Hot Rolled Square Bar with High Quality of Grade Q235，Q275
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 3000 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Square Bar with High Quality of Grade Q235，Q275 at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Square Bar with High Quality of Grade Q235，Q275 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Hot Rolled Square Bar with High Quality of Grade Q235，Q275 are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Description:
-Standard: Q235 Q275
--Chemical Composition:
Standard | Grade | Element (%) | ||||
GB | Q235/275 | C | Mn | S | P | Si |
0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 | ||
Measures of HR Square Bar (small measures):
(Section of HR Square Bar)
-Length of a side and Theoretical weight of Square Bar.
Length of a side(mm) | Theoretical weight(kg/m) | Length of a side(mm) | Theoretical weight(kg/m) |
7 | 0.385 | 22 | 3.80 |
8 | 0.502 | 24 | 4.52 |
9 | 0.636 | 25 | 4.91 |
10 | 0.785 | 26 | 5.30 |
11 | 0.950 | 28 | 6.15 |
12 | 1.13 | 30 | 7.06 |
13 | 1.33 | 32 | 8.04 |
14 | 1.54 | 34 | 9.07 |
15 | 1.77 | 36 | 10.17 |
16 | 2.01 | 38 | 11.24 |
17 | 2.27 | 40 | 12.56 |
18 | 2.54 | 42 | 13.85 |
19 | 2.82 | 45 | 15.90 |
20 | 3.14 | 48 | 18.09 |
21 | 3.46 | 50 | 19.63 |
Notes:
1, The theoretical weights in the list, base on the density of 7.85 g/cm3.
2, Formula for theoretical weight of Square bar: (length of a side)2 * 0.00785
3, The numbers with ＊mean that they are not regular or we don’t offer them.
-Regular length of Square Bar:
Steel | Length of a side (mm) | Length of steel (m) |
Normal steel | < 25 | 4~10 |
> 25 | 3~9 | |
Steel of high quality | All measure | 2~6 |
Tool steel >75 | 1~6 |
Usage/Applications of HR Square Bar:
-The Square Bar is normally used as structure steel.
-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc…
Packaging & Delivery of HR Square Bar:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks: We make tag marks and color marks. The tag marks with white background and red company logo will be tied up to each bundle of the products. The information is usually including basic information of products and company and other information requested by customers. As for color marks, we will paint both ends of bundles to make sure that it will be more convenient for customers to distinguish them from other products.
-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.
Transportation:
-The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.
-The maximum quantity of loading of container is 25 tons.
-The products are usually transported to the nearest port from the production place.
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q4: What makes stainless steel stainless?
A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
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- Q: What are the specifications for alloy steel billets used in the aerospace industry?
- The specifications for alloy steel billets used in the aerospace industry typically include specific chemical composition requirements, such as precise percentages of various alloying elements, to ensure desired mechanical properties and performance. These billets often need to meet stringent standards for strength, durability, and resistance to fatigue and corrosion. Additionally, they may need to adhere to specific dimensional tolerances, surface finish requirements, and undergo various testing and inspection procedures to ensure their suitability for aerospace applications.
- Q: How are steel billets used in the manufacturing of packaging materials?
- Packaging materials often utilize steel billets due to their durability and strength. These billets, essentially semi-finished steel products, serve as the raw material for packaging products like cans, drums, and containers. To manufacture packaging materials, the steel billets are initially heated to a specific temperature, making them easily moldable. They then undergo a series of rolling mills, where they are flattened and elongated into the desired size and shape. This process, referred to as hot rolling, enhances the steel's mechanical properties and increases its strength. Once the steel billets have taken on the desired shape, they undergo further processing and coating to enhance their resistance to corrosion and create a smooth surface finish. The type of coating used, whether it be a layer of tin, lacquer, or polymer, depends on the specific packaging requirements. The final steel packaging materials offer a multitude of advantages. They are robust and sturdy, effectively protecting the products they contain. They are also impermeable to moisture, gases, and light, ensuring the freshness and preservation of the packaged goods. Moreover, steel packaging materials are completely recyclable, making them an environmentally-friendly choice for packaging solutions. In conclusion, steel billets play a crucial role in the manufacturing of packaging materials. Through shaping, rolling, and coating processes, these billets are transformed into resilient and durable packaging products that provide exceptional protection and preservation for a wide variety of goods.
- Q: Billet heating furnace billet temperature reached, steel will be adhesion
- There are a lot of billet heating furnace manufacturers, not just look at the price and go blind choice, billet heating furnace selection properly, will directly affect the day after work is carried out properly, choose cost-effective equipment is the first choice for users, recommended to look at the video consultation.
