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 main factors affecting the machinability of stainless steel billets?
- The machinability of stainless steel billets is influenced by several key factors. 1. Alloy composition: The composition of stainless steel, including the presence of various alloying elements, significantly affects its machinability. Certain elements such as sulfur, lead, and selenium can improve machinability by enhancing chip formation and reducing tool wear. On the other hand, elements like chromium and nickel, which are commonly found in stainless steel, can increase hardness and reduce machinability. 2. Hardness: The hardness of stainless steel billets plays a crucial role in determining machinability. Higher hardness levels make the material more difficult to cut, which can result in increased tool wear and reduced efficiency. Hardness can be influenced by various factors, including alloy composition, heat treatment, and mechanical processing. 3. Heat treatment: The heat treatment process employed on stainless steel billets can greatly impact their machinability. Heat treatment can alter the microstructure of the material, affecting its hardness, toughness, and ability to be machined. For example, annealing can soften the stainless steel, making it more machinable, while processes like hardening or tempering can increase hardness and reduce machinability. 4. Cutting tool selection: The choice of cutting tools used for machining stainless steel billets is crucial in achieving optimal machinability. Stainless steel is known for its tendency to work-harden, which can lead to increased cutting forces and tool wear. High-speed steel (HSS) and carbide tools are commonly used for machining stainless steel due to their superior hardness and wear resistance. 5. Cutting parameters: The selection of appropriate cutting parameters, such as cutting speed, feed rate, and depth of cut, is essential for achieving good machinability in stainless steel billets. The cutting parameters must be carefully chosen to balance the desired metal removal rate with minimizing tool wear and heat generation. Adjusting these parameters can help optimize chip formation, tool life, and surface finish. 6. Lubrication and cooling: The use of proper lubrication and cooling techniques during machining can significantly influence the machinability of stainless steel billets. Lubricants help reduce friction and heat generation, improving chip formation and extending tool life. Cooling methods, such as flood or through-tool cooling, can dissipate heat and prevent thermal damage to the workpiece and cutting tool. All these factors interact with each other to determine the machinability of stainless steel billets. A thorough understanding of these factors allows manufacturers to optimize the machining process and achieve efficient and cost-effective production of stainless steel components.
- Q:What does the billet of the steel plant refer to?And steel what is the difference?
- The main deformation of reinforced by ribs, binding capacity larger and concrete, so it can better withstand external force. Steel is widely used in all kinds of building structure, especially for large, heavy, light and thin wall structure of high-rise building.
- Q:What are the main factors affecting the formability of alloy steel billets?
- Several key factors influence the formability of alloy steel billets, which refers to their ability to be shaped or formed without cracking or fracturing. 1. The alloy composition of steel billets plays a significant role in determining their formability. Different alloying elements, such as carbon, manganese, chromium, and nickel, can alter the mechanical properties of the steel. Higher levels of certain elements can improve formability, while excessive amounts can lead to brittleness and reduced formability. 2. The grain size and structure of the steel billets also affect formability. Fine-grained structures have better formability compared to coarser grain sizes. This is because fine grains allow for more uniform deformation and reduce the likelihood of localized strain concentration, which can lead to cracking. 3. The temperature at which the steel billets are processed greatly influences their formability. Generally, higher temperatures enhance the material's ductility and ability to deform without cracking. This is due to the reduction in the material's yield strength and increased plasticity. However, excessively high temperatures can also lead to excessive grain growth and decreased formability. 4. The rate at which the steel billets are deformed, known as the strain rate, is another important factor. Higher strain rates can result in reduced formability, as the material may not have sufficient time to accommodate the deformation before fracture occurs. Controlling the strain rate during forming processes is crucial to ensure optimal formability. 5. The use of lubricants during the forming process can significantly improve the formability of steel billets. Lubricants reduce friction between the material and the forming tools, minimizing the risk of sticking or tearing. They also help dissipate heat generated during deformation, preventing excessive temperature rise that can negatively impact formability. 6. The specific method used to shape the steel billets can also affect formability. Different processes, such as forging, rolling, or extrusion, impose varying levels of strain and stress on the material. Each process has its own limitations and requirements for optimal formability, and selecting the appropriate forming method is crucial to achieve the desired shape without compromising the material's integrity. In conclusion, understanding and controlling the alloy composition, grain size and structure, temperature, strain rate, lubrication, and chosen forming process are essential for achieving the desired shape and avoiding defects or failures during the forming of alloy steel billets.
- Q:What are the different types of cutting processes used for shaping steel billets?
