• Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet System 1
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Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

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Loading Port:
Dalian
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
50000 m.t./month

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Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Description

Reference Price:$260/ton Mn 0.3%-0.6%

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.

Processing of Steel Billet

Steel billets are considered fresh and raw, and they must undergo a series of manufacturing processes before they can be used for various purposes. Billets are made by means of freezing molten liquid, and are later exposed to extremely low temperatures in order to allow the metal to take shape and solidify in chemical structure. The temperature manipulates the metal's physical properties, and tones its strength and durability. The subsequent processes provide the metal's curved mold design so that it can fit the allotted space provided by other machines, which complete the finishing procedures.

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Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet



Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Steel Billets 3sp 3SP 5SP 20MnSi Brand New Steel Billet

Technical Data

Size:100*100,120*120,150*150,130*130

Mn: 0.3%-0.6%

C: 1%

Cr:0.1%

Packaging

cargo ship or container

usually container price will add 15USD per ton

RFQ

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!!! steel billets/ 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. 

If you are interested in our products, please don't hesitate to contact me. 

Your any inquiry will be appreciated and we will offer you a rock-bottom price.

Q:What are the different surface treatment options for steel billets?
Some of the different surface treatment options for steel billets include pickling, shot blasting, galvanizing, painting, and powder coating.
Q:If the casting speed is not steady, what will happen to the billet?
The instability of the casting speed leads to the unstable surface of the mould and increases the probability of slag entrapment in the mold.
Q:How do steel billets contribute to the overall vibration resistance of a structure?
Steel billets, due to their specific characteristics, significantly contribute to the overall vibration resistance of a structure. First and foremost, steel is a very dense and rigid material, which means that it possesses a high natural frequency. This high natural frequency allows steel billets to absorb and dissipate the energy generated by external vibrations more effectively than other materials. Moreover, steel billets have excellent damping properties. Damping refers to the ability of a material to reduce the amplitude of vibrations over time. Steel billets, being highly dense and rigid, are able to absorb and dissipate vibrations quickly, preventing them from propagating throughout the structure. This helps in reducing the overall vibration levels and, subsequently, increasing the overall vibration resistance of the structure. Furthermore, steel billets possess high tensile strength and stiffness, which allow them to resist deformation under dynamic loads. This means that when subjected to vibration forces, steel billets are able to maintain their shape and structural integrity, minimizing the risk of failure or damage. The high tensile strength of steel also enables it to withstand the impact of external forces without undergoing significant deformation or permanent damage. In addition, steel billets can be designed and manufactured to specific dimensions and shapes, allowing for precise integration into various structural components. This ensures that the steel billets are optimally positioned within the structure, enhancing their vibration resistance capabilities. Overall, steel billets contribute to the overall vibration resistance of a structure by effectively absorbing and dissipating vibrations, resisting deformation, and maintaining their structural integrity. Through these properties, steel billets help to minimize the impact of external vibrations and ensure the longevity and stability of the structure.
Q:Can steel billets be customized according to specific requirements?
Certainly, specific requirements can be taken into account when customizing steel billets. Steel billets, which are semi-finished products typically used for further processing in the production of various steel products like bars, rods, and wire, can be tailored to meet different applications by adjusting their dimensions, chemical composition, and mechanical properties. When it comes to customization, steel billets can be modified in terms of their size and shape. To ensure optimal efficiency during subsequent processing, the length, width, and thickness of the billets can be altered depending on the requirements. Furthermore, the shape of the billets can be customized to match the desired end product, be it square, round, or rectangular. Moreover, the chemical composition of steel billets can be adjusted to achieve specific properties. By altering the percentage of elements like carbon, manganese, and alloying elements such as chromium or nickel, the steel can be tailored to exhibit certain characteristics, including increased strength, improved corrosion resistance, or enhanced weldability. Lastly, the mechanical properties of steel billets can be customized through heat treatment processes. Techniques like quenching and tempering can be applied to control the hardness, toughness, and overall strength of the steel, making it suitable for specific applications. In conclusion, steel billets can be customized in terms of size, shape, chemical composition, and mechanical properties to meet specific requirements. This ensures their effective utilization across various industries and applications.
