The role is mainly galvanized anti-corrosion coating must be continuous, adequate thickness and adhesion, Hefei channel, which is a basic quality requirements, and good quality coating should both look good, 5 # channel including coating smooth, smooth, burr drop tumor and all foreign bodies (such as zinc ash, zinc slag, solvent residue or contaminants after plating, etc.), channel beam, uniform color bright and so on. To achieve good coating quality, manufacturers also need to work harder on galvanizing technology and management. ① with the world symbols of chemical elements and their symbols to indicate the chemical composition of the Arabic alphabet to indicate the content: Such as: China, the Russian 12CrNi3A② with a fixed number of digits to indicate the types of steel series or digital; such as: the United States, Japan, 300 series 400 series, 200 series; ③ with the Latin alphabet and numbers sequence composition, only that purpose. A. Hefei channel _ _5 Commerce Bo Show # channel provided by the Hefei exhibition Bo Trading Company. Hefei channel _ _5 exhibition of Commerce Bo Bo Show # channel Hefei Trading Company (www.hfzhanbo.com) (www.hfzhanbo.com) this year introduced a new upgrade, the above picture is for reference only, please dial this page Phone or pictures on obtain the latest information, contact: Mr. Huang.