• STEEL BILLET 120MM/130MM/150MM made in China System 1
  • STEEL BILLET 120MM/130MM/150MM made in China System 2
STEEL BILLET 120MM/130MM/150MM made in China

STEEL BILLET 120MM/130MM/150MM made in China

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
17532 m.t./month

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Item specifice

Payment terms:
100%Irrevercable L/C at sight or T/T
Grade:
Q195/Q215/Q235/Q275
Tolerance:
Strictly according to the G/B and JIS standard

  

Steel billets have distinct characteristics as compared with already furnished steel bars and products. 

Billets have a specific grain structure, which enables the metal to be processed more intricately. Steel 

billets are also known for their malleability and ductility, especially when exposed to varying temperatures 

during shaping and molding.

The billet is mainly divided into two kinds from the shape: 

Slab: cross section width and height of the ratio of the larger, mainly used for rolling plate. 

 

Gade:

Standard

C(%)

Mn(%)

S(%)

P(%)

Si(%)

Q195

≤0.12

≤0.50

≤0.040

≤0.035

≤0.30

Q235

≤0.20

≤1.40

≤0.045

≤0.045

≤0.35

Q275

≤0.22

≤1.50

≤0.045

≤0.045

≤0.35

20MnSi

0.17-0.25

1.2-1.6

≤ 0.050

≤ 0.050

0.40-0.80

3SP

0.14-0.22

0.40-0.85

≤ 0.050

≤ 0.040

0.05-0.15

5SP

0.28-0.37

0.50-1.00

≤ 0.050

≤ 0.040

0.15-0.30

 

STEEL BILLET 120MM/130MM/150MM made in China

STEEL BILLET 120MM/130MM/150MM made in China

STEEL BILLET 120MM/130MM/150MM made in China

STEEL BILLET 120MM/130MM/150MM made in China

Other Specifications

Size :100mm to 165mm

Length:6~12meters 

Squar Tolerance: ±4

Length Tolerance: +100mm

Romboidity/Difference Diagonals: no more than 0.7%

Camber: no more than 1.5%(%)

Twist: no more than 3 degrees per 1 meter length

Our Advantage  

* Professional Personnel of Steel Trading

* Strong Steel Industry Background

* Conveniently Geographic Location

Our Commitment

* Sincere, Practical, Efficient and Developing

* High Quality Steel Production

* Competitive Price and Timely Delivery

 

Packing : 

Within 30 days

1.Standard export package 
2.In bundles with steel strips 
3.As the requirements of the customers

FAQ:

Q: How to get quotation?
A: When we receive your detailed enquiry, we will set the best price based on standard, 
steel grade, outer diameter, wall thickness, quantity, country. 
And we will send quotation to your mailbox.

Q:How to guarantee the quality of the products?

A:We have established the international advanced quality management system,every link from raw material 

to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. 

At the same time, we will provide necessary follow-up service assurance.

Q:How long can we receive the product after purchase?

A :In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. 

The pecific time of receiving is related to the state and position of customers.

 

 

 

