Q235/3SP 130MM Blast Furnace Hot Rolled Steel Billet
- Ref Price:
-
- 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 130MM 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 130MM 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.
Applications of Q235/3SP 130MM 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.
Specifications of Q235/3SP 130MM 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 130MM 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: What are the different shapes and forms of steel billets?
- Steel billets come in various shapes and forms, including square, rectangular, round, and hexagonal. These shapes and forms are designed to meet specific requirements and applications in various industries, such as construction, manufacturing, and engineering.
- Q: Can steel billets be used in the manufacturing of machinery?
- Steel billets have the capability to be utilized in the production of machinery. These semi-finished metal products are typically either hot rolled or forged into various shapes, such as bars, rods, or sheets. Machinery components like gears, shafts, bearings, and structural frames are manufactured using these billets as the raw material. The utilization of steel billets in machinery manufacturing offers numerous benefits. Steel is renowned for its exceptional strength, durability, and resistance to wear, making it a suitable choice for heavy-duty applications. Furthermore, steel can be easily machined, welded, and molded into intricate shapes, facilitating the production of complex machinery parts. Moreover, due to its high melting point and thermal conductivity, steel is an ideal material for applications involving high temperatures or requiring heat transfer. Overall, steel billets are extensively employed in machinery manufacturing due to their outstanding mechanical properties, versatility, and dependability.
- Q: What are the different types of surface defect detection methods for steel billets?
- Steel billets are subject to various methods of surface defect detection. Among the techniques commonly used are visual inspection, magnetic particle inspection, ultrasonic testing, eddy current testing, and laser scanning. 1. The simplest and most traditional method is visual inspection, where trained inspectors visually examine the surface of steel billets for cracks, scratches, or foreign material. 2. Magnetic Particle Inspection (MPI) is a non-destructive testing method that uses magnetic fields and iron particles to detect surface defects. The billet is magnetized, and iron particles are applied to the surface. Any defect causes a leakage of magnetic flux, attracting the iron particles and forming visible indications. 3. Ultrasonic Testing (UT) utilizes high-frequency sound waves to detect internal and surface defects in steel billets. Ultrasonic waves are emitted into the billet by a transducer, and the reflected waves are analyzed to identify flaws or irregularities. 4. Eddy Current Testing (ECT) makes use of electromagnetic induction to detect surface defects. A coil carrying an alternating current is placed near the billet's surface, generating eddy currents. Any variation in the surface, such as cracks or corrosion, alters the eddy currents, which are then detected by the instrument. 5. Laser Scanning is a relatively advanced method that employs laser technology to scan the surface of steel billets. The laser beam reflects off the surface, and a sensor analyzes the reflected light to identify surface defects like scratches or dents. These methods differ in terms of sensitivity, speed, and cost-effectiveness. The selection of the appropriate surface defect detection method depends on factors such as the required level of accuracy, the types of defects to be detected, and the specific requirements of the industry.
- Q: How are steel billets used in the production of tooling?
- Tooling production relies heavily on the use of steel billets, which are indispensable for creating tools and machinery components. These semi-finished steel products play a vital role in the process due to their exceptional properties. To begin with, the steel billets undergo a transformation process called forging, where they are heated and subjected to pressure to achieve the desired shape and size. This forging process forms the basis for manufacturing a wide range of tooling components, including dies, molds, punches, and cutting tools. The strength and durability of steel billets make them highly suitable for tooling applications. Steel is renowned for its high tensile strength, which allows tools to withstand heavy loads and resist deformation during operation. Additionally, steel billets can be heat-treated to enhance their hardness, toughness, and wear resistance, thereby improving the performance and longevity of the tools. Moreover, steel billets possess excellent machinability, enabling them to be easily cut, drilled, or shaped into intricate designs. This versatility empowers tooling manufacturers to create complex and customized components that meet specific industry requirements. Once the steel billets have been forged and machined into the desired shape, they undergo additional processes such as grinding, polishing, and coating to attain the final tooling product. These finishing processes ensure that the tool's surface is smooth, free from flaws, and resistant to corrosion. In conclusion, steel billets are essential in tooling production due to their strength, durability, and machinability. They serve as the starting point for manufacturing various tooling components used in industries ranging from automotive manufacturing to aerospace. The versatility and reliability of steel billets make them a vital material in ensuring the quality and performance of tools used across diverse applications.
- Q: How are steel billets used in the production of bars and rods?
- Bars and rods rely on steel billets as a crucial raw material. These billets, typically produced through continuous casting, are solid blocks of semi-finished steel with a square or rectangular shape. To convert steel billets into bars and rods, multiple steps are involved. Initially, the billets are heated in a furnace to a specific temperature, making them more malleable. This heating process, known as soaking, ensures a uniform composition and enhanced plasticity of the steel. Once the billets reach the desired temperature, they undergo hot rolling, which involves passing them through a series of rollers. The rollers gradually decrease the cross-sectional area of the billets, elongating them into long and slender shapes. This hot rolling process refines the grain structure, aligns the crystalline structure, and enhances the mechanical properties of the steel. Following hot rolling, additional processes like cooling, straightening, and cutting are often applied to the bars and rods. Cooling is vital to prevent brittleness, while straightening guarantees the desired shape and dimensions of the final product. Ultimately, the bars and rods are cut into specific lengths, ready for use in various industries such as construction, automotive, and manufacturing. In conclusion, steel billets serve as the foundation for the production of bars and rods. Through reheating, hot rolling, and subsequent treatments, these billets are transformed into durable and high-quality bars and rods, widely utilized across different applications.
