrosion of the mild column.
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| Iron Pillar of Delhi |
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| Iron Pillar _Delhi |
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| Iron Pillar_ India |
The base of the column to its foundations by small pieces of iron related. It rises to a height of 7.20 m with 93 cm buried below the current ground. It is surprising that the iron has not, despite sixteen centuries that have since gone rusty. Therefore, the column is an excellent example of the advanced metallurgy of the time and is to admire in themselves. The metal column is identified with a malleable, almost pure. But, as the U-Bahn signs of rust at a very slow pace. According to traditional belief, meets the only one who can encircle the entire column with the arms, back toward the spine, may have his wish. However, tourists are away from the spine to prevent damage to this historic relic.
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