Q:Are steel billets prone to corrosion?
Steel billets are not inherently prone to corrosion. However, their susceptibility to corrosion depends on the specific type of steel used and the environmental conditions they are exposed to. Stainless steel billets, for example, contain a significant amount of chromium which forms a protective layer on the surface, making them highly resistant to corrosion. On the other hand, carbon steel billets, which do not have this protective layer, are more susceptible to corrosion. The presence of moisture, oxygen, and certain chemicals can accelerate the corrosion process. Therefore, it is important to properly store and handle steel billets, as well as apply appropriate coatings or treatments to minimize the risk of corrosion.
Q:How are steel billets used in the manufacturing of pipes and tubes?
Steel billets are an essential component in the manufacturing of pipes and tubes. These billets, which are typically rectangular or square in shape, serve as the starting point for the production process. They are first heated to a high temperature to make them more malleable and easier to shape. Once heated, the billets are then passed through a series of rollers, where they are gradually formed into a cylindrical shape. This process, known as hot rolling, helps to refine the structure and improve the mechanical properties of the steel. Hot rolling also ensures that the dimensions of the billet are consistent throughout its length. After the initial hot rolling, the billets are further processed through a series of cold rolling and sizing operations. Cold rolling helps to reduce the thickness and improve the surface finish of the billet, while sizing operations ensure that the final product meets the required specifications in terms of diameter, wall thickness, and length. Once the billet has been shaped and sized, it is then cut into specific lengths and welded together to form a seamless or welded pipe or tube. The welding process involves joining the ends of the billets using either electric resistance welding (ERW), submerged arc welding (SAW), or other welding techniques. This helps to create a continuous and strong joint, ensuring the integrity and strength of the pipe or tube. The final step in the manufacturing process involves various finishing operations such as heat treatment, straightening, and inspection. Heat treatment helps to further enhance the mechanical properties of the pipe or tube, while straightening ensures that the final product has a uniform shape and is free from any deformations. Inspection is carried out to ensure that the pipes or tubes meet the required quality standards and specifications. In summary, steel billets play a crucial role in the manufacturing of pipes and tubes. They are transformed through a series of hot and cold rolling processes, welded together, and subjected to various finishing operations to produce high-quality and reliable pipes and tubes.
Q:What are the major steel billet producing countries?
The major steel billet producing countries include China, India, Russia, Japan, and the United States.
Q:Can steel billets be used in the production of kitchenware?
Yes, steel billets can be used in the production of kitchenware. Steel billets are essentially semi-finished steel products that are cast into a rectangular shape. These billets can be further processed, such as through forging, rolling, or extrusion, to create various kitchenware items like pots, pans, utensils, and cutlery. Steel is a popular choice for kitchenware production due to its excellent strength, durability, and heat resistance properties. It is also known for its corrosion resistance, making it suitable for contact with food and liquids. Additionally, steel can be easily cleaned and maintained, making it a hygienic choice for kitchenware. The manufacturing process typically involves heating and shaping the steel billets into the desired form, followed by finishing processes like polishing or coating to enhance the aesthetics and functionality of the kitchenware. With the ability to produce kitchenware in various shapes, sizes, and designs, steel billets offer a versatile solution for the production of high-quality and long-lasting kitchenware items.
Q:What are the different sizes of steel billets?
Steel billets come in a variety of sizes, depending on their intended use and the specific requirements of the manufacturing process. The most common sizes of steel billets range from 100mm to 200mm square in cross-section. However, larger billets can also be produced, with sizes exceeding 300mm square. These larger billets are often used for heavy-duty applications or in industries that require larger quantities of steel, such as construction or shipbuilding. Additionally, steel billets can also be produced in round or rectangular shapes, depending on the requirements of the final product. The size of the steel billet is an important consideration in the manufacturing process, as it determines the amount of material that can be used and the level of precision that can be achieved during the shaping and forming processes.
Q:What are the potential applications of steel billets in the mining aftermarket?
Steel billets have a wide range of potential applications in the mining aftermarket. They can be used for manufacturing heavy-duty machinery parts, equipment components, and tools used in mining operations. Additionally, steel billets can be used to fabricate structural supports, conveyor systems, and other infrastructure required for efficient mining processes. Their durability and strength make them ideal for withstanding the harsh conditions and heavy loads typically encountered in mining operations.
Q:What are the main factors affecting the strength of steel billets?
There are several main factors that can affect the strength of steel billets. 1. Composition: The chemical composition of the steel, including the types and amounts of various elements, plays a significant role in determining its strength. Alloying elements such as carbon, manganese, and silicon can enhance the strength of steel by forming solid solutions or creating carbides, which increase the steel's hardness and resistance to deformation. 2. Heat treatment: The heat treatment process, which involves heating and cooling the steel billets under controlled conditions, can have a significant impact on its strength. Different heat treatment methods, such as annealing, quenching, and tempering, can alter the microstructure of the steel, leading to variations in its strength properties. 3. Grain size: The size and distribution of the grains within the steel structure can affect its strength. Smaller grain sizes tend to increase the strength of steel, as they hinder dislocation movement and promote grain boundary strengthening. Various processing techniques, such as hot rolling and controlled cooling, can be employed to achieve fine-grained steel billets. 4. Microstructure: The microstructure of steel, which includes the arrangement and morphology of the different phases or constituents, can influence its strength. For example, the presence of certain phases like martensite or bainite can significantly increase the strength of steel by providing a more rigid and stable structure. 5. Processing conditions: The processing conditions during the production of steel billets can impact their strength. Variables such as rolling temperature, deformation rate, and cooling rate can affect the microstructural evolution and mechanical properties of the steel. Proper control of these processing parameters is crucial to achieving the desired strength characteristics. 6. Inclusions and defects: The presence of inclusions or defects, such as non-metallic particles or voids, within the steel can weaken its strength. These imperfections act as stress concentrators and can initiate cracks or fractures, reducing the overall strength and integrity of the steel billets. By considering and optimizing these factors, manufacturers can produce steel billets with enhanced strength properties, enabling their use in various applications where high strength and durability are required.
Q:Can steel billets be used for making architectural components?
Architectural components can indeed be made using steel billets. Steel billets are semi-finished products commonly utilized in the production of various steel items, including architectural components. These billets undergo heating and are subsequently transformed into the desired shape through processes such as forging, extrusion, or rolling. Among the architectural components that can be created are structural elements like beams, columns, and trusses, as well as decorative elements like handrails, facades, and ornamental fixtures. Steel is a highly preferred material for architectural components due to its exceptional strength, durability, and versatility. It can be easily shaped into intricate forms, enabling architects and designers to construct distinctive and visually appealing structures. Moreover, steel exhibits remarkable resistance to weathering, corrosion, and fire, further enhancing its suitability for architectural purposes.
Q:What are the common sizes of steel billets used in construction?
The common sizes of steel billets used in construction vary depending on the specific project and requirements. However, some commonly used sizes range from 100mm x 100mm to 200mm x 200mm, with lengths typically ranging from 6 meters to 12 meters.
Q:What is the difference between continuous casting billet and cast billet?
Mainly to see the process, general casting efficiency is low, but the quality is acceptable, with low level (open casting billet) has great advantages in surface quality;

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