- Q: How do steel billets compare to other forms of raw steel material?
- Steel billets are a preferred form of raw steel material due to their consistent shape and size, making them easier to handle and process. Compared to other forms like ingots or slabs, billets offer higher purity, improved mechanical properties, and better surface quality, making them ideal for various industrial applications.
- Q: What is the role of steel billets in the manufacturing of automotive engine components?
- The production of automotive engine components relies heavily on steel billets, which are crucial in this process. These billets, essentially halfway finished steel items, act as the primary raw material for forging a variety of engine parts. The automotive industry has a high demand for engines that are efficient, durable, and capable of withstanding extreme conditions. Steel billets possess the necessary characteristics to meet these requirements. They are made from top-quality steel alloys, which exhibit exceptional strength, toughness, and resistance to heat. Once obtained, the steel billets go through a series of manufacturing processes to convert them into engine components like crankshafts, connecting rods, camshafts, and valve springs. Among these methods, forging is the most commonly used technique to shape the billets into these parts. During the forging process, the steel billets are heated to a specific temperature, making them more malleable. They are then subjected to high pressure, which molds them into the desired form. This process guarantees that the engine components possess the necessary strength and integrity to withstand the high stresses and temperatures experienced within an engine. One of the main advantages of utilizing steel billets in the production of automotive engine components is their ability to deliver superior performance and durability. Steel has a high tensile strength, enabling the engine parts to endure the intense forces and vibrations encountered during operation. Furthermore, steel's resistance to heat ensures that these components can withstand the elevated temperatures generated in the engine without deforming or failing. Aside from their mechanical properties, steel billets also offer cost-effectiveness in the manufacturing process. Steel is widely available and relatively inexpensive, making it an economically viable choice for mass production in the automotive industry. In conclusion, steel billets are indispensable in the production of automotive engine components due to their exceptional strength, durability, and resistance to heat. These semi-finished steel products serve as the basis for forging engine parts that can withstand the demanding conditions of automotive engines, ensuring the production of reliable and high-performance vehicles.
- Q: How do steel billets contribute to the corrosion resistance of a product?
- Steel billets, which are semi-finished steel products, contribute to the corrosion resistance of a final product by providing a high-quality base material. Steel billets are made from steel alloys that contain specific elements such as chromium, nickel, and molybdenum, which enhance the corrosion resistance properties of the steel. These alloying elements form a protective layer on the surface of the steel, known as a passive film, which prevents or slows down the corrosion process by acting as a barrier against corrosive agents. Additionally, the composition and processing of steel billets can be tailored to meet specific requirements, allowing for the production of corrosion-resistant products suitable for various applications.
- Q: How are steel billets used in the production of construction components?
- Construction components rely on steel billets as a crucial raw material. These billets are utilized primarily in the creation of various structural elements like beams, columns, and bars, which compose the framework of buildings and infrastructure projects. The process commences with steel billets, semi-finished products formed by casting molten steel into rectangular or square shapes. Subsequently, these billets undergo further processing and transformation into specific construction components through diverse manufacturing techniques. One widespread application of steel billets involves beam production, which is indispensable for supporting the weight of floors, roofs, and walls in buildings. The billets are subjected to rolling mills, where they are heated and passed through a series of rollers to acquire the desired beam profile. This process facilitates the production of beams in varying sizes and lengths, tailored to the unique requirements of each construction project. Steel billets are also employed in the manufacture of columns, which provide vertical support to structures. Similar to beams, billets are processed through rolling mills to achieve the necessary column shape. Subsequently, the columns are connected to the beams, creating the skeletal framework of the building and ensuring strength and stability. Additionally, steel billets find application in the production of reinforcing bars, commonly referred to as rebar, used for reinforcing concrete structures. These rebar play a critical role in enhancing the strength and durability of concrete. Billets are once again processed through rolling mills to create rebar in various diameters and lengths. The rebar is then embedded within the concrete to provide tensile strength, preventing cracking, and increasing the overall structural integrity. In summary, steel billets are pivotal in the production of construction components as they serve as the starting point for the manufacturing process. They are transformed into beams, columns, and rebar, which offer the necessary strength and stability required for building and infrastructure projects.
- Q: How are steel billets used in the production of sheet metal?
