Square Billets for steel products material
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 14980 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Grade:
Q195/Q215/Q235/Q275
Size:
100mm to 165mm
Length:
6~12 M
Steel billet
(ingot) by cogging or breakdown of semifinished 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.
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.
Gade:
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 |
Our service :
We have a plant and professional team to provide our best service, from the start of production until the
loading into the vessel, we have a complete quality follow up procedure, to assure our products arrives to the customer with satisfaction. Welcome new and old customers
to contact us for future business relationships! We will give you a surpise price.
Packing :
Within 30 days
1.Standard export package
2.In bundles with steel strips
3.As the requirements of the customers
FAQ:
Q: What is payment terms?
A: FOB 30% T/T IN ADVANCE AS DEPOSIT AND 70% T/T BEFORE SHIPMENT
CIF and CFR 30% T/T IN ADVANCE AS DEPOSIT AND 70% T/T AS THE COPY OF B/L OR L/C AT SIGHT
Q:How to guarantee the quality of the products?
A: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.
Q:How long can we receive the product after purchase?
A :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.
- Q:What are the different types of non-destructive testing methods used for steel billets?
- Steel billets undergo various non-destructive testing methods to ensure their quality and integrity without causing any damage or alteration. Commonly used techniques include: 1. Ultrasonic Testing (UT): High-frequency sound waves are utilized to detect internal defects like cracks, voids, and inclusions that may affect the billet's performance. 2. Magnetic Particle Testing (MPT): Magnetic fields and particles are employed to identify surface and near-surface defects such as cracks and seams that may be invisible to the naked eye. 3. Eddy Current Testing (ECT): By measuring changes in electrical conductivity and magnetic fields, ECT can detect surface and near-surface defects like cracks and corrosion. 4. Visual Inspection: This basic method involves a thorough visual examination to identify visible defects such as surface cracks, dents, or irregularities. 5. Penetrant Testing (PT): A liquid or fluorescent dye is applied to the billet's surface, seeping into any surface defects. After removing excess dye and applying a developer, defects like surface cracks and porosity become visible. 6. Radiographic Testing (RT): Using X-rays or gamma rays, RT penetrates the billets to produce images revealing internal defects like cracks, inclusions, and voids. Employing a combination of these techniques, manufacturers ensure the safety and performance of steel billets by identifying and rectifying potential defects or inconsistencies.
- Q:What is the role of steel billets in the production of steel bars?
- Steel billets have a crucial role in the production of steel bars, as they serve as semi-finished forms of steel typically cast in square or rectangular shapes. These billets are essential for creating various steel products, including steel bars. The main purpose of steel billets is to undergo further processing and transformation into steel bars through a series of manufacturing steps. After obtaining the steel billets, they undergo a process called hot rolling. This process involves subjecting the billets to high temperatures and passing them through rolling mills, which shape and elongate them into desired forms like round bars, square bars, or hexagonal bars. During the hot rolling process, the steel billets experience extreme heat and pressure, causing them to deform and elongate. This process improves the mechanical properties of the steel, such as strength, toughness, and ductility. Additionally, it refines the grain structure of the steel, enhancing its overall quality and performance. Steel bars produced from steel billets have wide applications in industries like construction, manufacturing, infrastructure, and automotive. They serve as structural components in buildings, bridges, and other infrastructure projects, as well as in the production of machinery, tools, and equipment. In summary, steel billets play a critical role in the production of steel bars. They act as the starting material for the manufacturing process and go through hot rolling to transform into desired shapes and sizes. The resulting steel bars find extensive use in various applications due to their improved mechanical properties and enhanced quality.
- Q:What is the role of steel billets in the construction of stadiums and arenas?
- Steel billets play a crucial role in the construction of stadiums and arenas. These billets, which are essentially semi-finished steel products, serve as the raw material for various structural components used in the construction process. One of the primary applications of steel billets in stadium and arena construction is for the fabrication of steel beams and columns. These structural elements provide the necessary support and stability to the overall structure. Steel billets are first heated and then passed through rolling mills to acquire the desired shape and size required for these beams and columns. Moreover, steel billets are also used in the production of steel reinforcing bars, commonly known as rebars. These rebars are used to reinforce the concrete structures within stadiums and arenas, such as foundations, walls, and floors. The combination of steel and concrete enhances the structural integrity and load-bearing capacity of these structures, making them capable of withstanding heavy loads, vibrations, and external forces. Additionally, steel billets are utilized in the construction of roof trusses and frames, which provide support for the stadium or arena's roofing system. These steel components offer the necessary strength and durability to withstand the weight of the roof, while also ensuring the overall stability of the structure. Furthermore, steel billets are employed in the production of seating structures, staircases, handrails, and other architectural elements within stadiums and arenas. These components not only contribute to the overall aesthetics of the venue but also provide safety and comfort to spectators. In summary, steel billets are indispensable in the construction of stadiums and arenas. They are transformed into various structural and architectural components that provide strength, stability, and durability to the overall structure. By utilizing steel billets, stadiums and arenas can be built to withstand the demands of large crowds, harsh weather conditions, and the test of time.
- Q:What are the different types of tests conducted on steel billets?
- There are several types of tests conducted on steel billets, including visual inspection, dimensional inspection, chemical composition analysis, mechanical testing, ultrasonic testing, and magnetic particle inspection. These tests are crucial to ensure the quality and integrity of the steel billets before they are further processed and used in various applications.
- Q:How are steel billets used in the manufacturing of heavy machinery?
