Square Steel Billet Q235 Grade Prime Quality 7#
- 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
You Might Also Like
Description of Square Steel Billet Q235 Grade Prime Quality 7#
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 Grade Prime Quality 7#
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 Grade Prime Quality 7#
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 Grade Prime Quality 7#
| 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 Grade Prime Quality 7#
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 are steel billets different from steel ingots?
- Steel billets and steel ingots are both semi-finished steel products, but they differ in terms of their shape, size, and manufacturing process. Firstly, the shape of steel billets and steel ingots is different. Steel billets are typically square or rectangular in shape, with specific dimensions that are determined by the production requirements. On the other hand, steel ingots have a more irregular shape, often resembling a large block or loaf. The shape of the ingot is determined by the mold in which it is cast. Secondly, the size of steel billets and steel ingots also varies. Steel billets are generally smaller in size compared to ingots. Billets are typically produced in smaller cross-sectional areas and lengths, making them more suitable for further processing. Steel ingots, on the other hand, are larger and heavier, as they are cast in molds that can accommodate a greater volume of molten steel. Lastly, the manufacturing process for steel billets and steel ingots differs. Steel billets are typically produced through a process called continuous casting, where molten steel is poured into a water-cooled mold to solidify into the desired shape. This process allows for a more controlled and efficient production of billets. On the other hand, steel ingots are generally produced through casting in open or closed molds, where the molten steel is poured and left to solidify. This process is often slower and less precise compared to continuous casting. In summary, steel billets and steel ingots differ in terms of their shape, size, and manufacturing process. Billets are square or rectangular in shape, smaller in size, and produced through continuous casting, while ingots have an irregular shape, larger in size, and produced through casting in molds. Both products serve as essential raw materials for the production of various steel products.
- Q: What is the role of steel billets in the manufacturing of construction excavators?
- The significance of steel billets in the production of construction excavators cannot be overstated. These semi-finished steel products, shaped like rectangular solids, are vital for creating various components of excavators. An essential characteristic of steel billets is their exceptional strength and durability. The construction industry requires materials that can endure heavy loads, intense pressure, and harsh working conditions. Steel billets possess these qualities, making them perfect for fabricating excavators that can withstand the demanding nature of construction sites. Throughout the manufacturing process, steel billets are heated and formed into different parts of the excavator, such as the mainframe, booms, arms, and buckets. These components necessitate high-strength materials to guarantee structural integrity and longevity. Moreover, steel billets offer the advantage of precise customization and fabrication. Manufacturers can mold and shape the billets into specific sizes and dimensions, tailored to the requirements of different excavator parts. This flexibility ensures a seamless fit of the components, enhancing the overall performance and functionality of the machine. Furthermore, steel billets exhibit excellent weldability. Given the constant stress and movement excavators undergo, welding is a critical process for joining the various components. Steel billets facilitate strong and dependable welds, ensuring the structural soundness of the excavator and its ability to handle heavy-duty tasks. In conclusion, the role of steel billets in the manufacturing of construction excavators is indispensable. Their strength, durability, customizability, and weldability make them the ideal raw material for constructing robust and reliable machines, indispensable for the demanding nature of the construction industry.
- Q: What are steel billets?
- Steel billets are semi-finished metal products that are typically rectangular in shape and made from molten steel. They serve as raw material for further processing and are commonly used in the production of bars, rods, and wire products.
- Q: What are the different types of steel billet rolling mill defects?
