2022-08-17 11:24:00
The annual Guangzhou International sheet metal exhibition is an industry event with a long reputation and global attention. After 22 years of efforts, Baowu iron and steel, Angang Lianzhong, Hebei Iron and Steel Group (Hangang), Xianggang, POSCO, Nippon S
2022-08-17 11:09:00
The surface leakage of hot-dip galvanized sheet (commonly known as exposed steel on site) is a common and very serious defect. Once it occurs, it must be immediately investigated and treated in the first time.
2022-08-17 10:58:00
In the tin plating process, how to ensure the uniformity of the thickness of the copper layer on both sides of the substrate and the inner wall of the through hole is the key to the printed circuit board.
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