Q:How are steel billets used in the production of automotive chassis?
Steel billets are used in the production of automotive chassis as they serve as the raw material for creating the main structural components of the chassis. These billets are heated and then shaped through processes like rolling or casting to form the desired chassis parts. The strength and durability of steel make it an ideal choice for chassis construction, ensuring the safety and stability of the vehicle.
Q:What are the common surface defects in steel billets during reheating?
During the reheating process of steel billets, several common surface defects may occur. These defects can have a negative impact on the quality and integrity of the final product. Some of the most common surface defects in steel billets during reheating include: 1. Scale Formation: When steel billets are exposed to high temperatures, a layer of iron oxide, known as scale, can form on the surface. Scale is brittle and can easily crack or flake off, leading to a rough and uneven surface. 2. Decarburization: Decarburization is the loss of carbon from the surface of the steel billets due to exposure to high temperatures. This can result in a reduced carbon content on the surface, making it prone to cracking, reduced hardness, and poor mechanical properties. 3. Surface Oxidation: Steel billets can undergo oxidation when exposed to oxygen in the air during reheating. This can lead to the formation of a thin layer of oxide on the surface, affecting the surface finish and potentially reducing the corrosion resistance of the steel. 4. Overheating: Overheating during reheating can cause localized melting or partial melting of the steel billets. This can result in surface irregularities, such as pits, cracks, or blisters, which compromise the integrity of the billets. 5. Hot Spots: Uneven heating of the steel billets can lead to the formation of hot spots on the surface. These localized areas of excessive heat can cause surface defects like warping, cracking, or surface defects like scorching or discoloration. 6. Surface Contamination: During reheating, steel billets can come into contact with contaminants, such as dirt, oil, or other foreign materials. These contaminants can adhere to the surface of the billets, leading to surface defects like stains, pitting, or uneven surface finish. 7. Thermal Shock: Rapid changes in temperature during reheating can cause thermal shock, leading to surface defects like cracks or distortions. This can occur when the steel billets are exposed to water or a cooling medium or when there are substantial temperature differences across the surface of the billets. To minimize these surface defects in steel billets during reheating, proper heating techniques, control of heating rates, and the use of protective coatings or atmospheres can be employed. Additionally, regular inspection and quality control measures can help identify and mitigate surface defects before they affect the final product's quality.
Q:How are steel billets used in the production of shafts?
Shafts require steel billets as an indispensable component for their production. These billets are semi-finished products that serve as the initial stage for diverse manufacturing processes. In the case of shaft production, steel billets serve as the raw material from which the shafts are formed. The process commences by heating the steel billets to a specific temperature, typically within a furnace. This heating procedure, referred to as "hot working," is of utmost importance as it renders the steel more pliable and easier to mold. Once the billet attains the desired temperature, it is subsequently transferred to either a forging press or a rolling mill. During the forging process, the heated billet undergoes high pressure and is shaped using specialized dies to achieve the desired dimensions for the shaft. This method permits precise control over the shape, size, and surface finish of the shaft. On the contrary, the rolling process entails the billet passing through a sequence of rollers that gradually shape it into a cylindrical form. Rolling is frequently employed for shafts necessitating a consistent cross-section along their length. Following the initial shaping process, the shafts go through additional steps such as heat treatment, machining, and finishing to fulfill the specific requirements of their intended applications. Heat treatment assists in enhancing the mechanical properties of the shaft, rendering it stronger, more durable, and resistant to wear. Subsequently, machining processes such as turning, milling, or grinding are conducted to achieve precise dimensions, smooth surfaces, and accurate tolerances. Altogether, steel billets occupy a pivotal role in the production of shafts as they serve as the starting point for the shaping processes imperative in creating these crucial components. Through meticulous manipulation and refinement, steel billets metamorphose into high-quality shafts utilized in a myriad of industries, including automotive, aerospace, manufacturing, and numerous others.
Q:What is the impact of impurities on the quality of steel billets?
