1
Mar.
27, 2025
Pre-treatment: first of all, clean up the screws operation, detect whether there are burrs, cracks, etc. on the surface of the screws, and polish them. Remove metal chips, oil or oxide skin and other pollutants on the surface of the screws to ensure the plating effect.
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2
Mar.
27, 2025
Phosphating treatment is a chemical and electrochemical reaction, through the formation of a layer of phosphate conversion film (phosphate film) on the surface of the metal, in order to achieve the purpose of protecting the base metal, preventing corrosion, and improving the adhesion of paint.
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3
Mar.
27, 2025
Precautions for High Frequency Straight Seam Welded Pipe Machine
High frequency straight seam welded pipe machine is an equipment used for producing straight seam welded pipes, widely used in construction, manufacturing, petroleum and other fields. When operating a high-frequency straight seam welding pipe machine, the following precautions should be taken.
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4
Mar.
27, 2025
The main difference between black passivation and blue-white passivation
The main differences between black passivation and blue-white passivation are their composition, properties and application scenarios.
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5
Mar.
27, 2025
Stainless steel passivation is a metal treatment technology that protects the substrate from oxidative corrosion by forming a stable passivated film on the surface of the stainless steel.
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6
Mar.
27, 2025
The main roles of passivation processes include improving corrosion resistance, enhancing metal stability, extending service life, improving appearance quality, reducing maintenance costs and preventing galvanic corrosion.
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7
Mar.
25, 2025
8
Mar.
25, 2025
9
Mar.
25, 2025
12
Mar.
25, 2025
20
Mar.
25, 2025