- The production of sheet metal involves using steel billets in a process called rolling. Rolling entails passing steel billets through a series of rollers in order to decrease their thickness and create a flat sheet. To begin the process, the steel billets are heated to a specific temperature, which enhances their malleability. Once heated, the billets are fed into a rolling mill where they pass through a sequence of rollers that gradually reduce the thickness of the steel. As the billets are rolled, they undergo compression and elongation, resulting in a thinner and longer piece of steel. This procedure is repeated multiple times, with each pass further reducing the thickness of the steel sheet. After reaching the desired thickness, the sheet is cooled and cut into specific lengths. The end product is a flat sheet of sheet metal that can be further processed and utilized in various industries, including construction, automotive, and manufacturing. Steel billets play a vital role in the production of sheet metal as they serve as the raw material from which the sheets are formed. Their malleability and ability to withstand the rolling process make them an excellent choice for creating thin and long-lasting sheet metal.
- Q: What are the market trends and growth prospects for steel billets?
- Steel billets are a crucial component of the steel industry, serving as the raw material for various downstream applications. The market trends and growth prospects for steel billets are largely influenced by factors such as global economic growth, infrastructure development, and the demand for steel in various sectors. One of the significant market trends for steel billets is the increasing demand from the construction industry. With rapid urbanization and infrastructure development in emerging economies, the need for steel-intensive construction projects is rising. Steel billets are widely used in the construction of bridges, buildings, and other infrastructure projects, driving the demand for this product. Another market trend is the growing demand for steel billets in the automotive industry. The automotive sector is a major consumer of steel, and as the industry shifts towards lightweight and high-strength materials, the demand for steel billets is expected to grow. Steel billets are used in the production of various automotive components, including engine parts, chassis, and suspension systems. Furthermore, the increasing focus on renewable energy sources, such as wind and solar power, is expected to drive the demand for steel billets. Wind turbines and solar panel structures require steel components, and as renewable energy projects continue to expand globally, the demand for steel billets is likely to witness significant growth. In terms of growth prospects, the steel billets market is expected to experience steady growth in the coming years. The Asia-Pacific region, particularly China and India, is expected to dominate the market due to their robust construction and infrastructure sectors. These countries have massive urbanization projects and ongoing infrastructure development plans, which will drive the demand for steel billets. Additionally, the recovery of the global economy after the COVID-19 pandemic is expected to boost the demand for steel billets. As economies rebound and industrial activities pick up pace, the demand for steel in various sectors, including construction, automotive, and energy, will increase, positively impacting the market for steel billets. However, it is important to note that market trends and growth prospects for steel billets can be influenced by factors such as fluctuations in raw material prices, trade policies, and environmental regulations. Moreover, the increasing adoption of alternative materials, such as aluminum and composites, in certain applications may pose a challenge to the growth of the steel billets market. In conclusion, the market trends for steel billets are driven by the demand from the construction, automotive, and renewable energy sectors. The growth prospects for this market are promising, particularly in the Asia-Pacific region, as economies recover from the pandemic and infrastructure projects gain momentum. However, challenges such as raw material price fluctuations and competition from alternative materials should also be considered.
- Q: How are steel billets used in the manufacturing of railway components?
- Steel billets play a vital role as a primary raw material in the production of railway components. The billets serve as the initial stage in the manufacturing process, being transformed into a variety of parts including rails, wheels, axles, and structural elements. To commence the transformation, the steel billets undergo heating in a furnace to achieve a specific temperature, making them more malleable and easier to shape. Once heated, the billets are then subjected to a series of rolling mills, gradually taking on the desired form. For instance, in the production of railway tracks, the heated billets are rolled and shaped into long continuous bars known as rails. These rails are subsequently cut to the required length and undergo further processes such as straightening, grinding, and drilling to meet the necessary specifications. Similarly, steel billets are also employed in the manufacturing of railway wheels and axles. The heated billets are rolled and shaped into round bars, which are then subjected to additional processing to form the wheel and axle components. These components undergo further treatments such as heat treatment, machining, and testing to ensure their strength, durability, and ability to withstand the demanding loads and stresses associated with railway operations. Furthermore, steel billets find utility in the production of other railway components such as couplers, buffers, and suspension systems. These billets are shaped and processed according to the specific requirements of each component, ensuring proper functioning and compatibility with the overall railway system. In conclusion, steel billets are an indispensable ingredient in the manufacturing of railway components. Through heating and rolling processes, they are transformed into rails, wheels, axles, and other structural elements. These components then undergo further processing and testing to guarantee their quality, reliability, and adherence to the rigorous standards of the railway industry.
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Hot Rolled Square Bar with High Quality of Grade Q235，Q275
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 3000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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