HOT ROLLED STEEL SHEET

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Product Description:

1, carbon steel rimmed steel sheet (GB3274-88)

Steel rimmed steel sheet as the name suggests is made by boiling hot rolled steel plate made of ordinary carbon structural steel. Rimming steel deoxygenation is a complete steel, steel liquid oxygen content is higher, when molten steel after the injection mould, carbon oxygen reaction to produce large amounts of gas, resulting in liquid steel was named after boiling state. Rimming steel with low carbon content, and because no FeSi deoxidization, so steel containing silicon amount <0.07%. Boiling steel outer layer is crystallized in the boiling state, so the surface clean, compact, good surface quality, good processing performance. Rimming steel no large shrinkage hole, deoxidizer used less, low cost of steel. Rimming steel heart of impurities, with the serious segregation, mechanical heterogeneity, more gas in steel, low toughness, cold brittleness and aging sensitivity is larger, the welding performance is poor, so it does not apply to manufacturing under impact load, welding pieces of the structure and other important components work under low temperature.

Steel plate used in the manufacture of all kinds of stamping parts, construction and engineering structure and the structure of the machine is not too important and parts of boiling. The grade, chemical composition and mechanical properties of the material with GB700-79 (88) (technical specification for steel structure of ordinary carbon steel provisions boiling). Hot rolled thick steel plate with thickness of 4.5-200mm. Production units are mainly of Anshan Iron and steel company, Wuhan, Maanshan Iron and steel, TISCO, Chongqing steel, Handan iron and Steel General Factory, Xinyu steel, Liuzhou steel, Anyang steel company, Yingkou plate plant of Tianjin steel and etc..

2 killed steel, plain carbon steel (GB3274-88)

Ordinary carbon steel plate is made of ordinary carbon structural steel hot-rolled steel billet sedation. Deoxidation fully killed steel is steel, steel liquid deoxidation ferromanganese, ferrosilicon and full aluminum ingot casting liquid steel in front, more calm in the mould, does not produce the boiling state, so named for the killed steel. Advantages of killed steel is uniform chemical composition, so the mechanical properties of each part is uniform, the welding performance and good ductility, corrosion resistance is strong. But the surface of poor quality, concentrated shrinkage, higher cost.

Ordinary killed steel is mainly used for structural components, production impact at low temperature welding structure, and other requirements of high strength. The grade, chemical composition and mechanical properties of the material with GB700-79 (88) (technical conditions of steel carbon structure) provisions in killed steel. Size thickness of 4.5-200mm plate. Anshan Iron and steel company, Wuhan Iron and steel are the main production units, Wuyang Steel Corp, Maanshan Iron and steel, TISCO, Chongqing steel, Handan iron and Steel General Factory, Xinyu steel, Liuzhou steel, Anyang, Tianjin, Yingkou Steel Corp steel medium plate plant, a steel, three factory, Shaoguan iron and steel plant and Ji'nan iron and steel factory.

3, low alloy structural steel (GB3274-88)

Low alloy structural steel plate is made of hot rolled low alloy structural steel. Low alloy steel plate is killed steel and semi killed steel sheet. The utility model has the advantages of high strength, good performance, can save large amounts of steel, reduce the structure weight etc.. Low alloy structural steel is more and more widely used in machinery manufacturing and metal structural parts. Thickness of hot rolled steel plate 4.5-200mm. The production unit including Anshan, Wuhan, Wuyang Steel Corp, Maanshan Iron and steel, Chongqing steel, Xinyu steel, Liuzhou steel, Kunming Steel Corp, Tianjin steel, Shaoguan steel plant, Anyang Steel Corp, a steel, three factory and taiyuan.

Steel plate hot rolling with 4, general structure (GB2517-81)

Mainly used for general structure of buildings, bridges, vehicles, etc.. Steel plate (belt) thickness from 1.2-13.0mm; width from 700-1550mm; the length from 2000-12000mm.

5, welded weathering steel with structure (GB4172-84)

Weathering steel is atmospheric corrosion resistant steel. Welding structure with weathering steel is adding small amount of alloying elements in steel, such as steel, chromium, nickel, molybdenum, niobium, titanium, zirconium and vanadium, which form a protective layer on the surface of a metal matrix, in order to improve the weathering steel, and good welding performance. Mainly used in bridges, buildings and other structures.

6, high weatherability, structural steel plates (GB4171-84)

Atmospheric corrosion resistance of weathering steel is economic. Adding small amount of alloying elements in steel, such as steel, phosphorus, chromium, nickel, molybdenum and niobium, titanium, zirconium and vanadium, the level of protection to improve the weathering resistance steel is formed on the surface of the metal substrate. Mainly applicable to buildings, vehicles, towers and other structures.

7, checkered steel plate (GB3277-82)

Pattern plate is the surface with diamond or lentil shaped rib plate. The specifications to the thickness (rib thickness excluding) said. The pattern plate is provided with antiskid effect, often used as a floor, workshop, working frame escalator pedal, the deck of a ship and car plate etc.. The pattern plate material with ordinary carbon structural steel B1, B2 and B3 grade steel rolling form, its chemical composition meet the GB700-79 (technical conditions of steel carbon structure) regulations. Production units are mainly the Anshan Iron and steel and Anyang Steel Corp.

