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ASTM Dx51d Dx52D SGCC SPCC Hot Cold Rolled Galvanized Sheet Coil Metal Roofing Building Material Pate

ASTM Dx51d Dx52D SGCC SPCC Hot Cold Rolled Galvanized Sheet Coil Metal Roofing Building Material Pate
Galvanized Steel SheetGalvanized sheet refers to a steel plate coated with a layer of zinc on its surface. Galvanizing...

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