Commonly, high-pace rail sound barrier is commonly used 5754 aluminium sheet plate and 5a03 aluminum alloy, which are with excessive energy and corrosion-resistant. Then again, the 5754 aluminum alloy can also be implemented in the automobile automobile industry.The 5754 and 5a03 alloy aluminum plate are the same as Al-Mg anti-rust alloy aluminum plate, with a thickness of one.5mm and...
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