Hot-dip galvanized pipe is to make the molten metal react with the iron matrix to produce an alloy layer, so that the matrix and the coating are combined. Hot-dip galvanizing is to pickle the steel pipe first. In order to remove the iron oxide on the surface of the steel pipe, after pickling, i...
The NO.4 Factory HEBEI Matrix power Co., Ltd. covering 270000㎡, owing staff more than 300 staffs. This factory mainly producing photovoltaic bracket and refining wire rod. Photovoltaic bracket Monthly capacity is about 10000tons. ① Centralized Photovoltaic System ...
