Traitement antirouille lumineux de bobine en acier du code couleur PPGI de S350GD S550GD S220GD

Aug 01, 2023
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S350GD S550GD S220GD Color Code 9009 PPGI Steel Coil Bright Antirust Treatment RAL Steel Roll Full Hard Fence Roof Prepainted steel coil is mainly used: a large number of galvanized sheet plate used in automobile manufacturing,cooler,construction,ventilation and heating facilities and furniture manufacturing and other fields.Galvanized become important steel anticorrosion method, not only because the zinc can be formed in the steel surface protective laver of dense,but also
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