• Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 1
  • Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 2
  • Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 3
  • Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 4
  • Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 5
  • Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet System 6
Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
2000 m.t.
Supply Capability:
30000 m.t./month

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Description of Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Our hot dip galvanised steels consist of a steel substrate with a metallic zinc coating applied by means of a continuous hot dip galvanising process. Metallic zinc coatings are available in steel grades ranging from steel for bending and deep drawing applications, to structural steels and high yield strength steels.

A glossy surface finish obtained under specific skin-pass conditions (either non-skin-passed or skin- passed with smooth cylinders to obtain low roughness) can be provided if required at time of enquiry.


Advantage of Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Uncoated CR steel sheet With the features of in line with the international highest standards in demension and shape, excellent surface finish and properties, the products are mainly used in home appliance and automobile industries.

Galvanized steel sheet(include HDG and EG)

With the features of good corrosion resistance, the products are mainly used in automobile, home appliance, electronics, building and machinery manufacture industries, etc.

Precoated steel sheet With the features of enviromental protection and good processablility, long lasting surface durability, rich in colors, the products are maily used in building, home appliance and furniture industries, etc.

Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Applications of Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Our hot dip galvanised steels can be used in a very wide range of applications for industrial markets, both indoors and outdoors. Some of the most common applications are:

Building: wide sections for roofing and cladding, doors, door frames, metallic ceilings, partitions, structural members etc
Domestic appliances: all appliances for this sector (both white and brown goods) are manufactured with hot dip galvanised steels
Miscellaneous: electrical cabinets, aeraulic components, air conditioners, road signs etc 

Zinc hot dip galvanised steel is suitable for contact with foodstuffs under certain conditions, as specified in European directive 89/109/EEC and French standard NF A 36-712-1. Please contact us for further information on this subject.

Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Specifications of Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

Quality

Q/BQB 440-2003

JIS G3312-1994

JIS G3321

EN 10326-2004

ASTM A653-02a

EN 10327-2004

(BASE PLATE)

(BASE PLATE)


Commercial Steel

DC51D

SGCC

SGLCC

DX51D+Z

DX51D+AZ

CS Type A/B/C

Forming Steel

St01,St02,St03

SGCD1

SGLCD1

FS Type A, Type B

Drawing

DC52D /DC53D

-

DX52D+Z

DX52D+AZ

DDS TYPE A/C

Steel

DX53D+Z

DX53D+AZ

Structural

S280GD (StE28)

SGC400

SGLC400

S280D+Z

DX54D+AZ

SS275

Steel

S350GD (StE34)

SGC440

SGLC440

S350D+Z

S350D+AZ

SS340 Class1


FAQ of Q235/3SP 125MM Blast Furnace Hot Rolled Steel Billet

We have organized several common questions for our clients,may help you sincerely: 

1. How Can I Visit There?
  Our company is located in Tianjin City, China, near Beijing. You can fly to Tianjin Airport Directly. All our clients, from home or aboard, are warmly   welcome to visit us!  
2. How Can I Get Some Sample?
  We are honored to offer you sample.  
3. Why choose CNBM?
  Our delivery time about 15-20days for standard sizes, if you have other requirements like hardness, quanity and width ,it is about 20-40days. But don't worry we also try our best for the delivery time ,because time longer and our cost is higher.



