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Typical surface defects and control of 30CrMnSiA wide and thick plates

30CrMnSiA wide and thick plate steel is widely used in oil transportation pipelines, clean new energy wind power and other projects, but with the increase of st···

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High quality performance of aluminized zinc plate

Aluminum plated zinc steel plate is composed of aluminum zinc alloy structure, by 55% aluminum, 43.4% zinc and 1.6% silicon solidified at 600℃ high temperature···

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