Hot Rolled Steel Coils /Sheets
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Product: | Hot Rolled Steel Coils/Sheets |
Material: | Q195,Q235,A36,SS400,S235JR,Q345,ST37-2, CCSB etc |
Standard : | JIS G3002 GB/T251B |
Technique: | hot rolled |
Thickness | 1.2mm to 200mm |
Tolerance of thickness: | :+/-0.03mm |
Width: | 750mm-2000mm |
Tolerance of width: | :+/-5.00mm (aiming to +/-2.00mm) |
Normal width: | 914mm, 1000mm, 1200mm, 1219mm, 1250mm,1500mm |
Length: | According to requirement |
Coil ID: | 508mm-610mm |
Coil Weight: | 10-25 Metric Tons |
Surface: | Black, Chromate, fingerprint resistant treatment, slight oiled or non-oiled, dry |
Port of Loading: | Tianjin/Shanghai port |
Packaging Details: | Standard export packing or according to the clients required |
Delivery Time | Within 30 days after received 30% deposit or workable L/C |
Payment Terms: | L/C,T/T |
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- Q: Can steel coils be welded together?
- Yes, steel coils can be welded together. Welding is a common method used to join steel coils, where the edges of the coils are heated and fused together to create a continuous and strong joint.
- Q: What are the different types of steel coil grades and specifications?
- There are several different types of steel coil grades and specifications available in the market. These grades and specifications are designed to meet various industry requirements and applications. Some of the commonly used steel coil grades and specifications are: 1. Hot Rolled Steel Coils: These coils are produced by heating the steel above its recrystallization temperature and then rolling it at a high temperature. Hot rolled steel coils are commonly used in applications where dimensional accuracy and surface finish are not critical. 2. Cold Rolled Steel Coils: Cold rolled steel coils are produced by further processing hot rolled coils through cold reduction mills. This process results in improved surface finish, tighter tolerances, and higher strength compared to hot rolled coils. Cold rolled steel coils are widely used in automotive, construction, and electrical industries. 3. Galvanized Steel Coils: Galvanized steel coils are coated with a layer of zinc to protect them from corrosion. This process, known as galvanization, enhances the durability and longevity of the steel coils. Galvanized steel coils are commonly used in applications such as roofing, fencing, and automotive body parts. 4. Stainless Steel Coils: Stainless steel coils are made from a combination of iron, chromium, and other elements that provide excellent corrosion resistance and high strength. These coils are widely used in industries such as food processing, chemical, and medical, where hygiene and corrosion resistance are critical. 5. High-strength Low-alloy (HSLA) Steel Coils: HSLA steel coils are designed to have higher strength and improved formability compared to conventional carbon steels. These coils are commonly used in structural and transportation applications, where weight reduction and high strength are required. 6. Electrical Steel Coils: Electrical steel coils, also known as silicon steel or transformer steel, are specifically designed for use in electrical equipment such as transformers, motors, and generators. These coils have low core losses and high magnetic permeability, making them ideal for efficient energy transfer. 7. Tool Steel Coils: Tool steel coils are specially formulated to have high hardness, wear resistance, and toughness. These coils are commonly used in the manufacturing of cutting tools, dies, and molds. These are just a few examples of the various types of steel coil grades and specifications available in the market. The selection of the appropriate grade and specification depends on the specific application requirements, such as strength, corrosion resistance, formability, and surface finish.
- Q: How are steel coils used in the production of roofing and siding?
- Roofing and siding materials heavily rely on steel coils as a vital element. These coils, crafted from high-quality steel, undergo several processes to convert them into the final products used in roofing and siding. To start with, the steel coils are unwound and flattened to obtain a smooth steel sheet. Subsequently, this sheet is thoroughly cleansed to eliminate any impurities or contaminants. The cleansing procedure involves treating the steel's surface with chemicals and rinsing it meticulously to ensure a spotless and sleek surface. Following this, the steel sheet receives a protective layer to enhance its durability and resistance against corrosion. This coating can be executed through various techniques such as hot-dip galvanizing, electro-galvanizing, or applying a metallic or organic layer. The preferred method of coating depends on the desired properties and aesthetic requirements of the roofing or siding material. After the coating process, the steel sheet is shaped and formed into the desired structure and profile. For roofing purposes, the steel sheet is commonly corrugated or shaped into interlocking panels. This facilitates easy installation and guarantees a secure and weather-resistant roofing system. Similarly, for siding applications, the steel sheet can adopt various profiles like horizontal or vertical panels, shingles, or shakes. Once the steel sheet is formed, it may undergo additional treatments to improve its performance. This can involve applying a protective coat of paint or other finishes to enhance its appearance and resistance against fading, chipping, or scratching. The steel coils can also be embossed or stamped with patterns or textures to provide aesthetic appeal. In conclusion, steel coils play a vital role in the production of roofing and siding materials. They offer strength, durability, and weather resistance, making them an ideal choice for safeguarding structures from the elements. Furthermore, steel coils provide versatility in terms of shape, profile, and finish, allowing for a wide range of design options for roofing and siding applications.