Q:How do steel billets differ from steel bars?
Steel billets and steel bars are both intermediate steel products that are used in various industries for further processing. However, there are some key differences between the two. 1. Shape: Steel billets are typically square or rectangular in shape, with cross-sectional dimensions ranging from a few inches to several feet. They are typically produced through continuous casting or hot rolling processes. On the other hand, steel bars are cylindrical in shape and have a uniform diameter throughout their length. They are usually produced through hot rolling or cold drawing processes. 2. Size: Steel billets are larger in size compared to steel bars. Billets can have lengths ranging from a few feet to several meters, while their cross-sectional dimensions can be customized based on the requirements of the final product. Steel bars, on the other hand, are typically produced in standardized sizes and lengths, such as 6 meters or 12 meters, and have a consistent diameter. 3. Production process: Steel billets are usually produced through continuous casting or hot rolling processes. Continuous casting involves pouring molten steel into a mold to form a solid billet, while hot rolling involves passing the billet through a series of rollers to reduce its cross-sectional dimensions. Steel bars, on the other hand, are produced through hot rolling or cold drawing processes. Hot rolling involves passing billets through a series of rollers to give them the desired shape and size, while cold drawing involves pulling the hot rolled bars through a die to further reduce their diameter and improve their surface finish. 4. Applications: Steel billets are primarily used as raw material for further processing into various steel products, such as bars, rods, wires, and tubes. They are also utilized in the forging industry to produce forged components. Steel bars, on the other hand, are used in a wide range of applications, including construction, manufacturing, infrastructure, and automotive industries. They are commonly used as reinforcement in concrete structures, as well as for the production of shafts, gears, axles, and other machine parts. In summary, steel billets and steel bars differ in terms of shape, size, production process, and applications. While billets are larger and have a square or rectangular shape, bars are cylindrical and have a consistent diameter. Billets serve as raw material for further processing, while bars are used in various industries for their specific applications.
Q:How are steel billets labeled for identification purposes?
Steel billets are labeled for identification purposes using a combination of alphanumeric codes and markings. These labels provide crucial information about the steel billet's composition, size, and other important details. The most common method of labeling steel billets involves stamping or engraving the required information directly onto the surface of the billet. This can include details such as the grade of steel, heat number, lot number, and the manufacturer's symbol or logo. These markings are typically made using industrial-grade ink or through a process called electrochemical etching, which ensures durability and legibility even in harsh environments. Additionally, steel billets may also have identification tags or labels attached to them, providing further information that cannot be easily engraved or stamped. These tags or labels may include barcodes, QR codes, or RFID tags, which can be scanned or read using specialized equipment to quickly access the relevant information. By using these labeling methods, steel billets can be easily identified, tracked, and traced throughout their lifecycle, ensuring quality control, inventory management, and efficient production processes in the steel industry.
Q:Can steel billets be used for making tools?
Indeed, tools can be made using steel billets. Steel billets, which are typically hot-rolled into bars, rods, or other forms, serve as semi-finished products. These billets possess exceptional strength, durability, and resistance to wear and tear, rendering them suitable for tool manufacturing. Tools necessitate materials capable of withstanding high pressures, cutting forces, and repetitive usage, and steel billets possess the necessary qualities to fulfill these requirements. Furthermore, steel billets can undergo additional processes such as machining, forging, or heat treatment to enhance their properties, enabling the production of various tool types including wrenches, hammers, chisels, and more.
Q:What are the environmental impacts of manufacturing steel billets?
The manufacturing of steel billets has several environmental impacts. The process involves significant energy consumption, which often relies on non-renewable sources, leading to high greenhouse gas emissions. Additionally, the extraction and processing of raw materials, such as iron ore and coal, can cause habitat destruction, deforestation, and water pollution. Furthermore, the production of steel billets generates waste and byproducts, including slag and dust, which can have detrimental effects on air and water quality if not properly managed. Overall, the manufacturing of steel billets has notable environmental implications that need to be addressed through sustainable practices and technological advancements.
Q:What are the advantages of using steel billets in the oil and gas industry?
