Hot-rolled steel plate
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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 are steel sheets protected during storage in humid environments?
- Corrosion prevention is a common practice used to protect steel sheets stored in humid environments. This involves implementing various measures to minimize the steel sheets' exposure to moisture and humidity, which are the main contributors to corrosion. One effective method is applying a protective coating to the steel sheets. This coating acts as a barrier between the steel and the surrounding moisture, preventing direct contact and reducing the risk of corrosion. Depending on the specific requirements and conditions of the storage environment, different types of coatings, such as paint, oil, or specialized corrosion-resistant coatings, can be used. In addition to protective coatings, steel sheets can also be stored in a controlled environment with regulated temperature and humidity levels. This helps to reduce the amount of moisture in the air surrounding the steel sheets, thereby decreasing the likelihood of corrosion. Dehumidifiers or climate-controlled storage facilities can be utilized to achieve this controlled environment. Proper handling and packaging of the steel sheets also play a crucial role in their protection during storage in humid environments. It is important to store the sheets in a manner that allows for adequate airflow and ventilation to minimize moisture accumulation. Additionally, packaging materials, such as plastic wraps or moisture-resistant packaging materials, can provide an extra layer of protection against moisture. Regular inspection and maintenance are essential to ensure the ongoing protection of steel sheets during storage in humid environments. This includes regularly checking for signs of corrosion or damage and promptly addressing them to prevent further deterioration. In conclusion, a combination of protective coatings, controlled storage environments, proper handling, and regular maintenance are necessary to safeguard steel sheets from the negative effects of humidity and moisture during storage.
- Q: Can the steel sheets be used in harsh environments?
- Yes, steel sheets can be used in harsh environments. Steel is known for its durability, strength, and resistance to various environmental factors such as extreme temperatures, moisture, corrosion, and chemical exposure. Therefore, steel sheets are often utilized in industries and applications that require materials capable of withstanding harsh conditions.
- Q: Can steel sheets be used for soundproofing purposes?
- Steel sheets are indeed suitable for soundproofing purposes. Due to its density and rigidity, steel effectively blocks the transmission of sound waves. When utilized in soundproofing applications, steel sheets aid in reducing the amount of sound that penetrates through walls, floors, or ceilings. They can be installed as a barrier or added as an extra layer to existing structures, thus enhancing their soundproofing capabilities. However, it is essential to acknowledge that relying solely on steel sheets may not guarantee complete soundproofing, as sound can still travel through alternate pathways like windows or doors. Therefore, a comprehensive soundproofing approach may entail combining steel sheets with other sound-absorbing materials, such as acoustic foam or insulation, to achieve optimal outcomes.
- Q: How are steel sheets stored and transported?
- Steel sheets are typically stored and transported in stacks or bundles, where they are secured using steel strapping or banding. These bundles are often stored in warehouses or outdoor storage yards, with appropriate spacing and support to prevent damage. When being transported, steel sheets are loaded onto trucks or shipping containers, ensuring they are properly secured and protected from external elements.
- Q: How do I print the steel plate?
- Because in the stencil lettering all strokes forming holes, printing pigment through the hole leakage in the following paper
- Q: What is the thickness of the water resisting steel plate of the electrical outlet?
- According to the standard atlas "waterproof sleeve 02S404", the thickness of the water stopping ring steel plate should be 10mm~14mm.
- Q: How do steel sheets handle chemical exposure?
- Steel sheets are renowned for their outstanding ability to resist chemical exposure. They exhibit a high level of resistance to corrosion and can endure exposure to a wide array of chemicals, including acids, alkalis, solvents, and other substances that cause corrosion. This exceptional resistance is primarily attributed to the formation of a protective oxide layer, known as patina, on the surface of the steel. This layer acts as a barrier, preventing the chemicals from attacking the steel. Moreover, steel sheets can be further safeguarded by applying various protective coatings, such as galvanization, epoxy coatings, or powder coatings. These coatings provide an extra layer of protection and enhance the steel's resistance to chemical exposure. However, it is important to acknowledge that the resistance of steel sheets to chemical exposure may vary based on the specific type and concentration of the chemicals involved. Highly concentrated or aggressive chemicals may still lead to some degree of corrosion or damage to the steel surface over time. Hence, it is crucial to carefully consider the specific chemical environment and select the appropriate grade of steel and protective coating to ensure optimum resistance to chemical exposure. In summary, steel sheets are a dependable and durable choice for applications that demand resistance to chemical exposure. With careful selection and maintenance, they can effectively withstand diverse chemical environments and deliver long-lasting performance.
- Q: What's the corrosion resistance of hot-dip galvanized steel sheet?
- The surface coating of hot-dip galvanized steel can be anticorrosive
- Q: What does galvanized steel sheet "-PPGI" mean?
- Advantages: it has both mechanical strength and formability of the steel plate, as well as good decoration and corrosion resistance of organic materials. Coating adhesion is strong, can maintain colour and lustre for a long time novel.
- 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.
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Hot-rolled steel plate
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