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

Square Steel Billet Q235 3SP Grade Prime Quality 4#

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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 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.

Square Steel Billet Q235 3SP Grade Prime Quality 4#

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.

Square Steel Billet Q235 3SP Grade Prime Quality 4#


Specifications of Square Steel Billet Q235 3SP Grade Prime Quality 4#

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 4#

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: How are steel billets used in the manufacturing of structural steel?
Steel billets are a crucial raw material in the manufacturing of structural steel. These billets, which are essentially semi-finished steel products, are typically produced through a process called continuous casting, where molten steel is solidified into a rectangular shape. Once the steel billets are formed, they are further processed in steel mills to create various structural steel products such as beams, columns, angles, and channels. The billets are heated and then passed through a series of rolling mills, where they undergo intense pressure and shaping to achieve the desired dimensions and profiles. During the rolling process, the steel billets are elongated and transformed into long, slender shapes. This is achieved by repeatedly passing the billets through a set of rollers, which gradually reduce their cross-sectional area. The rolling mills can be configured differently to produce different types of structural steel products, catering to specific construction requirements. After the rolling process, the structural steel products are further subjected to various finishing processes such as cooling, cutting, straightening, and surface treatment. These processes ensure that the final product meets the required specifications, including dimensional accuracy, surface quality, and mechanical properties. The use of steel billets in the manufacturing of structural steel offers several advantages. Firstly, the semi-finished nature of billets allows for flexibility in customization, enabling the production of steel products with different sizes, shapes, and profiles. Additionally, the continuous casting process used to produce billets ensures a more consistent and uniform material quality, reducing the risk of defects or inconsistencies in the final product. Overall, steel billets play a vital role in the manufacturing of structural steel by providing a reliable and versatile raw material. Their transformation through rolling and other processes allows for the production of high-quality, durable, and structurally sound steel products that are widely used in construction, infrastructure, and industrial applications.
Q: How are steel billets used in the manufacturing of bars and rods?
Bars and rods are manufactured using steel billets, which are an essential part of the process. These billets have a cylindrical shape and act as the starting point for producing different types of bars and rods. To begin, steel billets are commonly created through continuous casting. This method involves pouring molten steel into a mold, which then solidifies and forms a billet. To enhance their workability and reduce the risk of cracking during subsequent processes, the billets are usually heated to a specific temperature. After the preparation of the billets, they are sent to rolling mills where they undergo intense pressure and high temperatures. This process, known as hot rolling, gradually shapes the billet into the desired form by passing it through a series of rollers. Depending on the specific requirements of the bar or rod being produced, the rolling mills can be equipped with different types of rolls, such as flat rolls or grooved rolls. During hot rolling, the billet is elongated and reduced in cross-sectional area, resulting in a longer and thinner product. This transformation enables the production of bars and rods with consistent dimensions and improved mechanical properties. Moreover, the hot rolling process refines the grain structure of the steel, thereby enhancing its strength and toughness. Following hot rolling, the bars or rods may undergo additional processes to achieve specific characteristics. These processes may include quenching and tempering, which optimize the mechanical properties of the final product, such as hardness and ductility. In conclusion, steel billets are crucial in the manufacturing of bars and rods. They are transformed through the hot rolling process to achieve the desired shape, dimensions, and mechanical properties. The versatility of steel billets allows for the production of a wide range of bars and rods used in various industries, including construction, automotive, and manufacturing.
Q: What are the potential applications of steel billets in the agricultural sector?
