Q275 Steel Billets Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Made in China
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
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Q275 Steel Billets Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Made in China
Specification
Steel billet(ingot) by cogging or breakdown of semi-finished products, is the raw material of all kinds of steel mill. Billet section of square, round, flat, rectangular and abnormity of several kinds of, mainly related to the shape of rolled products.
CNBM Q235,Q275,Q345,3SP,5SP,20MnSi Billets Steel
Hot Rolled Steel Billets/ Mild Steel Bar/ Billet Steel
Specification (see below)
Standard: GB/JIS/ASTM
Size: 50*50mm-180*180mm
Length: 3-12mtrs or Customised
Steel material: Q235,Q255,Q275,Q345,3SP,5SP,20MnSi
Technique: Hot rolled
FOB Unit Ton Price $250-350 and Usually I will quote you CFR price.
MOQ: Usually 1000-10000MT/size
Shipment:By Container,Bulk Vessel
Packaging Details: bundles with steel strips or as customers's requirements
Delivery time: Usually within 30 days after the deposit/LC
Inspection:Third party inspection before loading.
Technical data
Feature Steel Billet
Rectangular billet continuous casting billet and mainly general carbon steel, low carbon low silicon cold-rolled material, high quality carbon structural steel, high strength low alloy steel, special steel, etc.
The billet is mainly divided into two kinds from the shape:
Slab: cross section width and height of the ratio of the larger, mainly used for rolling plate.
Billet: equal cross section width and height, or a huge difference, mainly used for rolling steel, wire rod. ,
Steel billets have distinct characteristics as compared with already furnished steel bars and products. Billets have a specific grain structure, which enables the metal to be processed more intricately. Steel billets are also known for their malleability and ductility, especially when exposed to varying temperatures during shaping and molding.
Packaging & Shipping
1. Packaging:
1) Small size: in bundles
2)Big size: in bulk
3)in plastic packing or as per customer requirement
2. Delivery time:
1) Normal size: within 7days send from warehouse directly
2) Special size: with 25-30days customer made for you
3. Trade terms:FOB/CFR/CIF
4. Shippment:
1) length:≤5.8m loaded in 20FT Container with 25-27tons
2) length:≤11.8m loaded in 40FT Container with 25-27tons
3) lengnth:≥12m shipped by bulk vessel, FILO terms
Steel Billet Images
Processing
Usage-Billet Steel
Used for the plant, the bridge,shipment building high-rise building construction,lifting and transportation machinery, equipment manufracturing base building the support foundation pile manufacturing.
Billets, or ingots (as they sometimes referred to), are not of practical use until they have been formed into more functional shapes and sizes. While they have already been put in the furnace, they still require a series of shaping and molding procedures such as hot and cold working, milling and cutting before they are sold in hardware stores, or used for different applications. The unformed billets, however, can be used in striking currency such as coins and as reserves, similar to gold bars.
FAQ-Billet Steel
We have organized several common questions for our clients,may help you sincerely:
1) How 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.
2) How 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.
3) How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.
4)Do you have your own QC department?
Yes, we have, our QC department will inspect the goods during the process of mass production and after completion of production.
hot sale!!! Cast Steel Grades/ mild steel bar/ billet steel
(1): High quality steel with reasonable price.
(2): Wide excellent experiences with after-sale service.
(3): Every process will be checked by responsible QC which insures every product's quality.
(4): Professional packing teams which keep every packing safely.
(5): Trial order can be done in one week.
(6): Samples can be provided as your requirements.
- Q: What are the main factors affecting the fatigue strength of steel billets?
