Square Steel Billet Q235 3SP Grade Prime Quality 4#
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t
- Supply Capability:
- 50000 m.t/month
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Quality Product, Order Online Tracking, Timely Delivery
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Credit Rating, Credit Services, Credit Purchasing
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Description of Square Steel Billet Q235 3SP Grade Prime Quality 4#
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.
Main Feature Square Steel Billet Q235 3SP Grade Prime Quality 4#
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 4#
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.
Specifications of Square Steel Billet Q235 3SP Grade Prime Quality 4#
| 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 |
FAQ of Square Steel Billet Q235 3SP Grade Prime Quality 4#
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 used for making sculptures?
- Yes, steel billets can be used for making sculptures. Steel is a versatile material that offers strength, durability, and the ability to be shaped and molded into various forms. Many artists have embraced steel as a medium for creating sculptures due to its modern aesthetic and its ability to withstand outdoor conditions. By heating, cutting, and welding the steel billets, artists can transform them into unique and imaginative sculptures.
- Q: How are steel billets used in the production of oil and gas pipelines?
- Steel billets are a crucial component in the production of oil and gas pipelines. They serve as the starting material for the manufacturing process of these pipelines. Steel billets are essentially semi-finished steel products that are often in a rectangular or square shape. To produce oil and gas pipelines, the steel billets undergo a series of manufacturing processes. First, the billets are heated to high temperatures in a furnace. This process, known as billet heating, allows the steel to become more malleable and easier to shape. Once the billets reach the desired temperature, they are then passed through a series of rollers to transform their shape into a cylindrical form. This process is called hot rolling, and it helps to further enhance the mechanical properties of the steel, making it stronger and more durable. After hot rolling, the steel is typically subjected to a process called quenching and tempering. Quenching involves rapidly cooling the steel to increase its hardness, while tempering is a heat treatment process that reduces the brittleness of the steel, making it less prone to cracking. Once the steel billets have been transformed into cylindrical pipes through these processes, they are then welded together to form the final pipeline. Welding ensures the integrity and strength of the pipeline, allowing it to withstand the high pressures and harsh environments associated with the transportation of oil and gas. Overall, steel billets play a vital role in the production of oil and gas pipelines. They serve as the foundation material, undergoing various manufacturing processes to transform them into durable, high-strength pipes that can efficiently transport oil and gas across vast distances.
- Q: What is the role of steel billets in the manufacturing of structural steel bridges?
- Structural steel bridges heavily rely on steel billets, which are essential semi-finished products utilized as the raw material for manufacturing various steel products, including these bridges. The initial step involves heating the steel billets and passing them through a series of rolling mills to shape them accordingly. This rolling process ensures that the billets are converted into elongated, slender sections suitable for bridge construction. Once the steel billets have been rolled into the desired forms, they undergo further processing and fabrication to create the necessary components for structural steel bridges. These components encompass beams, columns, girders, and other vital elements that contribute to the bridge's strength, stability, and load-bearing capabilities. The utilization of steel billets in the production of structural steel bridges provides numerous advantages. Firstly, steel possesses an exceptional strength-to-weight ratio, rendering it an ideal material for constructing bridges capable of withstanding heavy loads while remaining relatively lightweight. Moreover, steel's versatility allows for the creation of intricate bridge designs that can accommodate diverse architectural and engineering requirements. Furthermore, steel billets exhibit high durability and resistance to environmental factors like corrosion, which is crucial for ensuring the long-term integrity and safety of the bridge structure. This durability ultimately contributes to the bridge's extended lifespan, leading to reduced maintenance and replacement costs over time. In conclusion, steel billets serve as the fundamental building blocks for the manufacturing of structural steel bridges. Through the rolling and fabrication processes, these billets are transformed into various components that collectively provide strength, stability, and durability to the bridge. The utilization of steel billets enables the construction of bridges capable of withstanding heavy loads, maintaining a lightweight nature, and enduring environmental factors, thereby ensuring the bridge's long-term integrity and safety.
- Q: How are steel billets used in the production of agricultural equipment?
- Steel billets are used in the production of agricultural equipment as they serve as the raw material for manufacturing various components such as gears, shafts, brackets, and frames. These billets are melted, cast, and then forged or machined into the desired shape to create sturdy and durable parts that can withstand the harsh conditions and heavy loads encountered in agricultural operations.
- Q: What are the different surface treatments for improved dimensional accuracy in steel billets?
- Some of the surface treatments for improved dimensional accuracy in steel billets include shot blasting, grinding, and polishing. Shot blasting involves propelling abrasive particles onto the surface to remove any imperfections or scale, resulting in a smoother and more uniform surface. Grinding is another technique that uses abrasive wheels to remove material and achieve precise dimensions. Lastly, polishing is a process that involves using fine abrasives to further smoothen the surface and enhance dimensional accuracy.
- Q: What are the common sizes of steel billets used in construction?
- The common sizes of steel billets used in construction can vary depending on the specific project and requirements. However, there are several standard sizes that are commonly used in the construction industry. These sizes typically range from 100 mm (4 inches) to 200 mm (8 inches) in width and 100 mm (4 inches) to 300 mm (12 inches) in height. The length of the billets can also vary, but they are often around 6 meters (20 feet) long. These standard sizes are widely available and easily accessible, making them a popular choice for construction projects. However, it is important to note that the actual sizes of steel billets used in construction can be customized based on the specific needs and engineering requirements of a particular project.