- There are several types of steel billet rolling mill defects that can occur during the rolling process. These defects can have various causes and can affect the quality and performance of the final product. Some of the common types of defects include: 1. Surface defects: These defects are visible on the surface of the rolled billet and can include scratches, cracks, pits, and scale. Surface defects can be caused by improper handling, inadequate lubrication, or excessive rolling pressures. 2. Shape defects: Shape defects refer to the deviations from the desired shape of the billet. These can include bowing, twisting, or excessive tapering. Shape defects can be caused by uneven cooling, improper alignment of the rolling mill, or incorrect rolling parameters. 3. Internal defects: Internal defects are defects that are not visible on the surface but can affect the structural integrity of the billet. These defects can include segregation, porosity, and inclusions. Internal defects can be caused by the presence of impurities in the raw material, improper heating or cooling, or inadequate quality control measures. 4. Dimensional defects: Dimensional defects refer to deviations from the desired dimensions of the billet, such as variations in length, width, or thickness. These defects can be caused by improper calibration of the rolling mill, incorrect rolling parameters, or inadequate quality control measures. 5. Metallurgical defects: Metallurgical defects are defects that occur due to improper metallurgical processes during rolling. These defects can include grain size variations, improper grain flow, or undesirable microstructure. Metallurgical defects can be caused by improper temperature control, inadequate alloying, or insufficient heat treatment. It is important for steel billet rolling mills to have proper quality control measures in place to identify and rectify these defects. Regular inspections, testing, and monitoring of the rolling process can help to minimize these defects and ensure the production of high-quality steel billets.
- Q: How are steel billets used in the production of agricultural components?
- Various agricultural components rely on steel billets as an essential raw material. These billets act as the foundation for the manufacturing process and are transformed into a diverse range of agricultural components, including plows, harrows, tillers, cultivators, and seeders. Initially, the steel billets are melted and cast into a solid form, usually rectangular or square, with a consistent cross-section. This solid steel piece is then heated and rolled into the desired shape and size required for the specific agricultural component being produced. After rolling and shaping the billets, they undergo further processes such as cutting, drilling, bending, and welding to create the final agricultural component. These components are specifically designed to endure the demanding conditions of the agricultural industry, including exposure to harsh weather, heavy loads, and frequent use. Steel billets offer several advantages in the production of agricultural components. Firstly, steel is a sturdy and resilient material that provides the necessary strength and durability for effective agricultural machinery operation. Additionally, steel is highly resistant to corrosion, ensuring that the agricultural components can withstand exposure to moisture, fertilizers, and other commonly used farming chemicals. Moreover, steel billets can be easily customized and fabricated into various shapes and sizes, allowing for the production of a wide variety of agricultural components tailored to specific farming needs. The versatility of steel billets also enables manufacturers to create components with intricate designs and features, enhancing their functionality and performance. In conclusion, steel billets play a crucial role in the production of agricultural components. The versatility, strength, and durability of steel make it an ideal material for manufacturing machinery and equipment used in the agricultural industry. By starting with steel billets and transforming them through various manufacturing processes, agricultural components are created that can withstand the demanding conditions of farming, contributing to the efficiency and productivity of agricultural operations.
- Q: How are steel billets used in the manufacturing of springs?
- To produce springs, it is essential to utilize steel billets as they provide the necessary raw material for the manufacturing process. The billets, typically made from high-quality steel, are forged to create springs. To begin the process, the billets are heated to a specific temperature, making them malleable. Once heated, the billets are shaped into the desired form using methods like hot rolling or extrusion. After shaping, the billets undergo further processing to enhance their mechanical properties. This involves heat treatment processes like quenching and tempering to improve the steel's hardness, strength, and durability. The specific heat treatment process chosen depends on the desired characteristics of the spring. Once the billets are shaped and heat-treated, they are ready for transformation into springs. Generally, the billets are cut into smaller lengths and then machined or formed into the specific shape and size required for the spring. This can be achieved through methods such as coiling, bending, or stamping. The final stage of the manufacturing process involves finishing the springs. This can include grinding or polishing to ensure a smooth surface and eliminate any imperfections. Additionally, coatings or platings may be applied to enhance the springs' corrosion resistance or aesthetic appearance. In conclusion, steel billets play a vital role in the manufacturing of springs. They serve as the raw material, undergo various shaping and heat treatment processes, and are ultimately transformed into the desired form of the spring. By utilizing high-quality steel billets, the resulting springs possess the necessary strength, durability, and performance characteristics required for their intended applications.