- Q: How do steel billets contribute to the corrosion resistance of a product?
- Steel billets, which are semi-finished steel products, contribute to the corrosion resistance of a final product by providing a high-quality base material. Steel billets are made from steel alloys that contain specific elements such as chromium, nickel, and molybdenum, which enhance the corrosion resistance properties of the steel. These alloying elements form a protective layer on the surface of the steel, known as a passive film, which prevents or slows down the corrosion process by acting as a barrier against corrosive agents. Additionally, the composition and processing of steel billets can be tailored to meet specific requirements, allowing for the production of corrosion-resistant products suitable for various applications.
- Q: Can steel billets be used for making architectural structures?
- Yes, steel billets can be used for making architectural structures. Steel billets are commonly used as a raw material in the construction industry for various applications including the fabrication of beams, columns, and other structural components. The high strength and durability of steel make it an ideal choice for architectural structures, providing stability and structural integrity to buildings.
- Q: What are the market trends and growth prospects for steel billets?
- The market trends for steel billets indicate steady growth prospects. With the increasing demand for steel in various sectors such as construction, automotive, and infrastructure, the demand for steel billets is expected to rise. Additionally, the growing focus on sustainable and eco-friendly construction materials is likely to drive the market further. Furthermore, the expanding urbanization and industrialization in emerging economies present significant growth opportunities for the steel billets market. Overall, the market for steel billets is expected to experience positive growth in the coming years.
- Q: What are the main factors affecting the hardness of steel billets?
- The hardness of steel billets is primarily determined by various factors. Firstly, the carbon content plays a vital role in determining steel hardness. Higher carbon content leads to increased hardness as carbon atoms occupy spaces between iron crystals, forming stronger bonds and enhancing material resistance to deformation. Secondly, the inclusion of alloying elements significantly affects steel hardness. Elements like chromium, molybdenum, and vanadium create solid solutions with iron, altering its crystal structure and strengthening the material. These elements facilitate the formation of fine and uniform microstructures, resulting in higher hardness. The heat treatment process is another crucial factor that impacts steel billet hardness. Controlled heating and rapid cooling, such as quenching and tempering, cause a transformation in the crystal structure of steel. This transformation, known as martensitic transformation, increases hardness by generating a high concentration of dislocations and reducing grain size. Furthermore, the cooling rate during solidification also affects steel billet hardness. Rapid cooling, like water quenching, promotes the formation of a fine microstructure and enhances hardness. Conversely, slower cooling rates allow for the growth of larger grains, leading to reduced hardness. Lastly, the presence of impurities and non-metallic inclusions can adversely affect steel billet hardness. These impurities disrupt the crystal lattice, reducing material strength and hardness. Therefore, the purity and cleanliness of the steel composition are crucial for achieving higher hardness levels. In conclusion, several factors, including carbon content, alloying elements, heat treatment processes, cooling rate, and the presence of impurities, influence the hardness of steel billets. To attain the desired hardness properties, it is essential to comprehend and control these factors.
- Q: What are the potential applications of steel billets in the oil and gas sector?
- Due to their excellent mechanical properties and durability, steel billets offer a wide range of potential applications in the oil and gas sector. Here are several examples: 1. Drill pipes and casings: Manufacturing drill pipes and casings, which are vital components in the drilling process, can be achieved using steel billets. These pipes and casings must endure high pressure and extreme temperatures, necessitating the strength and toughness provided by steel billets. 2. Pipelines: Steel billets can be utilized to create seamless or welded steel pipes for oil and gas pipelines. These pipes are responsible for transporting oil, gas, and other petroleum products across long distances. Steel billets ensure the durability and integrity of the pipelines, withstanding high pressure, corrosion, and impact. 3. Offshore structures: Steel billets are also essential in constructing offshore platforms, drilling rigs, and other structures used in extracting and producing oil and gas from offshore reserves. These structures are exposed to harsh marine conditions, including saltwater, wind, and waves. Steel billets provide the necessary strength and corrosion resistance to withstand these challenging environments. 4. Pressure vessels and storage tanks: Steel billets can be employed in manufacturing pressure vessels and storage tanks used for storing and transporting oil, gas, and various chemicals. These vessels and tanks must withstand high pressure and temperature variations without compromising safety. Steel billets offer the required strength and resistance to corrosion and leakage. 5. Equipment components: Steel billets are also used in fabricating various components and equipment used in the oil and gas sector, such as valves, flanges, fittings, and connectors. These components are crucial for the operation and maintenance of oil and gas facilities, and steel billets ensure their reliability and performance. In conclusion, the potential applications of steel billets in the oil and gas sector are extensive and diverse, covering various stages of exploration, production, transportation, and storage. Their exceptional strength, durability, and resistance to extreme conditions make them an ideal material choice for critical applications in this industry.
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Q235/3SP 130MM Blast Furnace Hot Rolled Steel Billet
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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