- Q: What are the main factors affecting the magnetic properties of steel billets?
- The magnetic properties of steel billets are impacted by three key factors: composition, microstructure, and processing conditions. To begin, the composition of the steel billet plays a crucial role in determining its magnetic properties. The inclusion of specific alloying elements like nickel, cobalt, and manganese can enhance the magnetic characteristics of the steel. These elements align the magnetic domains within the steel, leading to increased magnetization and improved magnetic properties. Next, the microstructure of the steel billet influences its magnetic behavior. Factors such as grain size, crystal structure, and the presence of defects or impurities can all affect the magnetic properties of the material. Smaller grain sizes tend to exhibit superior magnetic properties due to better alignment of the magnetic domains. Furthermore, a single-phase crystal structure generally possesses greater magnetism compared to a multi-phase structure. Lastly, the processing conditions employed during the production of steel billets can impact their magnetic properties. Variables such as temperature, cooling rate, and mechanical deformation can all affect the microstructure and consequently, the magnetic behavior. For instance, rapid cooling can result in finer grain sizes and improved magnetic properties. Similarly, mechanical deformation can induce magnetic anisotropy, aligning the steel billet in a specific direction and enhancing its magnetic orientation. In conclusion, the magnetic properties of steel billets are primarily influenced by their composition, microstructure, and processing conditions. By effectively managing these factors, manufacturers can customize the magnetic properties of steel billets to meet the specific requirements of various applications, including electrical transformers, motors, and magnetic sensors.
- Q: What are the main uses of steel billets?
- Steel billets are semi-finished steel products that are commonly used in various industries. The main uses of steel billets include: 1. Steel production: Steel billets serve as the starting point for the production of various steel products. They are used in the manufacturing of bars, rods, wire, and structural sections, among other steel products. 2. Construction industry: Steel billets are extensively used in the construction industry for the production of beams, columns, and other structural elements. These billets are often rolled into specific shapes and sizes to meet the demands of construction projects. 3. Automotive industry: Steel billets are used in the automotive industry for the production of various components, such as crankshafts, camshafts, axles, and gears. These billets are further processed to form the desired shapes and sizes required for these components. 4. Machinery and equipment manufacturing: Steel billets find applications in the manufacturing of machinery and equipment. They are used to produce parts and components that require high strength and durability, such as gears, shafts, and bearings. 5. Pipe and tube manufacturing: Steel billets are an essential raw material used in the production of pipes and tubes. They are heated and pierced to form seamless tubes or rolled and welded to produce welded tubes. These tubes find applications in various industries, including oil and gas, construction, and automotive. 6. Forging industry: Steel billets are widely used in the forging industry for the production of forged components, such as crankshafts, connecting rods, and valves. The billets are heated and then shaped using pressure and heat to achieve the desired shape and strength. 7. Shipbuilding industry: Steel billets are utilized in the shipbuilding industry for the construction of ship hulls, frames, and other structural components. These billets provide the necessary strength and durability required for marine applications. In summary, steel billets serve as the raw material for the production of a wide range of steel products used in various industries, including construction, automotive, machinery manufacturing, pipe and tube manufacturing, forging, and shipbuilding.
- Q: How are steel billets inspected for dimensional accuracy?
- Steel billets are inspected for dimensional accuracy using various methods such as calipers, micrometers, and laser measurement devices. These tools are used to measure the length, width, and height of the billets and ensure they meet the required specifications. Additionally, visual inspections are also conducted to check for any defects or irregularities in the shape and size of the billets.
- Q: What are the different surface treatments for rust prevention in steel billets?
- Steel billets have various options for preventing rust. The purpose of these treatments is to safeguard the steel's surface against corrosion caused by exposure to moisture or other corrosive substances. Some commonly used treatments are: 1. Hot-dip galvanizing: This process involves submerging the steel billets in molten zinc, which creates a protective layer on the surface. The zinc coating acts as a barrier, preventing contact between the steel and corrosive elements. 2. Electroplating: Here, a thin layer of corrosion-resistant metal like zinc, nickel, or chromium is deposited onto the steel billet surface using electricity. The electroplated layer provides a protective barrier against rust. 3. Paint coatings: Applying paint on the steel billet surface effectively prevents rust. The paint forms a protective barrier, blocking moisture and corrosive substances from reaching the steel. Usually, multiple layers of paint, including primer and topcoat, are applied for increased durability. 4. Powder coating: This method involves applying a dry powder, typically made of epoxy, polyester, or acrylic, onto the steel billet surface. The powder is electrostatically charged and sticks to the metal, forming a durable protective coating when heated. Powder coating offers excellent corrosion resistance. 5. Phosphating: Phosphating is a chemical treatment where a phosphate coating is applied to the steel surface. The phosphate layer enhances the steel's corrosion resistance and provides a good foundation for subsequent paint or powder coating. 6. VCI (Vapor Corrosion Inhibitor) packaging: This technique employs specialized packaging materials that release volatile corrosion inhibitors. These inhibitors create a protective environment around the steel billets, preventing rust during storage or transportation. It's important to consider factors like the steel's intended use, the environment it will be exposed to, and cost when choosing a surface treatment. Each method has its advantages and limitations, so it's crucial to select the most suitable treatment for effective rust prevention in steel billets.
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Square Steel Billet Q235 3SP Grade Prime Quality 4#
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t
- Supply Capability:
- 50000 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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