• Square Steel Billet Q235 3SP Grade Prime Quality 3# System 1
  • Square Steel Billet Q235 3SP Grade Prime Quality 3# System 2
  • Square Steel Billet Q235 3SP Grade Prime Quality 3# System 3
  • Square Steel Billet Q235 3SP Grade Prime Quality 3# System 4
  • Square Steel Billet Q235 3SP Grade Prime Quality 3# System 5
  • Square Steel Billet Q235 3SP Grade Prime Quality 3# System 6
Square Steel Billet Q235 3SP Grade Prime Quality 3#

Square Steel Billet Q235 3SP Grade Prime Quality 3#

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
2000 m.t
Supply Capability:
50000 m.t/month

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Description of Square Steel Billet Q235 3SP Grade Prime Quality 3#

M. S. Billets are used for rolling of TMT Re-Bars of Fe415 and Fe500 Grade and various other structural steel products. 
CRS Billets are used for rolling of CRS TMT Re-Bars. 
Special Alloy Billets are used for rolling of any special grade TMT Re-Bars like Earthquake resistant TMT Re-Bars and for special grade structural steel products.

Square Steel Billet Q235 3SP Grade Prime Quality 3#

Main Feature Square Steel Billet Q235 3SP Grade Prime Quality 3#

Raw elements(C,Fe,Ni,Mn,Cr,Cu.)---Smelted ingots by AOD finery---hot rolled into black suface---pickling in acid liquid---cold drawn----polished by automatically machine---  cutting into pieces---checking quanlity


Applications of Square Steel Billet Q235 3SP Grade Prime Quality 3#

Widely Used in the areas such as Stainless Steel Fasteners, Chains, Kitchen and Sanitary wares, Furniture handles, Handrails, Electroplating and Electrolyzing pendants, Foods, Electron, Petroleum, Construction and Decoration, etc. Products have a high strength after cold-working. Electronic products parts, Medical appliance, Springs, Bus Inside and Outside packaging and building, Street Lamp Posts, etc. Decoration materials and Outdoor Publicity Billboard. Used for the products which have the Anti-Stress Corrosion requirement. Electron Products, Table-wares, Bolts, Nuts, Screen Meshes, Cumbustors and so on.

Square Steel Billet Q235 3SP Grade Prime Quality 3#


Specifications of Square Steel Billet Q235 3SP Grade Prime Quality 3#

StandardC(%)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
20MnSi0.17-0.251.2-1.6≤ 0.050≤ 0.0500.40-0.80
3SP0.14-0.220.40-0.85≤ 0.050≤ 0.0400.05-0.15
5SP0.28-0.370.50-1.00≤ 0.050≤ 0.0400.15-0.30
 

