Hot Rolled Steel Bar in Coil 6.5-10mm Reinforcing Steel
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000 m.t./month
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Hot Rolled Steel Bar in Coil 6.5-10mm Reinforcing Steel
Main Structure of Steel Bar in Coil 6.5-10mm
Model Number: 6.5-10mm
Application: Construction Material
Type: steel rod price
Size: 6.5mm-10mm
Technique: hot rolled
Packing: in coil
Chemical Composition: C, Si, Mn, P, S, (B)(Cr)
Shape: round
Specification for Steel Bar in Coil 6.5-10mm
Type | Deformed Steel Bar/ Hot Rolled Ribbed Bar/ Steel Rebar |
Standard grade | GB ( HRB 400/ HRB500) BS4449-1997(460B) BS4449-2005(B500B) KS SD400/500
ASTM A 615 (GR40/GR60) |
Shape | Ribbed bars |
Quality | Prime quality |
Technique | Hot rolled |
Size of diameter | 5.5-40mm, as requested |
Length | 6~12m, as requested |
Delivery time | 10-30 days, according to the quantity |
Note | Customized service is available (for diameter, length and chemical components etc.). |
Advantages of us
1. More than 10 years experience in this industry
2. 100,000 tons exporting per month
3. Professional foreign trade tea
4. OEM&ODM capacity
5. High quality assured & competitive price
6. Try our best to meet your needs & save your budget
7. Very popular in Southeast Asia, Africa, Mid-East and South America etc.
8. VIP membership system, first time customers and long-term cooperation customers can get extra discount on some products.
FAQ:
Q:What's your service:
A:
1. Offer customers 24/7 service, whenever you need us, we are always here for you.
2. Immediate response. Your any inquiry will be replied within 24 hours.
3. Support small order quantity. For the first time cooperation customers, we can send you less quantity for trial order.
4. Support third party inspection company to inspect and check quality and quantity before delivery.
Picture:
- Q: How are steel coils inspected for surface quality?
- Steel coils are inspected for surface quality through a meticulous process that involves various methods and technologies. The inspection is crucial as it ensures the coils meet the required standards and are free from any defects or imperfections. Here are the steps involved in inspecting steel coils for surface quality: 1. Visual Inspection: Initially, the coils undergo a visual inspection where trained personnel visually examine the entire surface for any visible defects such as scratches, dents, or any irregularities. This step helps identify any obvious issues that can be detected through visual observation. 2. Magnetic Particle Inspection: This non-destructive testing method involves applying a magnetic field to the steel coil's surface and then applying a magnetic particle solution. Any surface cracks or defects will cause the magnetic particles to cluster, making them visible under proper lighting. This technique is highly effective in detecting surface cracks and other surface abnormalities. 3. Eddy Current Testing: This method of inspection utilizes electromagnetic induction to identify surface defects. An eddy current probe is passed over the steel coil's surface, and any variations in the electrical current induced by the magnetic field will be detected. This technique is particularly useful for detecting surface cracks, pits, or corrosion on the coil's surface. 4. Ultrasonic Testing: Ultrasonic waves are used to inspect the steel coil's surface for any hidden defects such as subsurface cracks or inclusions. High-frequency sound waves are transmitted into the material, and any changes in the sound wave pattern that are reflected back 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: The surface roughness of the steel coil is measured using specialized equipment. This measurement helps determine if the surface meets the required smoothness standards. The equipment scans the surface and provides detailed information about the roughness, enabling the inspector to ensure it falls within the acceptable range. Overall, steel coils undergo a comprehensive inspection 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 help identify and evaluate any potential defects or surface irregularities, ensuring that the steel coils meet the required surface quality standards.
- Q: How are steel coils coated for specific applications?
- Steel coils are coated for specific applications using a process called coil coating. In this process, the steel coils are cleaned, treated, and then coated with a layer of paint or other protective material. The coating is applied evenly and precisely to ensure optimal performance and durability in the intended application.
- Q: What are the different steel coil surface treatments?
- There are several different steel coil surface treatments available, including hot-dip galvanizing, electro-galvanizing, chromate-free treatment, and organic coating. Each treatment provides different benefits and protection against corrosion and other environmental factors.
- Q: How are steel coils coated?
- Steel coils are typically coated through a process known as coil coating, which involves applying a protective layer to the surface of the steel. This is done by passing the coil through a series of rollers that apply the coating material evenly across the entire surface. The coating can be applied using various methods such as roll coating, spray coating, or electrostatic coating, depending on the desired finish and properties. The coated steel coils are then cured or baked to ensure the coating adheres properly and provides the desired level of protection and durability.
- Q: What are the different types of steel processing equipment for coils?