- Q: Can steel coils be coated with noise-reducing materials?
- Yes, steel coils can be coated with noise-reducing materials.
- Q: How are steel coils used in the production of pipes and tubes?
- Steel coils are an essential component in the production of pipes and tubes. They are used as the raw material to create the cylindrical shape of the pipes and tubes. The coils are unrolled and fed into a machine called a pipe or tube mill, where they undergo a series of manufacturing processes. First, the steel coils are unwound and straightened to remove any bends or twists. Then, the edges of the coils are trimmed to ensure they are smooth and even. This process is known as slitting. Next, the coils are passed through a forming machine, where they are bent into the desired shape. For pipes, the coils are bent into a circular shape, while for tubes, they can be formed into various shapes, including square, rectangular, or oval. Once the coils have been formed, they are welded together along the length to create a continuous pipe or tube. This welding process can be done using various techniques, such as high-frequency induction welding, electric resistance welding, or submerged arc welding. After the welding is complete, the pipes or tubes may undergo additional processes to improve their properties. These processes can include heat treatment, such as annealing or quenching, to enhance their strength or hardness. Finally, the pipes or tubes are cut to the desired length and may undergo further finishing processes, such as straightening, polishing, or coating, depending on their intended application. In summary, steel coils are used in the production of pipes and tubes as the starting material. They are unrolled, straightened, and formed into the desired shape before being welded together to create a continuous pipe or tube. These products can then undergo various additional processes to improve their properties and meet specific requirements.
- Q: How are steel coils used in the manufacturing of defense equipment?
- Steel coils are used in the manufacturing of defense equipment as they provide the necessary strength, durability, and flexibility required for various applications. These coils are often processed and shaped into components such as armor plates, vehicle frames, ammunition casings, and other structural parts. The high tensile strength and resistance to impact and deformation make steel coils an ideal material for protecting military personnel and assets, ensuring the reliability and effectiveness of defense equipment.
- Q: How are steel coils used in the manufacturing of automotive exhaust systems?
- Steel coils are used in the manufacturing of automotive exhaust systems as the primary material for producing pipes and tubing. These coils are processed and formed into various shapes and sizes to create the necessary components, such as the main exhaust pipe and smaller sections for mufflers and catalytic converters. The steel's strength and durability make it an ideal choice for withstanding the high temperatures and corrosive nature of exhaust gases, ensuring the longevity and functionality of the system.
- Q: How are steel coils used in the production of industrial shelving?
- Steel coils are used in the production of industrial shelving as they are typically cut and shaped into various components, such as uprights, beams, and braces, which are then assembled to create sturdy and durable shelving units. The coils provide the necessary strength and stability required to support heavy loads and withstand the demands of an industrial environment.
- Q: Hi, does anyone know where i can find more about this topic ? fire resistant steels for structural applications. thanks
- Steel okorder /
- Q: I'm putting a bathroom in my basement. I'm an Ironworker btw. I wanted to go with steel studs due to the fact that they are light, and I won't have a big mess. I live in the Chicago area and they should be easy to find. Here is my question. Are they not being used anymore? I ordered 100 studs from Lowe's but they didn't have track. The delivery guy was a retired Carpenter and he told me that I got all the studs they had, they no longer stock steel studs, and they don't have track. Am I missing something? Menards didn't have track either.
- Ask a Carpenter friend where you can buy metal studs. There should be a large drywall supplier somewhere close to your area - they usually also stock metal studs and ceiling grid that sort of all goes together for contractors. You will have a choice of 20 or 25 gauge studs track. 25 gauge is pretty flimsy so I suggest using 20 gauge. Get a small box of tek screws to attach studs to track. Also get some self drilling drywall screws 1+5/8 for 5/8 thick gyp bd. or 1+1/4 for 1/2 gyp bd. I would also buy MR drywall (moisture resistant) for any work in a basement. Another tip : Buy some 1x4 composite trim boards to use for your bottom plate. Clean the slab good where you plates will go, then use some Liquid Nails hd and glue your plates down to the slab. That way you won't be drilling holes in the slab that could allow water to seep up through them. The composite trim will not wick moisture and it will keep your metal studs up off the floor should you ever have a water problem in the bathroom. Keep your drywall up off the floor about 1/2 by laying a scrap pc. of drywall against the plate before you hang the board. Allow enough room to line the perimeter of your door frame with 2x 4 vs. metal stud. It makes it easier installing the door and trim.
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Hot Rolled Steel Coils /Sheets
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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