Knowledge

27Apr, 2025

Ammonium Chloride
Ammonium chloride (abbreviated as chloramine) is an inorganic compound with the chemical formula NH₄Cl. It is the ammonium salt of hydrochloric acid and is primarily a byproduct of
16Mar, 2025

Zinc chloride
Zinc chloride (ZnCl₂) appears as white powder or granular crystals with a melting point of 283°C and a boiling point of 723°C. It can absorb moisture from the air and becom
16Mar, 2025

The application scope of hot-dip galvanizing
The application scope of hot-dip galvanizing has correspondingly expanded with the development of industry and agriculture. Therefore, hot-dip galvanized products have been widely
16Mar, 2025

Hot-dip galvanizing method
Currently, the main hot-dip galvanizing methods include the "wet method" (molten solvent method), "dry method" (dried solvent method), "lead-zinc method,&q
16Mar, 2025

Advantages of Hot-Dip Galvanizing
1. Strong Corrosion Resistance: The zinc layer effectively protects steel products from corrosion in marine environments, industrial atmospheres, soil, and corrosive media. Whether
16Mar, 2025

The value of hot-dip galvanized steel pipes
Compared to steel pipes that have not undergone hot-dip galvanizing, the service life of hot-dip galvanized steel pipes is extended by an average of 10 to 15 times. This essentiall
14Mar, 2025

The reasons for hot-dip galvanizing the surface of steel products
Steel readily rusts and can even be completely damaged when exposed to air, water, or soil. Corrosion accounts for approximately one-tenth of total steel production losses annually
14Mar, 2025

The principle of hot-dip galvanizing
When a steel component is immersed in molten zinc, a solid solution of zinc and iron first forms at the interface, which is a process of dissolution and diffusion of zinc into the
14Mar, 2025

Hot-dip galvanizing
Hot-dip galvanizing, also known as hot-dip zinc coating, involves immersing steel components that have undergone rust removal and other pretreatment processes into molten zinc. Thr
14Mar, 2025

Demagnetization of spiral welded pipe
Demagnetization, as the name implies, refers to the elimination or weakening of magnetism in an object. The basic principle involves altering the arrangement of magnetic domains wi
14Mar, 2025

Ultrasonic Inspection
The principle of ultrasonic flaw detection is as follows: When ultrasonic waves propagate through the material being inspected, the changes in the material's acoustic propertie
13Mar, 2025

X-ray inspection
X-ray flaw detection is an inspection method that utilizes X-rays (or gamma rays or other high-energy rays) to penetrate metallic materials. Due to differences in the absorption an

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