The agricultural sector can benefit greatly from the various potential applications of steel billets. One primary use of steel billets in agriculture involves their utilization in the manufacturing of farm equipment and machinery. Plows, cultivators, and seeders, which are essential for tilling the soil, planting seeds, and maintaining agricultural land, can be produced using steel billets to create durable and sturdy components. Steel billets also find usefulness in the construction of storage structures on farms. Due to its strength and durability, steel is an ideal material for constructing grain silos, barns, and sheds. These structures provide long-lasting and reliable solutions for storing crops, livestock, and equipment. Furthermore, steel billets can be used to fabricate fences and gates for animal enclosures. Steel fences offer superior strength and security, ensuring the safety of farm animals and preventing them from wandering off. These fences are also resistant to corrosion and capable of enduring harsh weather conditions. Moreover, steel billets can be employed in the construction of irrigation systems and water management infrastructure on farms. Steel pipes and fittings are commonly used to transport water from a source to the fields, promoting proper irrigation and efficient water distribution. Lastly, steel billets can be employed in the production of machinery used for processing agricultural products. Grain mills, threshers, and sorting machines, for example, can be manufactured with steel components, aiding in the processing and packaging of crops. Overall, the potential applications of steel billets in the agricultural sector are extensive and diverse. From farm equipment and storage structures to fencing and irrigation systems, steel billets play a vital role in enhancing efficiency, durability, and productivity in agriculture.
Q: How are steel billets cleaned before further processing?
Steel billets are cleaned before further processing through a series of steps to remove any impurities or contaminants. The cleaning process starts with the billets being subjected to a high-pressure water jet to remove any loose scale or dirt on the surface. This water jetting helps in removing most of the loose particles and provides a clean surface for further cleaning. After the initial water jetting, the billets are then immersed in an acid bath. The acid bath can be a mixture of different chemicals like hydrochloric acid, sulfuric acid, or a combination of both. The acid bath helps in removing any remaining scale or oxide layers on the surface of the billets. The acid reacts with these impurities, dissolving them and leaving a clean surface behind. Once the acid cleaning is complete, the billets are rinsed thoroughly with water to remove any traces of the acid. This rinsing process is crucial to ensure that no acid residue remains on the surface, as it could potentially affect the quality of the final product. After rinsing, the billets are then dried using hot air or in a furnace to remove any moisture. This drying process is necessary to prevent any rusting or corrosion from occurring on the surface of the billets. Overall, the cleaning of steel billets before further processing is a crucial step in ensuring the quality and integrity of the final product. It helps in removing impurities, scale, and oxide layers from the surface, providing a clean and uniform surface for subsequent processing operations.
Q: What are the different methods of steel billet casting?
There are several different methods of steel billet casting that are commonly used in the industry. These methods include continuous casting, ingot casting, and direct casting. Continuous casting is the most widely used method of steel billet casting. In this process, molten steel is poured into a water-cooled mold, which is usually made of copper. As the steel solidifies, a continuous billet is formed, which is then cut into desired lengths. Continuous casting allows for a high production rate and precise control over the dimensions and quality of the billets. Ingot casting is another method of steel billet casting, which involves pouring molten steel into individual molds to create ingots. These ingots are then allowed to solidify before being reheated and hot rolled into billets. Ingot casting is commonly used for small-scale production or for specialty steel alloys that require specific compositions. Direct casting, also known as strand casting, is a newer method of steel billet casting that eliminates the need for solidification and reheating processes. In this method, molten steel is directly cast into billets through a series of water-cooled copper molds. The billets are then cooled and cut to the desired lengths. Direct casting offers advantages such as reduced energy consumption and improved yield, as it eliminates the intermediate steps of ingot casting. Overall, the choice of steel billet casting method depends on factors such as production volume, desired quality, and specific requirements of the steel alloy being produced. Each method has its own advantages and limitations, and the selection of the appropriate method is crucial for ensuring efficient and cost-effective steel billet production.
Q: What are the potential applications of steel billets in the packaging aftermarket?
Steel billets have various potential applications in the packaging aftermarket. They can be utilized for manufacturing sturdy and durable packaging materials such as steel drums, containers, and pallets. Steel billets provide excellent strength and impact resistance, making them ideal for protecting and transporting heavy or delicate goods. Additionally, their recyclability and sustainability make them a preferred choice for eco-conscious packaging solutions.
Q: Fish pole carbon cloth tcf. Vcf. Svf. Hcf. On behalf of what?
Carbon cloth classification, a semicolon after the term, usually called HVF and SVF, where SVF is divided into VCF and so on! The index of carbon fiber is T (ton), common carbon part is 20T-30T commonly. HVF is 30T-40T, SVF is 40T-60T. SVF lighter than HVF, higher strength, better elasticity of the material of products: Di 46T SVF meaning 60T ultra high strength and high modulus carbon fiber cloth, HVF carbon fiber reinforced 30T 40T strength and high modulus. But the domestic ordinary carbon fishing rod material is generally 24T carbon fiber cloth. The higher the T value, the higher the strength and elasticity of the material.