Square Steel Billet Q235 3SP Grade Prime Quality 3#

FAQ of Square Steel Billet Q235 3SP Grade Prime Quality 3#

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: Can steel billets be cast from recycled steel?
Steel billets can be produced from recycled steel. Recycled steel, also called scrap steel, can be melted in either an electric arc furnace or a basic oxygen furnace to create molten steel. This molten steel can then be shaped into various forms, such as long rectangular or square metal bars known as steel billets. The steel industry commonly employs this method to cast steel billets from recycled steel due to the environmental and economic advantages it offers. By recycling steel, we reduce the necessity for raw materials and energy consumption typically required in the production of new steel. Moreover, the use of recycled steel minimizes waste and pollution associated with traditional steel manufacturing processes. Consequently, casting steel billets from recycled steel proves to be a sustainable and practical choice within the steel industry.
Q: How are steel billets used in the manufacturing of construction formwork?
Construction formwork relies heavily on steel billets as a vital component. Formwork, which encompasses temporary or permanent molds or structures, is crucial for holding and supporting newly poured concrete until it solidifies. To create the formwork, semi-finished steel products known as steel billets are employed as the raw material. Typically, these billets are cast from molten steel into rectangular or square shapes and cooled to solidify. The resulting billets undergo further processing to produce the specific formwork components. Initially, the steel billets are cut into smaller sections, according to the desired formwork dimensions. These sections are then shaped and welded together to form the framework. The billets offer the necessary strength and durability to withstand the weight of concrete and external forces during construction. Following the completion of the framework, additional components such as panels, braces, and tie rods are attached. These components, also made from steel billets, enhance stability and distribute the load evenly across the formwork. Steel billets are the preferred material for formwork construction due to their high strength-to-weight ratio and exceptional resistance to corrosion. They can endure the pressure exerted by poured and curing concrete, ensuring the formwork remains intact and stable. Furthermore, steel billets are easily molded and shaped into diverse configurations, allowing for flexibility and customization in formwork design. In conclusion, steel billets play a vital role in manufacturing construction formwork. They provide the necessary strength, durability, and stability required to support freshly poured concrete until it solidifies. By utilizing steel billets, formwork manufacturers can create robust and reliable structures that contribute to efficient and safe construction processes.
Q: How are steel billets used in the manufacturing of machinery?
Steel billets are an essential component in the manufacturing of machinery due to their versatility and strength. These cylindrical metal bars, typically made from carbon or alloy steel, serve as the raw material that is transformed into various machine parts and components. One common application of steel billets in machinery manufacturing is for the production of machine frames and structures. The billets are heated and then hot-rolled or forged into the desired shape, ensuring the final product has the necessary strength and durability to withstand the mechanical stresses it will encounter during operation. Additionally, steel billets are used to create machine components such as gears, shafts, and axles. These parts require high tensile strength and resistance to wear and deformation, making steel billets the ideal material choice. The billets are typically machined or forged into the desired shape, ensuring precise dimensions and tolerances are met. Furthermore, steel billets can also be used in the manufacturing of machine tools, which are crucial for shaping and machining various materials. By using steel billets as the base material, machine tools can effectively handle heavy loads, provide stability, and ensure precision in the manufacturing processes. In summary, steel billets are integral to the manufacturing of machinery, as they provide the necessary strength, durability, and versatility required for the production of machine frames, components, and tools. Their ability to be shaped, machined, and forged into various forms allows for the creation of high-quality machinery that can effectively perform its intended functions.
Q: The role of carbon content in steels
Carbon is the main alloying element of iron and steel, so steel is also called iron carbon alloy. The main role of carbon in steel is to:1., the formation of solid solution tissue, improve the strength of steel, such as ferrite and austenitic structure, are dissolved in carbon;
Q: What are the different types of steel billet machining processes?
There are several types of steel billet machining processes used in the industry. Some of the most common ones are: 1. Turning: This process involves rotating the steel billet against a cutting tool to remove material and shape it into the desired form. Turning is commonly used to create cylindrical or conical shapes. 2. Milling: In milling, a rotating multi-point cutting tool is used to remove material from the steel billet. This process is versatile and can be used to create various shapes, including flat surfaces, slots, and grooves. 3. Drilling: Drilling is the process of creating holes in the steel billet using a rotating drill bit. It can be done manually or using automated machines, and is often used to create holes for bolts, screws, or other fasteners. 4. Grinding: Grinding involves using an abrasive wheel to remove material from the surface of the steel billet. This process is commonly used to achieve a smooth and precise finish on the billet, or to remove any unwanted surface imperfections. 5. Sawing: Sawing is the process of cutting the steel billet using a saw blade. It can be done using various types of saws, such as band saws, circular saws, or abrasive saws. Sawing is often used to cut the billet into smaller pieces or to remove excess material. 6. Broaching: Broaching is a process that involves using a specialized cutting tool called a broach to remove material from the steel billet. This process is commonly used to create internal or external features, such as keyways or splines. 7. Honing: Honing is a finishing process that involves using abrasive stones to create a smooth and precise surface on the steel billet. It is often used to improve the dimensional accuracy, surface finish, and overall quality of the billet. These are just a few examples of the different types of steel billet machining processes. The choice of process depends on the specific requirements of the project, such as the desired shape, size, and surface finish of the steel billet.
