THE HOT-ROLLED STEEL COIL

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HOT-ROLLED STEEL COIL

Hot rolled low hardness, easy processing, good ductility.

we can supply customers' with different specifications of the highest quality and lowest price.

Sincerely welcome to contact us for the future details if any item interest you ,and we will make every effort to assure that your requirements will be satisfied ,and we hope to establish long-term business relations with you on the basis of the equality and mutual benefit.

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Available specification：

	thickness	width(mm)	length(mm)	coil inside diameter(mm)
HOT ROLLED STEEL COIL	1.5-25	600-2000		762
HOT ROLLED STEEL STRIP	1.5-20	30-720		762
HOT ROLLED STEEL PLATE	6-700	500-4500	4000-18000
HOT ROLLED STEELSHEET	1.2-25	50-2000	0-18000

we can supply all these inndustrial materials with reasonable price and high quality.

Q: Well the other day i told my friend that when you put a compass near steel it will screw up and he said only magnets do that then i showed him and it worked then he said: that'ss because steel has its own magnet in it coz it builds up static electricity is that correct what he said? thanks: no it is not, he made that up steel is a conductor and can't build static electricity. Compass needle is a magnet and as such was attracted to steel .

Q: How do steel coils contribute to energy efficiency in appliances?: Steel coils contribute to energy efficiency in appliances in several ways. Firstly, steel coils are commonly used in the heat exchangers of appliances such as refrigerators, air conditioners, and water heaters. These coils transfer heat efficiently, allowing appliances to cool or heat the desired space using less energy. By maximizing heat transfer, steel coils help appliances reach the desired temperature faster and maintain it with minimal energy consumption. Secondly, steel coils are often used in the heating elements of appliances like stoves and ovens. These coils provide direct heat to cook or bake food. Steel's excellent thermal conductivity ensures that the heat is evenly distributed, reducing cooking time and energy consumption. This allows appliances to work more efficiently, saving both time and energy. Furthermore, steel coils are durable and long-lasting, which contributes to energy efficiency in appliances. Appliances with steel coils are built to withstand high temperatures and frequent use. This means they require less maintenance and replacement, resulting in fewer resources being used to produce new appliances. By reducing waste and conserving resources, steel coils indirectly contribute to energy efficiency and sustainability. Lastly, steel is a recyclable material. When appliances reach the end of their life cycle, the steel coils can be recycled and used to produce new products. Recycling steel reduces the need for extracting raw materials and saves energy that would otherwise be required in the manufacturing process. This promotes energy efficiency and reduces the environmental impact of appliances. In conclusion, steel coils contribute to energy efficiency in appliances by optimizing heat transfer, reducing cooking time, promoting durability, and facilitating recycling. These factors collectively help appliances operate more efficiently, save energy, and contribute to a more sustainable future.

Q: What are the different methods of coil welding for steel coils?: Steel coils can be welded using various methods, each with its own pros and cons. The following are some commonly used techniques: 1. Resistance Welding: In this method, an electric current is passed through the coils to generate heat, which fuses the ends together. It is a fast and efficient process that produces reliable welds. Industries requiring high-speed production often utilize resistance welding. 2. Arc Welding: This technique involves creating an electric arc between an electrode and the workpiece to create a weld. It can be further categorized into processes like shielded metal arc welding (SMAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW). Arc welding offers good penetration and can be applied to a wide range of steel coils. 3. Laser Welding: Laser welding employs a high-powered laser beam to melt and join the ends of the coils. It provides precise control, high welding speeds, and minimal distortion. Industries such as automotive and electronics, which require precision and aesthetics, often rely on laser welding. 4. Induction Welding: This method involves using electromagnetic induction to heat the coils, which then melt and are pressed together to form a weld. It is suitable for thin-gauge steel coils and allows for precise control over the welding process. 5. High-Frequency Welding: High-frequency current is used to heat and weld the coils together in this technique. It is commonly used for pipes and tubes and offers high production rates and good weld quality. 6. Friction Welding: Friction welding creates a weld by generating heat through the rubbing of the coil ends. It is a fast and reliable method that produces strong joints. Industries requiring high-strength welds, such as automotive and aerospace, often employ friction welding. These are just a few of the many coil welding methods for steel coils. The choice of technique depends on factors like the steel type and thickness, required weld strength, production speed, and project requirements as a whole.

