Steel Billet by Blast Furnace with Chromium
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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Steel Billet by Blast Furnace with Chromium
1.Structure of Steel Billet by Blast Furnace with Chromium
Steel Billets Manufactured by Continue Casting is the raw material of all kinds of steel mill. Billet section of square, round, flat, rectangular and abnormity, etc Several, mainly related to shape of rolled products. Simple rolled section steel, choose cross section of square billet or rectangular billet. rolling The sector products such as flat steel, Angle steel, select the rectangular billet or slab. Had better profiled billet when production beams, channels, and in rolling process Lines and improve the yield. The raw material of round billet is the production of seamless tube.
2.Main Features of Steel Billet by Blast Furnace with Chromium.
Steel Billets Manufactured by Continue Casting section size should meet the requirements of rolling deformation and finished product quality, but also roll strength and biting condition of restrictions. General steel Billet section height H. And the roll diameter D The ratio of the ( namely H/D) Should be less than or equal to zero 0.5 . Length of steel billet by finishing temperature, Rolling time and the length of the product Or times ruler. When heated too long accident prone to bump the furnace wall of steel, too short, furnace bottom utilization rate is not high, influence the heating furnace production. For the production Choose a variety of steel and steel billet, should consider the affinities of billet, as far as possible in order to improve the productivity of the roughing mill, simplify the stock management of workshop.
There are three shapes of the steel billets: square billet, slab, rectangular billet The Chinese billet, rectangular billet is mainly suitable for rolling hot rolled strip, building reinforced bar, Ordinary wire, high speed wire rod and various small profile. Of the slab are mainly used for rolling plate and hot coil sheet.
3. Steel Billet by Blast Furnace with Chromium Images
4. Steel Billet by Blast Furnace with Chromium Specification
Steel Billet by Blast Furnace with Chromium rolled steel, after processing can be used for mechanical parts, forging parts, processing all kinds of steel, steel Q345B channel steel, wire rod is the role of the billet. Steel billet is used in the production of semi-finished products, generally cannot be used directly for the society. Steel billets and steel are strictly divided into standard, cannot decide to whether the business enterprise of the final product, and according to unified standards to perform the whole society. Typically, billet and the steel is relatively easy to distinguish, but for some steel billet, and have the same specification and same steel purposes (such as rolling tube billet), whether can be used for other industries, whether through steel processing process, whether through a finished product rolling mill processing to distinguish
Material standard The editor Range of thickness: 150-240 - mm + / - 5 mm width range: 880-1530 - mm + / - 20 mm Length: 3700-10000 - mm + / - 500 - mm Cross-sectional size: 64 * 64; 82 * 82; 98 * 98; 124 * 124; 120 * 150; 152 * 164; 152 * 170 mm Length: 9000 mm Section of tolerance: billet: 1.0 + / - 2.0-1.0 + / - 1.0 mm slab: width: + / - 2.0 mm thickness: + / - 3.0 mm The length tolerance: + / - 200 mm Section diagonal tolerance: 3.5-8.0 MM Billet section size protrusions requirements: < 1242 mm, do not allow; > = 1242 mm, < = 2 mm 1242 mm, < = 3 mm Beheading (shear) extension deformation: < 1242 mm billet: no control; The slab: < = 15 mm Surface tilt: no more than billet section 0.1 Bending: every 1 m length is not more than 10 mm The distortion: length < = 5 m, < = 11. ; The length of the < = 7.5 M, < = 5. Material % 3 sp/PS chemical composition: C Mn Si S P
5.FAQ of Steel Billet by Blast Furnace with Chromium
We have organized several common questions for our clients，may help you sincerely：
①How about your company？
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.
②How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③Could we arrange the SGS inspecting before shipment?
Yes, you can. We welcome this arrangment.
- Q: How long do steel billets last?
- The lifespan of steel billets can vary depending on various factors such as the quality of the steel, storage conditions, and usage. Generally, steel billets can last for decades if stored properly and used within their recommended lifespan.
