by qizhenapp » Tue Aug 08, 2017 1:32 pm
<p>This steel plate has both excellent rust resistance and good coating performance. In addition to the above five, there are color galvanized steel, printing coated galvanized steel, PVC laminated galvanized steel and so on. But the most commonly used is still hot-dip galvanized sheet. Galvanized steel plate can be divided into general use, roof, building with the outer side of the board, structural use, ridge board with, with the deep drawing and other galvanized steel.</p><p> Major Manufacturing and Import Production Countries: Dimensional Specifications The product standards set out the standard thickness, length and width recommended for galvanized sheets and their permissible deviations. </p><p>Appearance of the surface state: galvanized sheet due to the coating process in different ways, the surface state is also different, such as ordinary zinc flower, fine zinc flowers, flat zinc flowers, zinc flowers and phosphating treatment of the surface. German standards also provide a surface level.</p><p> Galvanized sheet should have a good appearance, no use of harmful defects on the product, such as no plating, holes, rupture and scum, more than thick plating, abrasion, chromic acid dirt, white rust and so on. Foreign standards on the specific appearance of the provisions are not very clear. Divided into cut into pieces length of galvanized sheet and roll galvanized sheet packaging two. General metal packaging, lined with moisture-proof paper, outside the iron waist tied to the bracket. Strapping to be reliable, to prevent the friction between the galvanized sheet.</p>