Steel plate for 8, bridge (YB168-70)

The bridge plate is dedicated to the rack railway or highway bridge plate making. Load and impact requirements and has high strength, toughness and bear the locomotive and vehicle, and have good fatigue resistance, low temperature toughness of certain and atmospheric corrosion resistance. Tethered to the welding of bridge steel also has good welding performance and low notch sensitivity. The main structural element for a railway bridge and highway bridge span between 46-160mm. The specifications: thickness from 6-50mm, width, length from 1.0-2.4mm from 2.0-16mm. The production of bridges in China are mainly used steel Anshan, Wuhan steel, steel unit three factory and Chongqing steel etc..

Q: How do steel sheets compare to other materials, such as aluminum or copper?: Steel sheets have several advantages over materials like aluminum or copper. Firstly, steel is known for its exceptional strength and durability. It can withstand heavy loads and resist impacts better than aluminum or copper. This makes steel sheets ideal for applications that require high strength and structural integrity, such as in construction or automotive industries. Additionally, steel sheets have a higher melting point compared to aluminum or copper. This means that steel can withstand higher temperatures without deforming or melting. It makes steel sheets suitable for applications that involve exposure to high temperatures, such as in manufacturing processes or engine components. Moreover, steel sheets have excellent corrosion resistance properties. Steel can be coated with various protective layers, such as zinc or chromium, to enhance its resistance to rust and corrosion. On the other hand, aluminum and copper are more prone to corrosion, especially when exposed to certain environments or chemicals. This makes steel sheets a preferred choice for outdoor applications or structures that require long-term durability. Another advantage of steel sheets is their cost-effectiveness. Steel is relatively cheaper compared to aluminum or copper, especially when considering its strength and durability. This makes steel sheets a more economical choice for various applications, where cost plays a significant role. However, aluminum and copper do have their own advantages. Aluminum is lightweight and has excellent thermal conductivity, making it suitable for applications that require lightweight materials or efficient heat transfer. Copper, on the other hand, has superior electrical conductivity, making it ideal for electrical wiring or components. In summary, steel sheets offer exceptional strength, durability, corrosion resistance, and cost-effectiveness compared to aluminum or copper. However, the choice of material ultimately depends on the specific requirements of the application, such as weight, thermal or electrical conductivity, and environmental factors.

Q: What is the standard size of a steel sheet?: The specific application and industry play a significant role in determining the varying standard sizes of steel sheets. However, it is common to find steel sheets in standard sizes like 4 feet by 8 feet (1.2 meters by 2.4 meters) or 5 feet by 10 feet (1.5 meters by 3 meters). These dimensions are widely utilized in construction, manufacturing, and fabrication processes. It is worth mentioning that customized sizes can be obtained to cater to the specific needs of a project or customer.

Q: Can steel sheets be drilled or machined?: Yes, steel sheets can be drilled or machined.

Q: How do steel sheets handle thermal expansion?: Steel sheets handle thermal expansion by expanding in size when heated and contracting when cooled. This expansion and contraction is accommodated through the flexibility and ductility of steel, allowing it to withstand and adjust to changes in temperature without significant damage or deformation.

Q: What are the different surface protection methods for steel sheets?: There are several different surface protection methods for steel sheets, including painting, galvanizing, powder coating, and applying protective films.

Q: Can steel sheets be recycled?: Yes, steel sheets can be recycled. Steel is one of the most commonly recycled materials worldwide due to its durability and ability to be melted down and reshaped without losing its strength.

Q: Can steel sheets be used for food processing or storage?: Using steel sheets for food processing or storage is not recommended. Although steel is a durable material commonly used in various industries, including food processing, it is not suitable for direct contact with food. Steel sheets may contain chemicals like zinc coating or other metallic coatings, which can contaminate the food and pose health risks. Moreover, steel sheets are prone to rusting, and rust can also contaminate the food. To ensure the safety and quality of the food, it is recommended to utilize food-grade materials like stainless steel or food-grade plastic for food processing and storage.

Q: What are the different thicknesses available for steel sheets?: The thicknesses available for steel sheets vary and can range from as thin as 0.4mm to as thick as 25mm, depending on the specific requirements and applications.

Q: Are steel sheets suitable for data center infrastructure?: Indeed, data center infrastructure can rely on steel sheets. The utilization of steel sheets in the establishment of data centers is prevalent because of their exceptional robustness, longevity, and resistance to fire. Furthermore, they furnish essential support for the infrastructure, encompassing server racks, cabinets, and raised flooring systems. Not only do steel sheets safeguard data center equipment against potential dangers such as electromagnetic interference (EMI) and physical harm, but they can also be conveniently tailored and adapted to suit the precise demands of a data center. This adaptability renders them a favored option for constructing data center infrastructure.

Q: What are the different sheet metal welding techniques for steel sheets?: There are several sheet metal welding techniques commonly used for steel sheets, including spot welding, seam welding, and TIG welding. Spot welding involves joining two metal sheets by applying pressure and heat at specific points, creating a strong bond. Seam welding, on the other hand, involves continuously welding along the length of a joint, creating a continuous welded seam. TIG welding, also known as tungsten inert gas welding, uses a non-consumable tungsten electrode to create an arc that melts the metal, forming a weld pool that fuses the steel sheets together. Each technique has its own advantages and is chosen based on the specific requirements of the project.

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