Q: How are steel billets used in the production of hydraulic cylinders?
Hydraulic cylinders rely on steel billets as a crucial raw material for their production. These billets, which are cylindrical and made of high-quality steel, serve as the starting point for the manufacturing process. To begin, the steel billets are heated in a furnace. This heating process, known as hot rolling, makes the billets more malleable and easier to work with. Once heated, the billets are then passed through a series of rollers, shaping and elongating them to the desired size and form. After the initial shaping, the billets undergo further processing through various machining operations. These operations include drilling, boring, milling, and grinding, among others. By using these machining processes, the necessary features and dimensions for hydraulic cylinders, such as piston and rod bores, mounting holes, and fluid flow ports, are created. Once the machining operations are complete, the billets are subjected to heat treatment to improve their mechanical properties. The specific heat treatment method, either quenching and tempering or annealing, depends on the hydraulic cylinder's requirements. Heat treatment enhances the steel's strength, hardness, and durability, ensuring that the hydraulic cylinder can withstand the high pressures and forces it will encounter during operation. After shaping, machining, and heat treatment, the steel billets are ready for the final assembly stage. Other components, such as pistons, rods, seals, and valves, are added to complete the hydraulic cylinder. These components are carefully integrated with the billets to ensure proper functionality and reliable performance. In conclusion, steel billets are essential for the production of hydraulic cylinders. They undergo heating, shaping, machining, heat treatment, and assembly to form the core structure of the cylinder. This guarantees that the hydraulic cylinder possesses the necessary strength, durability, and precision required for efficient operation in a variety of industrial and mobile applications.
Q: What are the different international trade regulations for steel billets?
The trade of steel billets is governed by various international trade regulations, each serving different purposes. These regulations are in place to promote fair trade practices, guarantee product quality, and deter unfair competition. Here are some of the key regulations pertaining to steel billets: 1. Tariffs and import duties: To safeguard their domestic steel industries, many countries impose tariffs or import duties on steel billets. These levies differ significantly across nations and may undergo periodic revisions. Importers and exporters must be mindful of these tariffs and factor them into their pricing and cost calculations. 2. Measures against dumping: Anti-dumping regulations exist to prevent the sale of steel billets in foreign markets at prices below their production cost, which can harm domestic industries. If a country determines that steel billets are being dumped into their market, they may implement anti-dumping duties or other measures to address the issue. 3. Trade agreements and barriers: The trade of steel billets can be influenced by international trade agreements, such as free trade agreements or regional trade blocs. These agreements can reduce or eliminate tariffs and other trade barriers between participating countries, facilitating smoother trade flows. Conversely, countries not party to such agreements may face higher trade barriers, making it more challenging to export or import steel billets. 4. Quality and safety standards: Steel billets must meet specific quality and safety standards set by importing countries. These standards encompass dimensions, chemical composition, mechanical properties, and other attributes. Importers and exporters must ensure that their steel billets comply with these standards to avoid rejection or additional inspection upon arrival. 5. Export controls: Certain countries impose export controls or restrictions on selected commodities, including steel billets, to secure domestic supply or protect national security interests. These controls can limit the quantity or destination of steel billet exports, necessitating exporters to acquire licenses or permits before shipping. 6. Documentation and customs requirements: The international trade of steel billets necessitates accurate documentation and adherence to customs procedures. Exporters must furnish complete and precise documentation, comprising commercial invoices, packing lists, certificates of origin, and other pertinent documents. Importers must abide by customs requirements and settle any applicable duties or fees. Remaining up-to-date with these international trade regulations is crucial for businesses involved in the trade of steel billets. Regular monitoring of changes in tariffs, anti-dumping measures, trade agreements, and quality standards is necessary to ensure compliance and make well-informed business decisions.
Q: How are steel billets straightened after rolling or forging?
Steel billets are straightened after rolling or forging through a process called straightening, which involves applying pressure or tension to the billets. This can be done using hydraulic presses, roller straighteners, or heat treatment methods, which help to remove any deformities or bends in the billets and ensure they are straight and ready for further processing.

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