- Steel billets can be shaped using various cutting processes. Some of these methods include: 1. Bandsaw cutting, a popular technique that employs a continuous band of toothed metal blade to cut through the billet. Bandsaws are highly regarded for their quick and accurate cutting of thick steel sections. 2. Abrasive cutting, which involves using an abrasive wheel or disc to slice through the billet. This method is versatile, being suitable for smaller billets and for creating intricate shapes and contours. It is known for its ability to produce precise and smooth cuts. 3. Plasma cutting, a thermal cutting process that employs a high-velocity jet of ionized gas to melt and eliminate the steel from the billet. This technique is often employed for thick steel sections and intricate shapes. It boasts high speed and the ability to produce clean cuts. 4. Waterjet cutting, a process that employs a high-pressure jet of water to cut through the steel billet. In some cases, abrasive particles may be introduced to enhance the cutting ability. Waterjet cutting is renowned for its capability to cut through thick steel sections without causing heat-affected zones or distortion. 5. Laser cutting, which utilizes a high-powered laser beam guided by computer controls to melt and vaporize the steel billet. This method is known for its precision and the ability to cut intricate shapes with minimal distortion. These examples represent only a few of the cutting processes available for shaping steel billets. Each technique has its own set of advantages and is selected based on factors such as billet size, desired shape, and required accuracy.
- Q:What are the properties of high-quality steel billets?
- High-quality steel billets are sought after for their desirable properties in various applications. Chiefly, these billets boast a high degree of purity, containing minimal impurities like sulfur, phosphorus, and other non-metallic elements. This purity contributes to the overall strength and performance of the steel. Another crucial property of high-quality steel billets is their uniform internal structure. This means that the grains within the billet are evenly distributed, resulting in consistent mechanical properties throughout the material. This uniformity enhances the steel's strength, toughness, and durability. High-quality steel billets also demonstrate excellent dimensional accuracy. They possess precise and consistent dimensions, which are vital for subsequent processing and manufacturing operations. This dimensional accuracy ensures that the billets can be easily formed, rolled, forged, or machined into their intended final shapes. Moreover, high-quality steel billets exhibit a superior surface finish. They are devoid of defects like cracks, voids, or inclusions on their surfaces. This smooth and defect-free surface allows for better heat transfer, improved corrosion resistance, and an enhanced aesthetic appearance of the final steel products. Lastly, high-quality steel billets showcase excellent metallurgical properties. They possess a well-controlled chemical composition, which determines their specific mechanical and physical characteristics. These properties can be tailored to meet the requirements of different applications, such as high strength, high ductility, or resistance to extreme temperatures. To summarize, high-quality steel billets possess properties such as purity, uniform internal structure, dimensional accuracy, excellent surface finish, and desirable metallurgical properties. These properties make them ideal for a wide range of applications, including the construction, automotive, aerospace, and manufacturing industries.
- Q:Can steel billets be used in the production of oil and gas equipment?
- Steel billets have the capability to be utilized in the manufacturing process of oil and gas equipment. These semi-finished metal products, known as steel billets, are frequently employed as raw materials for the production of various industrial goods, including oil and gas equipment. They can undergo further treatment through hot rolling or forging to create distinct components like pipes, valves, flanges, and fittings, all of which are vital for the oil and gas industry. Given its robustness and resilience, steel is an ideal material for enduring the demanding conditions and high pressures encountered in oil and gas operations. Moreover, steel billets can be tailored to meet specific requirements, such as corrosion resistance, heat resistance, and mechanical properties, ensuring that the final product is suitable for its intended application within the oil and gas sector.
- Q:How are steel billets used in the production of automotive exhaust systems?
- Automotive exhaust systems rely heavily on steel billets as a vital element. These solid blocks of steel serve as the primary material for manufacturing various parts and components of the exhaust system. To begin the process, the steel billets are heated in a furnace to a specific temperature, which softens the steel and makes it malleable. Once heated, the billets are then molded and shaped into different components of the exhaust system, such as pipes, mufflers, and catalytic converters. The shaping process can be accomplished through hot rolling, cold rolling, or extrusion, depending on the desired shape and properties of the component. Following the shaping process, further treatment is carried out to enhance the strength and durability of the steel billets. This treatment may involve heat processes like quenching and tempering, which improve the steel's hardness, toughness, and resistance to corrosion. These treatments ensure that the exhaust system components can endure the harsh conditions they will encounter, including high temperatures and corrosive gases. Once the steel billets have been shaped and treated, they are assembled and welded together to form the final exhaust system. This involves joining the various components, such as pipes and mufflers, using welding techniques like arc welding or laser welding. These welding processes guarantee secure connections between the components, preventing any leaks or failures in the exhaust system. In summary, steel billets are of utmost importance in the production of automotive exhaust systems as they provide the necessary raw material for shaping and forming the various components. Their exceptional strength, durability, and resistance to high temperatures and corrosion make them an ideal choice for manufacturing exhaust systems capable of withstanding the demanding conditions associated with automotive use.
