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Improvement of bearing steel smelting process
The Improvement of Bearing Steel Smelting Process
Bearing steel is one of the most important classes of steel in modern industry. Bearing steel has extremely high strength and hardness, and this property gives it a wide range of applications in the automotive, aeronautic and aerospace industries. ......
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Bearing steel pipe production
Bearings play an essential role in a variety of industries and in various applications. Bearing steel pipe is a type of steel pipe used for bearing production. Bearing steel pipe is made from bearing-grade steel and is used to manufacture a wide variety of bearings including: bearings for heavy ma......
Phosphating and chromating
phosphorylation and Chromate Passivation
Surface surface treatment is a process of changing or improving the physical, chemical and/or mechanical properties of the surface layer on a substrate. In the most general definition, the surface treatment process is used to enhance or change the substrat......
Casting cleaning
Metal Casting Cleaning
Metal casting cleaning is the process of removing surface dirt, debris and other contamination from metal parts. This is usually done after a casting has been poured, molded and cooled to ensure that the part is clean and ready for further processing, such as machining, fin......
Application of RH Top Blowing Oxygen Technology
Introduction
Rh top-blowing oxygen (RHB) technology is a process technology in which oxygen or oxygen-rich gas is blown onto the surface of the molten steel to reduce the concentration of carbon, hydrogen, nitrogen and other harmful elements in molten steel. It is a new type of process technology......
Spring steel (GB 1222-64) (1)
Spring Steel (GB 1222-64) (1) Introduction Spring steel is a special type of steel that is used in the production of springs and other related products. It is a high carbon steel with a tensile strength range of between 35 to 75 kg/mm². The main chemical elements that make up spring steel are mang......
Comparison table of steel grades at home and abroad
Steel Number Comparison Between Domestic and Overseas
Steel is one of the most important commodities in the world, as it is used in a wide range of applications such as in the construction and machine industries. Steel manufacturers around the world assign unique numbers to their respective steel......
GB 3531-1996 Designation and chemical composition of low-alloy steel plates for low-temperature pressure vessels
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Low alloy steel plates for pressure vessels operating at subzero temperatures are designated according to their chemical composition and mechanical properties. The grade of such steel plates, published by the Chinese national standards organization, can include Grades H480Y, H340Y, H420Y, H440Y,......
Delivery state, grade and chemical composition of hot-rolled H-shaped steel and split T-shaped steel (GB/T 11263-1998)
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Hot rolled H-shaped steel is one of the most popular and widely used structural steel products in todays market. It is mostly used in areas with relatively high load bearing capacity, such as buildings and bridges. The delivery status and grades of the hot rolled H-section steel are different ac......
Hot-rolled H-shaped steel split T-shaped steel Recommended H-shaped steel (GB/T 11263-1998)
Introduction
H-beam steel, also known as High-Frequency Welded H-beam, is defined by its shape, size and weight. It is widely used in the construction and engineering industry and is made out of blocks special steel with hot rolling technology. H-beam steel is most commonly used for structural an......
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