Q: What is the role of steel billets in the manufacturing of storage tanks?
Steel billets play a crucial role in the manufacturing of storage tanks as they serve as the primary raw material for constructing the tank's structural framework. These billets are melted and poured into molds to create the desired tank shape, providing strength and durability to withstand the pressure and weight of various stored materials. Additionally, steel billets can be easily welded and shaped, allowing for customization and efficient assembly of storage tanks.
Q: What are the international standards or certifications for steel billets?
There are several international standards and certifications that apply to steel billets, which ensure their quality, safety, and compliance with industry regulations. One of the most recognized standards is the ISO 9001 certification, which sets the criteria for a quality management system. This certification ensures that the manufacturing process of steel billets meets international quality standards and that the products are consistently produced to meet customer requirements. In addition to ISO 9001, there are other certifications specific to the steel industry. The ISO 14001 certification focuses on environmental management systems, ensuring that the production of steel billets follows environmentally sustainable practices. This certification demonstrates a commitment to minimizing the environmental impact and promoting sustainable development. Another important certification is the ISO 45001, which focuses on occupational health and safety management. This certification ensures that steel billet manufacturers have implemented effective safety protocols and procedures to protect their employees and prevent accidents in the workplace. Furthermore, the American Society for Testing and Materials (ASTM) establishes standards for steel billets, such as ASTM A615/A615M for deformed and plain carbon-steel bars for concrete reinforcement. These standards specify the mechanical properties, chemical composition, and testing methods for steel billets used in construction applications. The European Committee for Standardization (CEN) also sets standards for steel billets through the European Norm (EN) system. For instance, EN 10025 specifies the technical delivery conditions for structural steel products, including steel billets, used in various industries across Europe. It is important for steel billet manufacturers to adhere to these international standards and certifications to ensure the quality, safety, and compliance of their products. Adhering to these standards not only enhances the credibility and reputation of the manufacturer but also provides assurance to customers that the steel billets they are purchasing meet the highest industry standards.
Q: What are the factors that affect the quality of steel billets?
There are several factors that can affect the quality of steel billets, including the composition of the raw material used, the temperature and duration of the melting process, the presence of impurities, the cooling rate during solidification, and the subsequent heat treatment processes. Other factors may include the equipment used for casting and rolling, the control of process parameters, and the overall quality management system in place.
Q: What are the main factors affecting the weldability of steel billets?
The main factors affecting the weldability of steel billets include the composition of the steel, the presence of impurities, the presence of alloying elements, the size and shape of the billets, and the heat treatment of the steel.
Q: What is the difference between steel billets and steel bars?
Steel billets and steel bars are both semi-finished products made from steel, but there are some key differences between them. Firstly, steel billets are typically larger in size compared to steel bars. Billets are usually square or rectangular in shape and have a cross-sectional area of around 36 to 216 square inches. They are often produced through a process called continuous casting, where molten steel is poured into molds and then cooled and solidified. Billets serve as the starting material for various steel products, including bars, rods, and wire. On the other hand, steel bars are smaller in size and have a more standardized shape. They can be round, square, hexagonal, or flat, depending on their intended use. Steel bars are usually produced through a process called hot rolling, where billets are heated and passed through a series of rolling mills to achieve the desired shape and dimensions. Bars are often used in construction, manufacturing, and other industries where strength and durability are required. Another difference between steel billets and steel bars lies in their surface finish. Steel billets usually have a rough, mill-scale surface due to the casting process. In contrast, steel bars have a smoother surface finish, which is achieved through hot rolling and subsequent finishing processes such as peeling, grinding, or polishing. Additionally, while steel billets are primarily used as raw material for further processing, steel bars are the final product that can be directly used in various applications. Steel bars are commonly used in construction projects, as reinforcement in concrete structures, in the production of machinery, tools, and automotive parts, and in many other industrial applications. In summary, the main differences between steel billets and steel bars lie in their size, shape, surface finish, and purpose. Billets are larger, rougher, and serve as the starting material for various steel products, while bars are smaller, have a smoother surface finish, and are the final product used in a wide range of applications.

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