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Application of rectangular steel box in social life

Bảng báo giá thép hộp of rectangular box steel is similar to square box steel, rectangular box steel has a hollow structure inside and good bearing capacity so they are applied in a variety of applications.

For selection and application of rectangular steel box, it is necessary to distinguish between black rectangular steel and galvanized rectangular steel. In terms of structure, they are relatively similar but different in color and chemical properties.


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