- Q: How do steel billets contribute to the manufacturing of construction equipment?
- Steel billets contribute to the manufacturing of construction equipment by serving as the raw material that is shaped and formed into different components such as beams, plates, and pipes. These billets are heated and then passed through various processes like rolling, forging, and machining to create the desired shape and size. The strength, durability, and versatility of steel make it an ideal material for construction equipment, ensuring that the machinery can withstand heavy loads, harsh environments, and demanding construction tasks.
- Q: How are steel billets cast into shape?
- The process of continuous casting is used to shape steel billets. In this process, molten steel is poured into a copper mold that is cooled by water. The mold is in the shape of a billet, and as the steel is poured, it starts to solidify along the mold's walls. To ensure complete solidification, a water spray is employed at the bottom of the mold, rapidly cooling the steel. As the steel solidifies, it is continuously pulled out of the mold either by a set of rollers or a chain conveyor. Once the billet has solidified entirely, it is cut into desired lengths using a high-speed torch or saw. These cut billets are then transported to the next stage of the steel manufacturing process, such as rolling or forging, where they are further shaped into the final product. Continuous casting enables the production of steel billets with consistent cross-sectional shapes and sizes. This efficient process generates high-quality steel products while minimizing waste.
- Q: How often is it? What is the range of temperature in the process of rolling? What is the temperature of the final rolling?
- The final rolling temperature is the rolling temperature of the last pass, and also the rolling temperature of the rolling pass at the last effective (very small level pass, not an effective rolling pass)
- Q: What is the difference between hot-rolled and cold-rolled steel billets?
- Hot-rolled and cold-rolled steel billets are both types of steel that undergo different manufacturing processes, resulting in distinct characteristics and properties. Hot-rolled steel billets are produced by heating the steel to a high temperature and then rolling it while it is still hot. This process allows for the steel to be easily shaped and formed into various sizes and shapes. Hot-rolling also results in a rough surface finish and a scaled outer layer due to the exposure to high temperatures. The hot-rolled steel billets generally have a larger grain structure, which can lead to a less precise and uniform final product. However, the hot-rolled steel billets tend to have improved mechanical properties, such as higher strength and toughness, making them suitable for applications where strength is crucial but surface finish is not a priority. On the other hand, cold-rolled steel billets are produced by cooling the steel to a low temperature and then rolling it at room temperature. This process allows for tighter dimensional tolerances and a smoother surface finish compared to hot-rolled steel billets. Cold-rolling also results in a more refined grain structure, which enhances the overall strength, hardness, and durability of the steel. Cold-rolled steel billets are commonly used in applications where precise dimensions, surface finish, and uniformity are required, such as in the automotive, construction, and appliance industries. In summary, the main difference between hot-rolled and cold-rolled steel billets lies in the manufacturing processes and the resulting properties. Hot-rolled steel billets are formed at high temperatures, resulting in a rough surface finish and larger grain structure, while cold-rolled steel billets are formed at room temperature, leading to tighter dimensional tolerances, smoother surface finish, and a more refined grain structure. The choice between hot-rolled and cold-rolled steel billets depends on the specific requirements and applications, with hot-rolled steel billets being preferred for their superior strength and cold-rolled steel billets for their precise dimensions and surface finish.
- Q: How do steel billets contribute to the construction industry?
- Steel billets contribute to the construction industry by serving as the raw material for various steel products used in construction. These billets are transformed into beams, columns, rods, and other structural components that provide strength, stability, and durability to buildings and infrastructure. Additionally, steel billets are used in the manufacturing of reinforcements for concrete, enhancing the structural integrity of concrete structures such as bridges, highways, and buildings. Overall, steel billets play a crucial role in the construction industry by providing the necessary materials for safe and reliable structures.
- Q: How are steel billets coated or painted?
