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Question:

How are steel rails protected against extreme temperatures?

Answer:

Steel rails are protected against extreme temperatures through a process called thermite welding, wherein a chemical reaction is used to fuse the rails together. Additionally, steel rails are designed to expand and contract with temperature variations, preventing any damage or warping. Coatings or paint may also be applied to prevent corrosion caused by extreme temperatures.
Steel rails are protected against extreme temperatures through a process called thermal expansion and contraction. Steel has a high coefficient of thermal expansion, so it expands and contracts with temperature changes. To accommodate this, gaps are left between individual rail sections, allowing them to expand and contract without buckling or warping. Additionally, rail materials are carefully chosen to withstand temperature variations and reduce the risk of damage.
Steel rails are protected against extreme temperatures through a process called thermal expansion and contraction. Steel has a high coefficient of thermal expansion, which means it expands and contracts with changes in temperature. To prevent damage, expansion joints are installed at regular intervals along the rail tracks. These joints allow the rails to expand and contract freely without buckling or warping. Additionally, during extreme heat, water or sand can be applied to the rails to cool them down and prevent overheating.

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