Q: I know aluminum is lighter but I'm looking at a 01 bianchi grizzly mountain bike which is steel. I used to ride a specialized stumpjumper m4 which was aluminum. It was quite light so I don't know if I'll like a bit heavier bike but overall what is better from those who have had both?: Im a huge fan of steel frames. #1. they dont feel like they are bouncing off things like aluminum #2. they absorb more vibrations #3. they can be fixed if you wreck them #4. They dont weigh much more (if anymore) then aluminum #5. you are in a very limited clique #6. a steel frame will far out-live an aluminum frame. #7. it doesnt sound like your riding a tin can. #8. break a hose or cable guide, and you simply can take it down to your local muffler shop and have them weld one back on.. an aluminum frame is so fragile it will probably have to be replaced. Aluminum frames do have their pluses. #1. they are very stiff #2. you dont have to worry about rust #3. every company on the planet makes aluminum frames so they are easy to find... #4. looks. because aluminum is so stiff, there are some very radical frame designs. steel frames are just boring to look at. if you like steel frames, you wont want to go to aluminum. if you like aluminum, you could consider steel.

Q: How are steel coils used in the production of metal cladding?: Steel coils serve as the primary raw material for metal cladding production. Metal cladding involves covering a building's exterior with a layer of steel to enhance its durability, aesthetics, and insulation. To begin the manufacturing process, galvanized steel coils are used. These coils are made by coating steel with zinc to prevent corrosion. They are then unrolled and fed into a roll-forming machine, which shapes them into the desired profile for the cladding panels. Once the coils are formed, they undergo various processes to improve their properties. These processes include cutting, perforating, and embossing to create patterns, textures, or openings in the panels. Additional protective layers, such as paint or powder coating, can also be applied to enhance corrosion resistance and appearance. The shaped and processed coils are assembled into metal cladding panels. These panels interlock seamlessly to create an appealing exterior for buildings. They can be attached to the building's structure using screws, clips, or adhesives. Using steel coils in metal cladding production offers several advantages. Steel is a strong and durable material, making it suitable for exterior applications that require resistance to weathering, impact, and other environmental factors. It also allows for a wide range of design options and customization. In summary, steel coils are essential in the production of metal cladding. They serve as the raw material, which is shaped, processed, and assembled into panels that enhance buildings' protection, aesthetics, and insulation properties.

Q: How are steel coils used in the manufacturing of agricultural irrigation systems?: Steel coils are used in the manufacturing of agricultural irrigation systems primarily for the fabrication of pipes and tubing. These coils are formed into the desired shape and size, allowing for efficient water transportation and distribution throughout the agricultural fields.

Q: What could the impurities in steel wool be?And why are they there?Thanks for your help :): Impurities in steel wool would be of the elemental type. I'm sure steel wool is a mixture of different low grade not good for much of anything else materials. There may be excessive impurities such as lead, cobalt, boron, aluminum etc... in the steel wool. There may also be solvent residue on the wool i.e cleaner, lubricant etc.. I'm sure every batch is different - I know the iron level is high thats what makes them rust quickly.

Q: How are steel coils used in the manufacturing of airbags?: Steel coils are used in the manufacturing of airbags to provide stability and structure. These coils are typically placed inside the airbag module to ensure proper deployment and inflation during a collision. The steel coils help maintain the desired shape and prevent the airbag from collapsing, allowing it to effectively protect the occupants of a vehicle in the event of a crash.

Q: How are steel coils used in the manufacturing of automotive fuel tanks?: Steel coils are used in the manufacturing of automotive fuel tanks as they are shaped and welded to form the structure of the tank. The coils provide strength and durability to the tank, ensuring it can withstand the pressure and impact of the fuel. Additionally, the steel coils are often coated to prevent corrosion and ensure longevity of the fuel tank.

Q: is there a type of steel that is stronger or does the rail represent the top of the line?: No, train tracks are not made of the strongest steel. Actually, I believe they are made from a rather mild steel, maybe a high-carbon steel in the curves, but no means is this top of the line. Probably the best all around high strength steel, if you count hardness, tensile strength, shear, and yield is Eglin steel. It has a yield of about 245,000 psi an ultimate strength of around 293,000 psi a harness of 45.6 and an impact of about 75 joules. It's cheaper than exotic alloys, you can build aircraft with the stuff because weight isn't an issue and it's plenty strong enough. Its also very strong even in extreme temperatures. The material has a wide range of other applications, from missile parts and tank bodies to machine parts.

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