First Class Hot Rolled Steel Sheet in Coil
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 20000 m.t./month
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Hot Rolled Steel Coils/Sheets
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 |
- Q: How are steel coils inspected for surface quality?
- To ensure that steel coils meet the required standards and are defect-free, a meticulous inspection process is carried out using various methods and technologies. The following steps are involved in inspecting the surface quality of steel coils: 1. Visual Inspection: Trained personnel visually examine the entire surface of the coils to detect any visible defects such as scratches, dents, or irregularities. This step allows for the identification of obvious issues through visual observation. 2. Magnetic Particle Inspection: This non-destructive testing method involves applying a magnetic field to the surface of the steel coil and then adding a magnetic particle solution. Any surface cracks or defects cause the magnetic particles to cluster, making them visible under appropriate lighting. This technique effectively detects surface cracks and abnormalities. 3. Eddy Current Testing: Electromagnetic induction is used in this inspection method to identify surface defects. An eddy current probe is moved over the surface of the steel coil, and any variations in the electrical current induced by the magnetic field are detected. This technique is especially useful for detecting surface cracks, pits, or corrosion. 4. Ultrasonic Testing: Ultrasonic waves are employed to inspect the surface of the steel coil for hidden defects like subsurface cracks or inclusions. High-frequency sound waves are transmitted into the material, and any changes in the reflected sound wave pattern indicate the presence of defects. Ultrasonic testing is highly reliable and can detect even the smallest defects within the steel coil. 5. Surface Roughness Measurement: Specialized equipment is used to measure the surface roughness of the steel coil. This measurement helps determine if the surface meets the required smoothness standards. The equipment scans the surface and provides detailed information about the roughness, allowing the inspector to ensure it falls within an acceptable range. In summary, the inspection of steel coils for surface quality involves a comprehensive process that combines visual examination with advanced testing methods such as magnetic particle inspection, eddy current testing, ultrasonic testing, and surface roughness measurement. These inspection techniques effectively identify and evaluate potential defects or surface irregularities, ensuring that the steel coils meet the necessary surface quality standards.
- Q: Is Ace Steel's wrestling school still running?And do you know if their are any other wrestling schools in chicago?
- Steel Domain
- Q: What are the challenges in coil slitting for thin gauge materials?
- Coil slitting for thin gauge materials comes with its own set of challenges that need to be addressed for a successful operation. One major challenge is the handling and stability of the thin gauge material. The thinner the material, the more prone it is to deformation, wrinkling, or even tearing during the slitting process. This requires careful attention to the handling equipment and techniques to ensure proper tension and support throughout the slitting operation. Another challenge is maintaining consistent and precise slitting widths. Thin gauge materials are often used in applications where accuracy is crucial, such as in electronic components or automotive parts. Any variation in slitting width can lead to functional defects or assembly problems. Achieving precise slitting widths in thin gauge materials requires high-quality slitting knives, well-maintained slitting machinery, and accurate tension control systems. Additionally, thin gauge materials are more susceptible to surface defects, such as scratches or burrs, during the slitting process. These defects can affect the material's appearance, performance, or even its safety. Proper selection of slitting knives and regular maintenance of the slitting machinery are essential to minimize the occurrence of surface defects. Furthermore, thin gauge materials often have a higher yield strength, meaning they are more resistant to deformation. This poses a challenge when it comes to achieving clean and straight edges during the slitting process. Special considerations need to be taken to ensure that the slitting knives are sharp and properly aligned to achieve clean cuts without introducing any edge defects. Lastly, thin gauge materials are generally more sensitive to external factors such as temperature, humidity, or static electricity. These factors can affect the material's dimensional stability, leading to variations in slitting width or other quality issues. Consequently, it is important to establish suitable environmental conditions and implement proper anti-static measures to minimize the impact of these factors. In summary, the challenges in coil slitting for thin gauge materials revolve around handling and stability, maintaining precise slitting widths, minimizing surface defects, achieving clean and straight edges, and mitigating the impact of external factors. Overcoming these challenges requires a combination of appropriate equipment, techniques, and operational controls to ensure high-quality slitting results.
- Q: Can anyone please tell me what is the DUCTILE TO BRITTLE TRANSITION TEMPERATURE IN STEEL LOW CARBON?Thanks.