- There are several types of steel processing equipment for coils, including slitters, cut-to-length lines, leveling machines, coil cars, and stackers. Slitters are used to cut wide coils into narrower strips, while cut-to-length lines can cut coils into specific lengths. Leveling machines are used to flatten and remove any imperfections on the surface of the coils. Coil cars are used to transport the coils within the processing facility, and stackers are used to neatly stack the coils for storage or transportation.
- Q: Can steel coils be coated with copper?
- Yes, steel coils can be coated with copper. This process, known as copper coating or copper plating, involves applying a thin layer of copper onto the surface of the steel coils to enhance their corrosion resistance, conductivity, and aesthetics.
- Q: How do steel coils contribute to thermal insulation in buildings?
- Steel coils do not contribute to thermal insulation in buildings. In fact, steel is a good conductor of heat, so it can actually transfer heat rather than insulate against it.
- Q: What are the safety standards for steel coil manufacturing?
- The safety standards for steel coil manufacturing are designed to ensure the well-being and protection of workers, as well as the quality and reliability of the products produced. These standards encompass various aspects of the manufacturing process and cover both general safety guidelines and industry-specific requirements. One of the main safety standards for steel coil manufacturing is the implementation of proper machinery and equipment safeguards. This includes ensuring that all machinery and equipment used in the manufacturing process are properly maintained, regularly inspected, and equipped with safety features such as emergency stop buttons and safety guards. Workers should also receive adequate training on the safe operation of these machines and be aware of potential hazards. Another important safety standard is the use of personal protective equipment (PPE). Workers involved in steel coil manufacturing should be provided with appropriate PPE, such as safety goggles, gloves, ear protection, and protective clothing, to protect them from potential hazards such as flying sparks, noise, and chemical exposure. Additionally, safety standards for steel coil manufacturing emphasize proper handling and storage of materials. This includes guidelines on how to safely lift and transport heavy steel coils, as well as rules for stacking and storing them to prevent accidents and injuries. Fire safety is also a crucial aspect of the safety standards for steel coil manufacturing. Measures should be in place to prevent and control fires, including regular inspections of electrical systems, proper storage and handling of flammable materials, and the presence of fire extinguishers and emergency evacuation plans. Furthermore, safety standards require regular safety training and awareness programs for all employees involved in steel coil manufacturing. This ensures that workers are well-informed about potential hazards, safety procedures, and emergency protocols. Regular safety audits and inspections are also conducted to assess compliance with these standards and identify areas for improvement. Overall, the safety standards for steel coil manufacturing aim to create a safe working environment, reduce the risk of accidents and injuries, and ensure the production of high-quality steel coils. Compliance with these standards is essential for maintaining the well-being of workers, protecting the environment, and maintaining the reputation of the manufacturing industry.
- Q: What is the difference between hot rolled and cold rolled steel coils?
- The main difference between hot rolled and cold rolled steel coils lies in the manufacturing process and the resulting properties of the steel. Hot rolled steel coils are produced by heating the steel above its recrystallization temperature, which allows for greater malleability and ductility. This process also results in a rough surface finish. On the other hand, cold rolled steel coils are manufactured by rolling the steel at room temperature, resulting in a smoother and more refined surface finish. Cold rolling also increases the strength and hardness of the steel. Overall, hot rolled steel coils are more suitable for applications where flexibility and formability are important, while cold rolled steel coils are ideal for applications requiring high strength and a smooth surface finish.
- Q: mass of steel ball=66.80 gramsdiameter of steel ball=2.51 cm
- To calculate the density of any object you will always use the formula: Density = Mass / Volume (P=M/V). You have recorded the known values of the mass and the diameter of the ball (sphere), so we have everything needed to calculate the Density. Mass is 66.80g, but we shall need to use another formula to calculate the volume of the sphere. The formula to use is 4/3 X Pi X radius cubed. However, first of all we need to turn your measurement of the diameter of the steel sphere into the radius of the steel sphere (So that it can be substituted in place of the “radius” in the above formula). Simply half the diameter to find the radius. So 2.51 cm divided by 2 is 1.255 cm. Now insert the radius 1.255cm into the above formula. It would be read like this: 4/3 X 3.14159… X 1.255 ?cubed (OR 4/3 X 3.14159 X 1.255X1.255X1.255), = 8.2798. So, now we know that the sphere has a volume of 8.2798 cm cubed, we can use this number in place of the “V” in the density formula P=M/V, and we can also substitute in the Mass (66.80g). So now P=66.80 / 8.2798, which = 8.07g/cm cubed. Now we know that from your measurements, steel has a density of 8.07g/cm cubed! This is fairly close to the real life average density, which if I remember correctly is around 7.8 g/cm cubed. Just remember, though, that as steel is an alloy it’s density is not standard and varies due to carbon content etc. Anyway, I hope that helped you!
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Hot Rolled Steel Bar in Coil 6.5-10mm Reinforcing Steel
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000 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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