- The fatigue strength of steel billets can be influenced by several key factors. 1. Material Composition: The fatigue strength of a steel billet depends on its composition, including the type and quantity of alloying elements present. Elements like carbon, manganese, and silicon have an impact on the billet's ability to resist fatigue and endure cyclic loading. 2. Surface Quality: The fatigue strength of steel billets is closely tied to their surface quality. Surface defects, such as cracks, scratches, or pits, can act as stress concentrators, leading to premature fatigue failure. Therefore, it is imperative to properly prepare and inspect the surface to ensure high fatigue resistance. 3. Heat Treatment: The fatigue strength of a steel billet can be significantly influenced by the heat treatment process used to modify its microstructure. Employing appropriate heat treatment techniques, like quenching and tempering, can enhance the billet's fatigue resistance by improving its hardness, strength, and toughness. 4. Grain Size: The fatigue strength of a steel billet is also affected by the grain size of its microstructure. Finer grains generally exhibit greater fatigue resistance due to reduced stress concentration and enhanced grain boundary strength. 5. Residual Stress: Residual stresses, which can arise from various manufacturing processes, play a crucial role in determining the fatigue strength of steel billets. Excessive residual stress can serve as a starting point for fatigue cracks, thereby diminishing the billet's fatigue life. 6. Operating Conditions: The fatigue strength of steel billets can be influenced by the conditions under which they operate. Factors such as the magnitude and frequency of applied cyclic loads, as well as the temperature, can all have a detrimental impact on the billet's fatigue life. 7. Environmental Factors: The environment in which a steel billet operates can also affect its fatigue strength. Variables like humidity, corrosive gases, and exposure to chemicals can accelerate the initiation and propagation of fatigue cracks, resulting in reduced fatigue resistance. Taking into account and comprehending these primary factors that impact the fatigue strength of steel billets is crucial when designing components and structures that can endure cyclic loading and ensure long-term reliability.
- Q: Are steel billets subject to any heat treatment processes?
- Indeed, heat treatment processes can be used on steel billets. Heat treatment is a regulated procedure that involves heating and cooling metals in order to modify their physical and mechanical properties. Steel billets, which are semi-finished steel products with a square or rectangular shape, can undergo different heat treatment processes depending on the desired properties for the final product. One commonly used heat treatment process for steel billets is annealing. Annealing consists of heating the billets to a specific temperature and gradually cooling them to relieve internal stresses and enhance their ductility and toughness. This process is typically employed to soften the steel and make it more malleable for subsequent manufacturing processes. Another heat treatment process for steel billets is quenching and tempering. Quenching involves rapidly cooling the heated steel billets in a liquid medium, such as oil or water, to achieve high hardness and strength. However, this process results in a hard but brittle material. To reduce the brittleness, the quenched billets are then tempered by reheating them to a lower temperature and slowly cooling them. Tempering improves the toughness and ductility of the steel while maintaining a certain level of hardness. Additional heat treatment processes that can be applied to steel billets include normalizing, which involves heating the steel above its critical temperature and then cooling it in still air to refine the grain structure, and stress relieving, which is performed to reduce residual stresses in the billets after extensive machining or welding. Overall, heat treatment processes can significantly improve the mechanical properties of steel billets, making them more suitable for various applications in industries such as automotive, construction, and manufacturing.
- Q: How do steel billets contribute to the overall weight reduction of a structure?
- Steel billets contribute to the overall weight reduction of a structure by being a lightweight and high-strength material. They allow for the design of thinner and more efficient structural elements, reducing the amount of steel required, and consequently the weight of the structure.
- Q: What are the common uses of steel billets?
- Steel billets, serving as a precursor to different steel products, are semi-finished metal goods. They typically take on a solid, rectangular shape through continuous casting or hot rolling. Steel billets find wide application in various industries due to their strength and versatility. One of the primary uses of steel billets is in the production of long steel products like bars, rods, and wires. These billets act as the initial material for further processing, where they are reheated and shaped into the desired form. Long steel products are extensively employed in construction, infrastructure development, manufacturing, and transportation industries. Steel billets are also utilized in the manufacturing of seamless pipes and tubes. Through the process of piercing and elongation, the billets can be converted into seamless tubes, which are widely employed in oil and gas exploration, automotive manufacturing, and structural engineering. Moreover, steel billets play a vital role in producing forged steel components. Forging involves shaping the heated billet under pressure, resulting in durable and high-strength products. These forged components find wide application in industries such as aerospace, automotive, and power generation. Additionally, steel billets are used in the production of various other steel products, including beams, channels, and profiles for construction purposes, as well as machine parts and tools. In conclusion, steel billets serve as the starting material for the production of long steel products, seamless pipes, forged components, and other steel goods. Their malleability, strength, and versatility make steel billets an indispensable raw material in numerous industries.
- Q: What are the potential applications of steel billets in the mining aftermarket?
- Steel billets have a wide range of potential applications in the mining aftermarket. They can be used for manufacturing heavy-duty machinery parts, equipment components, and tools used in mining operations. Additionally, steel billets can be used to fabricate structural supports, conveyor systems, and other infrastructure required for efficient mining processes. Their durability and strength make them ideal for withstanding the harsh conditions and heavy loads typically encountered in mining operations.