- whilst metallic generators make it the technique is watched interior sight the aggregate warmth, Time in the previous the pour. some steels are run in vegetation that mixture in basic terms for solid demanding product. maximum any simple metallic may be greater effective in its hardness via heating and dipping into oils or water then do it over many cases.To make your question undeniable all metallic is simple except they technique it to be greater good or that's hardened via a warmth treating technique at a later date.
- Q: Can steel coils be coated with chrome?
- Yes, steel coils can be coated with chrome. The process of chrome plating involves the application of a thin layer of chromium onto the surface of the steel coils to enhance their appearance, provide corrosion resistance, and improve their durability.
- Q: I have one and need info about it??....It has a wooden case around the steel necks.and 20 strings,Twin Tens.
- well, it was made sometime before 1981, because that's when Fender quit making 10 string steel guitars. Without any more information than what you've given me, it could be the Pedal 2000, the PS210, or the Artist Dual 10. Fender made steel guitars from the 1950s through 1981, so it could be from any time in there. I hope you have the pedals with it. The 10-string and dual 10-string models were quite expensive in their day. Unfortunately, if you're thinking of reselling it, you're probably not going to get a lot of money for it unless you find a pedal steel player, and like I said, having all the pedals is very important in that case. Anyway, hope this helped. Good luck. If I were you I'd learn to play it. Pedal steel players are always in demand.
- Q: How are steel coils inspected for defects?
- To ensure the quality of steel coils meets required standards, various methods are used to inspect them for defects. Visual inspection is a common method, where trained inspectors examine the coil's surface for visible defects like cracks, scratches, or dents. This can be done through direct observation or with the help of magnifying tools. Another method is magnetic particle inspection, which detects surface and near-surface defects like cracks or voids. Here, a magnetic field is applied to the coil, and magnetic powder is spread on the surface. If any defects are present, the powder will be drawn to them, making them visible to the inspector. Ultrasonic testing is also commonly employed to inspect steel coils for defects. It involves transmitting high-frequency sound waves into the coil and analyzing the reflected waves. Any deviations in the sound waves can indicate the presence of defects like cracks or voids within the coil. Eddy current testing is another method used to detect defects in steel coils. It works by using electromagnetic induction to generate eddy currents within the coil. Any changes in these currents caused by defects in the material are detected and analyzed by the inspector. Finally, in some cases, destructive testing is performed on steel coils. This involves taking a sample from the coil and subjecting it to tests such as tension or bend testing. These tests evaluate the mechanical properties of the steel and indirectly indicate the presence of defects. Overall, a combination of visual inspection, magnetic particle inspection, ultrasonic testing, eddy current testing, and potentially destructive testing is used to inspect steel coils for defects. These methods ensure that any defects are identified and addressed, guaranteeing the delivery of high-quality steel coils to customers.
- Q: How much should someone sell a 6 ft stainless steel counter? How about one with a sink?
- Sheet stainless steel is about $2.00 to $2.75 per lb. in the US right now for a 2B stainless steel without any special finish. The cost of a sink or counter is going to vary widely. The labor to fabricate it is going to be a lot higher than the material cost so the price per pound is not going to tell you much. In California a custom 6' counter would be somewhere between $1,200 and $3,000. A standard size single compartment sink would be about half of that.
- Q: What is the process for uncoiling and recoiling steel coils?
- The process for uncoiling and recoiling steel coils involves various steps. Firstly, the steel coil is securely placed on a mandrel or a coil car. Next, the coil is unfastened or cut to release the bands holding it together. Then, a suitable uncoiling machine is used to gradually unwind the coil, ensuring it is done in a controlled manner to prevent damage or accidents. Once the desired length of steel is unwound, it can be cut or sheared to the required size. To recoil the steel, it is fed through a recoiling machine that winds it back onto a new core or mandrel. Proper tension is applied during this process to ensure a tightly wound coil. Finally, the recoiled steel coil is secured with bands or straps for transportation or storage purposes.
- Q: How are steel coils used in the manufacturing of construction reinforcement bars?
- Steel coils are used in the manufacturing of construction reinforcement bars by being processed through a series of rolling mills. These coils are first uncoiled and then heated to a high temperature, allowing them to be easily shaped and molded into the desired bar shape. The coils are then passed through a series of rollers that gradually reduce their thickness and increase their length. This process gives the steel bars the necessary strength and durability to be used as reinforcement in construction projects.
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First Class Hot Rolled Steel Sheet in Coil
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 20000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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