There are several advantages of using steel billets in the oil and gas industry. Firstly, steel billets offer exceptional strength and durability, making them suitable for withstanding extreme conditions and high-pressure environments commonly found in the industry. Secondly, steel billets can be easily shaped and machined into various components, allowing for customization and flexibility in designing equipment and structures. Additionally, steel billets have excellent resistance to corrosion, which is crucial in preventing damage caused by exposure to harsh chemicals and corrosive environments. Lastly, steel billets have a high melting point, making them suitable for applications that involve high temperatures, such as refining and processing operations in the oil and gas industry.
Q:How are steel billets used in the manufacturing of pipes?
Steel billets are an essential component in the manufacturing of pipes. These billets, which are semi-finished products made of steel, serve as the raw material for pipe production. The process begins with the selection of high-quality steel and melting it in a furnace to create a molten steel alloy. Once the steel is molten, it is poured into molds to form billets of specific sizes and shapes. The billets are then allowed to cool and solidify. This solidification process ensures that the steel attains its desired structural properties, such as strength and durability. After the steel billets have cooled, they undergo further processing to transform them into seamless or welded pipes. For the production of seamless pipes, the billets are heated and pierced to create a hollow tube-like structure. The pierced billets are then elongated and stretched to obtain the desired pipe diameter and thickness. This process, known as the hot-rolling technique, results in seamless pipes with consistent dimensions and enhanced mechanical properties. Welded pipes, on the other hand, are manufactured using different methods. One common method is the electric resistance welding (ERW) process, where the billets are first heated and then passed through a series of rollers to shape them into a cylindrical form. The edges of the billets are then fused together using an electric current, creating a continuous weld. Other welding techniques, such as submerged arc welding (SAW) and high-frequency induction welding (HFIW), can also be used to manufacture welded pipes from steel billets. In both seamless and welded pipe manufacturing, the quality of the steel billets is crucial for ensuring the integrity and performance of the final product. The selection of appropriate steel grades and the adherence to strict manufacturing standards are vital to produce pipes that can withstand high pressure, extreme temperatures, and corrosive environments. In conclusion, steel billets play a vital role in the manufacturing of pipes. They serve as the starting material from which pipes are formed, whether through the hot-rolling technique for seamless pipes or various welding methods for welded pipes. By utilizing high-quality steel billets and employing precise manufacturing processes, pipes can be produced with the necessary strength, durability, and dimensional accuracy to meet a wide range of industrial and commercial applications.
Q:What is the role of steel billets in the manufacturing of industrial boilers?
Steel billets play a crucial role in the manufacturing of industrial boilers. These billets serve as the raw material from which the various components of the boiler are formed. Industrial boilers are complex structures that require high-quality, durable materials to withstand the harsh conditions they operate in. Steel billets are typically made from carbon steel or alloy steel, which possess excellent strength and corrosion resistance properties. These billets are first heated and then shaped into different forms, such as plates, tubes, or rods, through processes like rolling, extrusion, or forging. These formed components are then further processed and assembled to create the boiler. In the manufacturing process, steel billets are used to fabricate important boiler components, such as the shell, tubes, and flues. The shell, made from steel plates, provides the main body of the boiler, while the tubes and flues allow for the passage of hot gases and water. Steel billets ensure the structural integrity of these components, as they can withstand high temperatures and pressures without deforming or failing. Moreover, steel billets are also used to create other auxiliary components of industrial boilers, including supports, brackets, and fittings. These components are crucial for the proper functioning and installation of the boiler, ensuring stability, efficiency, and safety. Overall, steel billets are essential in the manufacturing of industrial boilers as they provide the necessary strength, durability, and versatility required to withstand the demanding conditions of operation. The use of high-quality steel billets ensures that the boilers are reliable, long-lasting, and capable of meeting the rigorous performance standards expected in industrial applications.
Q:What is the impact of impurities on the quality of steel billets?
Impurities play a significant role in determining the quality of steel billets. Steel billets are semi-finished products that are used as raw material for further processing into various steel products. The presence of impurities in steel billets can have several negative impacts on their quality. Firstly, impurities can weaken the mechanical properties of steel billets. For instance, the presence of sulfur can lead to the formation of sulfide inclusions, which can reduce the strength and toughness of the steel. Similarly, phosphorus can form phosphide inclusions that negatively affect the ductility and impact resistance of the billets. These impurities can also promote the formation of cracks and other defects, further compromising the quality of the steel. Secondly, impurities can adversely affect the machinability of steel billets. High levels of impurities can increase the hardness and reduce the