- Q:What are the different surface defects found in stainless steel billets?
- There are several different surface defects that can be found in stainless steel billets. Some of the common surface defects include: 1. Scale: Scale is a thin layer of oxide that forms on the surface of stainless steel during the heating process. It appears as a dark, rough layer and can be easily removed by pickling or passivation. 2. Pitting: Pitting is localized corrosion that appears as small, shallow pits on the surface of the billet. It is caused by chloride ions or other aggressive chemicals and can lead to reduced corrosion resistance. 3. Scratches: Scratches can occur during handling, transportation, or processing of the billet. They are visible as linear marks on the surface and can affect the appearance and integrity of the material. 4. Lamination: Lamination defects occur as thin layers or flakes parallel to the surface of the billet. They are caused by improper rolling or inadequate bonding during the manufacturing process. 5. Inclusions: Inclusions are non-metallic particles or impurities that are embedded in the stainless steel billet. They can affect the mechanical properties and corrosion resistance of the material. 6. Decarburization: Decarburization is the loss of carbon from the surface of the billet during heating. It appears as a light-colored layer and can negatively impact the material's strength and hardness. 7. Cracks: Cracks can occur due to thermal stresses, improper cooling, or mechanical damage. They can be either surface cracks or internal cracks, and can significantly weaken the billet. It is important to detect and address these surface defects to ensure the quality and performance of stainless steel billets in various applications.
- Q:What are the main factors affecting the metallurgical properties of steel billets?
- The metallurgical properties of steel billets are influenced by several key factors. These factors encompass the steel's composition, the applied heat treatment, the presence of impurities, and the rate at which it cools. The composition of the steel plays a pivotal role in determining its metallurgical properties. The steel's strength, hardness, and ductility are significantly impacted by the amount of carbon present, as well as the inclusion of other alloying elements like manganese, chromium, and nickel. Additionally, different compositions can affect the steel's ability to resist corrosion or exhibit magnetic properties. Heat treatment is another crucial factor that affects the metallurgical properties of steel billets. Through this process, the steel is heated to a specific temperature and then cooled at a controlled rate. By altering the steel's microstructure, heat treatment influences its hardness, toughness, and overall mechanical properties. Various methods of heat treatment, such as annealing, quenching, and tempering, can be employed to achieve desired metallurgical properties. The presence of impurities in the steel also has an impact on its metallurgical properties. Impurities like sulfur, phosphorus, and oxygen can have negative effects on the steel's mechanical properties, diminishing its strength and ductility. Hence, minimizing the level of impurities is crucial to ensure the desired metallurgical properties. Lastly, the cooling rate during the solidification process plays a pivotal role in determining the steel billets' microstructure and properties. Rapid cooling, as seen in quenching, leads to a fine-grained microstructure that enhances the steel's strength and hardness. Conversely, slow cooling, such as during annealing, results in a coarse-grained microstructure that improves the steel's ductility and toughness. In conclusion, the metallurgical properties of steel billets are influenced by factors such as composition, heat treatment, impurities, and cooling rate. These factors are interconnected and must be carefully controlled to achieve the desired properties for various applications.
- Q:Are steel billets subject to any regulations or certifications?
- Steel billets must adhere to numerous regulations and certifications to guarantee their production, quality, and safety standards are met. The ISO 9001 certification, an internationally recognized standard for quality management systems, is one of the most common certifications for steel billets. This certification ensures that the manufacturing process of steel billets follows consistent quality control measures, from sourcing raw materials to final production. Steel billets may also need to obtain industry-specific certifications, depending on their intended use. For example, if the steel billets are intended for construction projects, they must comply with certifications such as ASTM standards or European EN standards. These certifications define the necessary mechanical properties, chemical composition, and other specifications that steel billets must meet to ensure they are suitable for construction purposes. In addition, governmental bodies or industry associations may impose regulations on steel billets. These regulations can include safety standards, environmental regulations, and compliance with trade policies. For instance, steel billet producers may need to comply with regulations regarding emissions, waste management, or occupational health and safety. In conclusion, various regulations and certifications are in place to ensure the quality, safety, and compliance with industry standards of steel billets. These certifications and regulations are crucial for maintaining the integrity of steel billets and ensuring they are suitable for various applications.
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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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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