The quality of steel billets is greatly influenced by impurities. Steel billets, which serve as raw materials for various steel products, can be negatively affected by the presence of impurities. To begin with, the mechanical properties of steel billets can be weakened by impurities. For example, sulfur can cause sulfide inclusions, which reduce the strength and toughness of the steel. Similarly, phosphorus can lead to phosphide inclusions that negatively impact the ductility and impact resistance of the billets. These impurities can also promote the formation of cracks and other defects, further compromising the quality of the steel. Additionally, the machinability of steel billets can be adversely affected by impurities. Higher levels of impurities can increase the hardness and decrease the machinability of the steel, making it more challenging to shape into the desired end products. Consequently, this can lead to increased processing time and cost, as well as reduced productivity. Furthermore, the surface finish of steel billets can be impacted by impurities. Oxide inclusions, which are commonly formed due to impurities, can cause surface defects and roughness. This can negatively affect the appearance and aesthetics of the final steel products, making them less desirable in the market. Moreover, impurities can influence the corrosion resistance of steel billets. Some impurities, like chromium and nickel, can improve the corrosion resistance of steel. However, other impurities such as sulfur and phosphorus can promote corrosion, decreasing the lifespan and reliability of the steel products made from these billets. In conclusion, impurities have a significant impact on the quality of steel billets, resulting in weakened mechanical properties, reduced machinability, compromised surface finish, and decreased corrosion resistance. Therefore, it is crucial for steel manufacturers to carefully control and minimize the presence of impurities during the production process to ensure the production of high-quality steel billets.
Q:What are the different types of surface finish inspection methods for steel billets?
There are several different types of surface finish inspection methods that can be used for steel billets. These methods are crucial in determining the quality and suitability of the billets for further processing or use. Some of the common surface finish inspection methods for steel billets include: 1. Visual inspection: This is a basic method where the surface of the billet is visually examined for any irregularities, such as cracks, pits, scratches, or any other surface imperfections. It is a quick and cost-effective method but may not be able to detect subtle defects. 2. Magnetic particle inspection: This method involves magnetizing the surface of the billet and applying fine iron particles on it. Any surface cracks or defects will cause a leakage of magnetic field, attracting the iron particles and making them visible under appropriate lighting conditions. 3. Dye penetrant inspection: In this method, a liquid dye is applied to the surface of the billet. The dye penetrates into any surface cracks or defects, and after a certain period, excess dye is removed. A developer is then applied, which draws out the dye from the cracks and defects, making them visible. 4. Ultrasonic testing: This method utilizes high-frequency sound waves that are transmitted through the steel billet. The waves are reflected back when they encounter any surface irregularities, such as cracks or voids. By analyzing the time taken for the waves to return, the size and depth of the defects can be determined. 5. Eddy current testing: This non-destructive testing method uses electromagnetic induction to detect surface defects. An alternating current is passed through a coil, creating a magnetic field. When the coil is near the surface of the billet, any defects will disrupt the magnetic field, causing a change in the electrical impedance. This change is measured and analyzed to identify surface defects. Each of these inspection methods has its advantages and limitations, and the choice of method depends on the specific requirements, the size and shape of the billet, and the level of accuracy desired. By employing these surface finish inspection methods, manufacturers can ensure the quality and reliability of the steel billets before they are further processed or used in various applications.
Q:How do steel billets contribute to the manufacturing of sports gear?
Steel billets play a crucial role in the manufacturing of sports gear. These cylindrical or square-shaped semi-finished products are made by casting liquid steel into molds and then allowing them to solidify. Once the steel billets are formed, they can be further processed to create various sports equipment such as golf clubs, tennis rackets, baseball bats, and hockey sticks. One of the main reasons steel billets are used in the production of sports gear is due to their exceptional strength and durability. Steel is known for its high tensile strength, which means it can withstand significant amounts of force without breaking or deforming. This makes it an ideal material for sports equipment that requires resilience and longevity. Furthermore, steel billets offer excellent flexibility and customization options in terms of design and performance. Manufacturers can shape and mold the billets to create different types of sports gear, implementing specific features that enhance performance. For example, golf club heads are often made from steel billets, allowing manufacturers to manipulate the weight distribution to optimize the swing dynamics and increase distance. Steel billets also contribute to the performance of sports gear by providing stability and control. The rigid nature of steel ensures that the equipment maintains its shape and does not experience excessive vibrations during use. This stability is particularly crucial in sports like tennis or hockey, where precise control and accuracy are paramount. Moreover, steel billets can be combined with other materials to create composite sports gear. By integrating steel with materials like carbon fiber or titanium, manufacturers can create lightweight yet incredibly strong equipment. This combination allows for improved maneuverability and better overall performance. In summary, steel billets are vital components in the manufacturing of sports gear due to their exceptional strength, durability, flexibility, and customization options. From golf clubs to hockey sticks, steel billets contribute to the production of high-quality sports equipment that offers stability, control, and enhanced performance for athletes.

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