machinability of the steel, making it more difficult to shape into the desired end products. This can result in increased processing time and cost, as well as reduced productivity. Moreover, impurities can impact the surface finish of steel billets. Oxide inclusions, which are commonly formed due to the presence of impurities, can lead to surface defects and roughness. This can affect the appearance and aesthetics of the final steel products, making them less desirable in the market. Furthermore, impurities can influence the corrosion resistance of steel billets. Certain impurities, such as chromium and nickel, can enhance the corrosion resistance of steel. However, other impurities like sulfur and phosphorus can promote corrosion, reducing the lifespan and reliability of the steel products made from these billets. Overall, the impact of impurities on the quality of steel billets is significant and can result in weakened mechanical properties, reduced machinability, compromised surface finish, and decreased corrosion resistance. Therefore, it is crucial for steel manufacturers to carefully control and minimize the presence of impurities during the production process to ensure the production of high-quality steel billets.
Q:What are the different types of steel billet casting defects?
During the casting process of steel billets, various types of defects may occur, impacting the final product's quality and performance. These defects can range in severity and have different effects on the billets. Common defects include: 1. Insufficient feeding of liquid metal during solidification can cause shrinkage defects, resulting in voids or cavities within the billet. This weakens the billet's strength and may lead to failure under stress. 2. Porosity defects are characterized by the presence of small gas bubbles or voids within the billet. They reduce density, weaken the material, and affect mechanical properties such as tensile strength and ductility. 3. Foreign substances, such as non-metallic particles, oxides, or impurities, can become trapped within the billet, resulting in inclusion defects. These negatively impact mechanical properties like ductility and increase brittleness. 4. Surface defects, like cracks, scabs, or uneven surfaces, can occur during casting, affecting the appearance and structural integrity of the billet. 5. Uneven distribution of alloying elements within the billet leads to segregation defects. This inconsistency in composition affects mechanical properties and overall performance. 6. During solidification, thermal stresses can cause cracks known as hot tears, weakening the billet and reducing its strength under stress. 7. When the liquid metal fails to completely fill the mold cavity, misruns occur, resulting in incomplete billets. This defect leads to reduced dimensions, poor surface finish, and compromised mechanical properties. Addressing and identifying these defects is crucial to ensure the production of high-quality and reliable steel products. Techniques such as proper mold design, controlling casting parameters, and process optimization can be employed to minimize these defects and improve the overall quality of the billet.
Q:How are steel billets used in the manufacturing of industrial tools?
Steel billets are an essential raw material in the manufacturing of industrial tools. These billets, which are solid blocks of steel, serve as the foundation for creating various types of tools used in industries such as construction, automotive, and manufacturing. The first step in using steel billets for tool manufacturing is to heat them to a specific temperature. This process, known as forging, makes the steel more malleable and easier to work with. Once heated, the billets are then shaped and formed into the desired tool design using specialized machinery like power hammers and presses. The shaping process involves applying intense pressure to the heated billet, which transforms it into the desired tool shape. This can be a chisel, wrench, hammer head, or any other tool needed for specific industrial applications. The precise shaping ensures that the tool will have the necessary strength, durability, and functionality required for its intended use. After the initial shaping is complete, the tool is further refined and finished through processes like machining, grinding, and heat treatment. These additional steps help enhance the tool's performance and ensure its longevity. Machining removes any excess material and creates the necessary holes, threads, or other features required for the tool's functionality. Grinding provides a smooth surface finish and precise dimensions. Heat treatment is another critical process that involves subjecting the tool to controlled heating and cooling cycles. This treatment alters the steel's molecular structure, enhancing its hardness, strength, and toughness. Different heat treatment techniques like quenching and tempering are employed depending on the specific tool requirements. Once the tool has been shaped, machined, ground, and heat-treated, it undergoes a series of quality checks and inspections to ensure it meets the necessary specifications and standards. These checks include dimensional measurements, visual inspections, and functional tests to ensure that the tool is fit for its intended purpose. In summary, steel billets are integral to the manufacturing of industrial tools as they provide the base material that is shaped, machined, heat-treated, and refined to create durable and high-performing tools. The versatility and strength of steel make it an ideal choice for producing a wide range of tools used in various industries, contributing to their efficiency, productivity, and overall success.

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