- Q: How are steel billets used in the production of bars and rods?
- Steel billets are used as a raw material in the production of bars and rods. They are first heated and then passed through a series of rolling mills to be shaped into the desired form. This process increases the strength and durability of the steel, making it suitable for various applications such as construction, manufacturing, and automotive industries.
- Q: What are the main factors affecting the dimensional stability of steel billets?
- The dimensional stability of steel billets can be influenced by various factors. These factors include temperature, cooling rate, composition, mechanical stresses, heat treatment, and manufacturing techniques. Firstly, temperature plays a significant role in the dimensional stability of steel billets. Depending on the temperature they are exposed to, the billets can undergo thermal expansion or contraction. To minimize dimensional changes, it is important to carefully control the temperature during the manufacturing process and subsequent cooling stages. Secondly, the rate at which the steel billets cool down after being heated also affects their dimensional stability. Rapid cooling can result in internal stresses and cause warping or distortion, while slow cooling can lead to uneven dimensional changes. Thirdly, the chemical composition of the steel billets is a crucial factor. Different alloying elements, impurities, and carbon content can influence the behavior of the material during heating and cooling. Higher carbon content, for example, increases the likelihood of warping or distortion. Moreover, mechanical stresses from handling, transportation, or machining processes can impact the dimensional stability of steel billets. Excessive bending, twisting, or pressure can cause permanent deformation or residual stresses, thus affecting overall dimensional stability. Furthermore, the heat treatment process also plays a role in the dimensional stability of steel billets. Different heat treatment methods can introduce internal stresses or phase transformations that may alter the billet's dimensions. Lastly, the manufacturing techniques used during the production of steel billets can have an impact on their dimensional stability. Inadequate control or inconsistencies in casting, rolling, or forging processes can result in variations in the billet's dimensions. Considering and controlling these factors is crucial to ensure the dimensional stability of steel billets. Any dimensional changes can have consequences for subsequent processing steps and the overall quality of the final product.
- Q: What are the international standards or certifications for steel billets?
- Steel billets are subject to various international standards and certifications, which guarantee their quality, safety, and compliance with industry regulations. One widely recognized standard is the ISO 9001 certification, which establishes criteria for a quality management system. This certification ensures that steel billet production adheres to international quality standards and consistently meets customer requirements. In addition to ISO 9001, the steel industry has other specific certifications. The ISO 14001 certification focuses on environmental management systems, ensuring that steel billet production follows sustainable practices. This certification demonstrates a commitment to minimizing environmental impact and promoting sustainable development. Another crucial certification is the ISO 45001, which emphasizes occupational health and safety management. This certification verifies that steel billet manufacturers have implemented effective safety protocols and procedures to protect employees and prevent workplace accidents. Moreover, 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 used in concrete reinforcement. These standards outline mechanical properties, chemical composition, and testing methods for steel billets used in construction applications. Similarly, the European Committee for Standardization (CEN) sets standards for steel billets through the European Norm (EN) system. For example, EN 10025 specifies technical delivery conditions for structural steel products, including steel billets, used in various European industries. Adhering to these international standards and certifications is crucial for steel billet manufacturers. It ensures the quality, safety, and compliance of their products. Conforming to these standards not only enhances the manufacturer's credibility and reputation but also provides customers with confidence that the steel billets they purchase meet the highest industry standards.
- Q: What are the properties of high-quality steel billets?
- High-quality steel billets possess several key properties that make them desirable for various applications. These properties include a high level of purity, uniformity in composition and size, excellent mechanical strength, and good surface finish. Additionally, they should have low levels of impurities such as sulfur and phosphorus, as well as proper heat treatment to ensure optimal hardness and toughness. Ultimately, these properties allow high-quality steel billets to be easily machined, forged, or rolled into different shapes, making them suitable for use in industries such as construction, automotive, and manufacturing.
Send your message to us
Square Steel Billet Q235 Grade Prime Quality 7#
- 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
Similar products
Hot products
Hot Searches
Related keywords