- Steel billets are an essential element in the production of heavy machinery. These billets are semi-finished steel products that are either hot-rolled or forged into specific shapes, typically squares or rectangles. To start utilizing steel billets for heavy machinery, they must first be heated to a high temperature, which makes them easier to manipulate and work with. Once heated, the billets are shaped and formed through various processes like extrusion, rolling, or forging. This enables manufacturers to create the necessary components and parts for heavy machinery, including gears, shafts, frames, and structural elements. The use of steel billets in heavy machinery manufacturing is crucial due to steel's inherent properties. Steel is renowned for its strength, durability, and resistance to wear and tear. These characteristics make it an ideal material for heavy machinery that experiences intense forces, vibrations, and harsh operating conditions. Furthermore, steel billets offer versatility in terms of customization and design. Manufacturers can modify the shape, size, and composition of the billets to meet the specific requirements of the heavy machinery being produced. This adaptability allows for the creation of intricate and complex components that can withstand the demands of heavy-duty applications. Once the steel billets are shaped into the desired components, they undergo further processes like heat treatment, machining, and finishing. These additional steps enhance the mechanical properties and precision of the final products, ensuring that they meet the necessary specifications and standards for heavy machinery manufacturing. In conclusion, steel billets play a crucial role in the production of heavy machinery. Their malleability, strength, and customization options make them an ideal material for creating durable and reliable components that can withstand the demands of heavy-duty applications.
- Q:What are the different quality standards for steel billets?
- Steel billets undergo assessment based on various quality standards to determine their overall quality and suitability for different purposes. Notable quality standards include: 1. ASTM A615/A615M: This standard outlines the criteria for deformed and plain carbon-steel bars used in concrete reinforcement. It encompasses billets utilized in the production of reinforcing bars, focusing on their specific mechanical properties and dimensional tolerances. 2. ASTM A706/A706M: This standard specifies the requirements for low-alloy steel utilized in the production of reinforcing bars. It details the chemical composition, mechanical properties, and dimensional tolerances of the billets. 3. EN 10025-2: A European standard that stipulates the requirements for non-alloy structural steels. It covers billets used in the production of various structural elements, including beams, columns, and plates. The standard defines the chemical composition, mechanical properties, and technical delivery conditions of the steel billets. 4. JIS G3112: A Japanese industrial standard that addresses steel bars employed in concrete reinforcement. It outlines the chemical composition, mechanical properties, and tolerances for billets used in the production of reinforcing bars. 5. GB/T 699: A Chinese standard that establishes the quality requirements for carbon structural steels. It defines the chemical composition, mechanical properties, and technical delivery conditions of steel billets used in diverse structural applications. These quality standards guarantee that steel billets meet specific criteria concerning strength, durability, and dimensional accuracy. By adhering to these standards, one ensures that the steel billets are of superior quality and suitable for their intended use in construction, manufacturing, and reinforcement applications.
- Q:What are the main challenges in the recycling of steel billets?
- One of the main challenges in the recycling of steel billets is the presence of impurities and contaminants that need to be removed in order to produce high-quality recycled steel. Another challenge is the need for efficient sorting and separation techniques to properly categorize and process different types of steel billets. Additionally, the energy-intensive nature of the steel recycling process poses a challenge in terms of reducing carbon emissions and achieving sustainability goals.
- Q:How are steel billets used in the manufacturing of construction machinery parts?
- Steel billets are used in the manufacturing of construction machinery parts as the starting material for forging, casting, or machining processes. They are heated and shaped into various components such as gears, shafts, frames, and structural elements, providing the necessary strength, durability, and precision required for construction machinery.
- Q:What are the main factors affecting the fatigue strength of alloy steel billets?
- The main factors affecting the fatigue strength of alloy steel billets include the composition of the alloy, the presence of impurities or defects, the heat treatment process, surface conditions, and the presence of residual stresses. Additionally, the applied load, frequency, and environmental conditions can also influence the fatigue strength of alloy steel billets.
- Q:What are the different types of welding processes used for joining steel billets?
- There are several different types of welding processes that can be used for joining steel billets. Each method has its own unique characteristics and advantages, depending on the specific requirements of the project. Here are some of the most commonly used welding processes for joining steel billets: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW uses a consumable electrode coated in flux to create an arc between the electrode and the base material. This process is versatile and can be used for both thick and thin steel billets, making it widely used in various industries. 2. Gas Metal Arc Welding (GMAW): Commonly known as MIG welding, GMAW uses a continuous wire electrode and a shielding gas to protect the weld from atmospheric contamination. This process offers high productivity and is suitable for welding steel billets of various thicknesses. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, FCAW uses a continuously fed tubular electrode filled with flux. This process is ideal for welding thicker steel billets and is often used in heavy fabrication applications. 4. Gas Tungsten Arc Welding (GTAW): Also known as TIG welding, GTAW uses a non-consumable tungsten electrode and a separate filler metal. This process produces high-quality welds and is commonly used for joining steel billets in applications that require precision and aesthetic appeal. 5. Submerged Arc Welding (SAW): SAW involves the use of a continuously fed electrode and a granular flux that covers the weld area. The process is particularly suitable for welding thick steel billets and is often used in the construction of pressure vessels and heavy machinery. 6. Laser Beam Welding (LBW): LBW utilizes a laser beam to generate heat and join the steel billets. This process offers high precision and speed, making it suitable for a wide range of applications, including automotive and aerospace industries. 7. Electron Beam Welding (EBW): EBW uses a high-velocity electron beam to melt and join the steel billets. This process provides deep penetration and precise control, making it ideal for critical applications that require high-quality welds. It is important to consider the specific requirements, thickness, and material properties of the steel billets when selecting the appropriate welding process. Consulting with a welding expert can help determine the most suitable method for a given project.
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Square Billets for steel products material
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 14980 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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