- Steel billets can be coated or painted through several methods. One common technique is hot-dip galvanizing, where the billets are immersed in a bath of molten zinc. This process forms a protective zinc coating on the surface of the steel, preventing corrosion. Another method is electroplating, which involves the deposition of a thin layer of metal, such as zinc or nickel, onto the billets using an electric current. Additionally, steel billets can be painted using various coating systems, such as powder coating or liquid paint, to provide a decorative finish or additional protection against rust and environmental factors.
- Q: How are steel billets tested for internal defects?
- Steel billets are tested for internal defects using non-destructive testing methods such as ultrasound, magnetic particle inspection, and eddy current testing. These techniques allow for the detection of cracks, voids, and other imperfections within the billet without causing any damage to the material.
- Q: How are steel billets used in the manufacturing of industrial machinery parts?
- Steel billets possess unique properties and versatility, making them indispensable for the production of industrial machinery parts. These semi-finished steel products are typically cast in square or rectangular shapes and serve as the foundational material for critical components like gears, shafts, pistons, and others. To facilitate manipulation and shaping, the first step involves heating the steel billets to a specific temperature. Once heated, they undergo a process known as hot rolling, where they are passed through rollers to decrease their cross-sectional area and increase their length. This not only enhances the steel's strength and durability but also refines its microstructure, resulting in improved mechanical properties. Following hot rolling, further processing takes place through machining operations such as cutting, drilling, milling, and grinding. These operations ensure precise dimensions and specifications required for specific machinery parts, enabling seamless integration into the overall machinery assembly. The high strength, toughness, and resistance to wear and tear of steel billets make them highly sought after in the manufacturing of industrial machinery parts. Their exceptional machinability allows for intricate designs and patterns, ensuring optimal functionality and performance. Additionally, steel billets can be easily welded, enabling the joining of multiple parts to create robust structures. In summary, steel billets play a vital role in the manufacturing of industrial machinery parts. By providing a strong, durable, and versatile starting material, they enable the creation of precise and reliable components essential for the smooth operation of industrial machinery in sectors such as manufacturing, construction, and transportation.
- Q: What are the different international trade regulations for steel billets?
- There are several international trade regulations that govern the trade of steel billets. These regulations aim to promote fair trade practices, ensure product quality, and prevent unfair competition. Some of the key regulations for steel billets include: 1. Tariffs and duties: Many countries impose tariffs or import duties on steel billets to protect domestic steel industries. These tariffs can vary significantly between countries and may change periodically. Importers and exporters need to be aware of these tariffs and factor them into their pricing and cost calculations. 2. Anti-dumping measures: Anti-dumping regulations are in place to prevent the sale of steel billets in foreign markets at prices lower than their production cost, which can harm domestic industries. If a country determines that steel billets are being dumped into their market, they may impose anti-dumping duties or other measures to address the issue. 3. Trade agreements and trade barriers: International trade agreements, such as free trade agreements or regional trade blocs, can affect the trade of steel billets. These agreements may reduce or eliminate tariffs and other trade barriers between participating countries, promoting 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 may include specifications for dimensions, chemical composition, mechanical properties, and other attributes. Importers and exporters need to ensure their steel billets comply with these standards to avoid rejection or additional inspection upon arrival. 5. Export controls: Some countries impose export controls or restrictions on certain goods, including steel billets, to ensure domestic supply or protect national security interests. These controls can limit the quantity or destination of steel billet exports, requiring exporters to obtain licenses or permits before shipping. 6. Documentation and customs requirements: International trade of steel billets requires proper documentation and adherence to customs procedures. Exporters must provide accurate and complete documentation, including commercial invoices, packing lists, certificates of origin, and other relevant documents. Importers must comply with customs requirements and pay any applicable duties or fees. It is essential for businesses involved in the trade of steel billets to stay informed about these international trade regulations. They should regularly monitor changes in tariffs, anti-dumping measures, trade agreements, and quality standards to ensure compliance and make informed business decisions.
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Steel Billet by Blast Furnace with Chromium
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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