- Q: What are the common surface defects in steel billets during cooling?
- Common surface defects in steel billets during cooling include cracks, surface scaling or oxidation, and surface decarburization.
- Q: What are the different sizes of steel billets?
- The sizes of steel billets can vary depending on the specific requirements and industry standards. However, common sizes range from small billets measuring around 100mm by 100mm to larger ones measuring several meters in length and width.
- Q: What are the different forging techniques used for steel billets?
- There are several forging techniques used for steel billets, each offering unique advantages and producing different results. Some of the commonly used forging techniques for steel billets include: 1. Open Die Forging: This technique involves placing the steel billet between two flat dies and applying compressive force to shape it. Open die forging allows for a wide range of shapes to be formed, and it is often used for large and complex components. 2. Closed Die Forging: Also known as impression die forging, this technique uses shaped dies that contain impressions of the desired final shape. The steel billet is placed between the dies and compressed to conform to the die cavities. Closed die forging provides precise control over the shape and dimensions of the final product. 3. Roll Forging: In this technique, the steel billet is passed through two or more rotating rolls that exert compressive force to shape the material. Roll forging is commonly used for producing long cylindrical shapes such as bars, rods, and shafts. 4. Upset Forging: This technique involves compressing the steel billet axially to increase its cross-sectional area and reduce its length. Upset forging is often used to create thicker sections or to increase the diameter of the material. 5. Press Forging: Press forging utilizes hydraulic or mechanical presses to apply force to the steel billet, shaping it against the die. This technique allows for precise control over the forging process, making it suitable for producing components with intricate shapes or close tolerances. 6. Swaging: Swaging is a forging technique that involves reducing the diameter of a steel billet by applying radial compressive force using a series of dies. This process is commonly used to produce tapered or pointed components such as pins, bolts, or needles. Each of these forging techniques offers distinct advantages depending on the desired shape, size, and properties of the final product. The choice of forging technique is determined by factors such as part complexity, material properties, production volume, and cost considerations.
- Q: How are steel billets used in the manufacturing of machine parts?
- Machine parts manufacturing heavily relies on steel billets, which serve as vital raw materials. These billets, solid and semi-finished steel products, are cast into specific shapes and sizes. The utilization of steel billets involves a series of stages. To begin with, the steel billets are heated in a furnace to a specific temperature. This heating process softens the metal, increasing its malleability. Once the desired temperature is reached, the billets are ready for further processing. Subsequently, the heated billets are transferred to a rolling mill, where they undergo hot rolling. During this process, the billets are subjected to pressure from a series of rollers, which shape them into bars, rods, or sheets according to the desired form. The hot rolling process ensures that the steel billets acquire the necessary dimensions and surface finish. Following hot rolling, the shaped steel billets undergo additional processing techniques, such as cutting, forging, or machining, to fabricate machine parts. These parts can encompass gears, shafts, valves, or any other components essential for machinery. The utilization of steel billets in machine parts manufacturing provides several advantages. Firstly, steel billets are renowned for their high strength and durability, making them ideal for producing parts capable of withstanding heavy loads and harsh operating conditions. Additionally, the malleability of steel billets enables the creation of intricate shapes and designs, ensuring the production of complex machine parts. Furthermore, steel billets can be easily customized to meet specific requirements. They can be alloyed with other metals or undergo various heat treatments to enhance properties such as hardness, corrosion resistance, or wear resistance. This versatility of steel billets makes them suitable for a wide range of machine parts across diverse industries. In conclusion, steel billets play a pivotal role in machine parts manufacturing. Through processes like hot rolling, cutting, forging, and machining, steel billets transform into diverse shapes and sizes, yielding durable and high-quality components for machinery. The strength and adaptability of steel billets render them indispensable raw materials in the manufacturing industry.
- Q: How are steel billets used in the manufacturing of construction scaffolding?
- Steel billets are used in the manufacturing of construction scaffolding as they serve as the primary raw material. These billets are first heated and then passed through a series of processes such as rolling, cutting, and shaping to form the necessary components of scaffolding, including tubes, frames, and joints. The high strength and durability of steel make it an ideal choice for scaffolding, ensuring the safety and stability required for construction workers.
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Q275 Steel Billets Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Made in China
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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