Carbon Hot Rolled Steel Coil 2

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Quick Details

Standard:	ASTM,GB,JIS	Grade:	ASTM A36,Q235,SS400	Thickness:	3-15mm
Place of Origin:	Shanxi/Hebei China (Mainland)			Model Number:	carbon steel coil
Type:	Steel Coil	Technique:	Hot Rolled	Surface Treatment:	passivation,oiled,
Application:	normally	Special Use:	High-strength Steel Plate	Width:	1250-2000mm
Length:	as required

Packaging & Delivery

Packaging Detail:	Standard waterproof packing
Delivery Detail:	Within 15-30 days after receiving your L/C

Specifications

1.Standard:GB,ASTM,JIS

2.Grade:ASTM A36,Q235,SS400

3.Thickness:3-15mm

4.Width:1250-2000mm

5.Packaging: Standard waterpoof packing or as required.

6.Payment Terms: L/C or T/T

7.Delivery: by shipment

FAQ of Steel Coil:

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test on every coil before delivered out.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity.

③Why should you chose us?
Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

Steel Coil Images：

Carbon Hot Rolled Steel Coil 2

Q:Apparently, this has to do something with electrochemical cells.: Steel wood? I don't think there is such a thing?

Q:What are the factors that affect the quality of steel coils?: There are several factors that can affect the quality of steel coils. Firstly, the composition of the steel itself plays a crucial role in determining its quality. The presence of impurities, such as sulfur or phosphorus, can adversely affect the strength, durability, and overall performance of the steel. Additionally, the carbon content, alloying elements, and heat treatment of the steel also contribute to its quality. Secondly, the manufacturing process and techniques used during the production of the steel coils can significantly impact their quality. Factors such as the cleanliness of the production environment, the precision of the rolling and cooling processes, and the control of temperature and pressure during manufacturing can all influence the final quality of the coils. Furthermore, the surface quality of the steel coils is also a crucial factor. Any defects or imperfections on the surface, such as scratches, dents, or corrosion, can compromise the integrity and functionality of the coils. Proper handling, storage, and transportation of the coils are essential to maintaining their surface quality. Moreover, the mechanical properties of the steel coils, including tensile strength, yield strength, and elongation, are essential indicators of their quality. These properties depend on various factors, such as the type of steel, its thickness, and the processing conditions. Lastly, external factors such as environmental conditions, such as humidity and temperature, can affect the quality of steel coils. Exposure to moisture or extreme temperatures can lead to corrosion or other forms of degradation, impacting the overall quality and longevity of the coils. In conclusion, the quality of steel coils is influenced by several factors, including the composition of the steel, the manufacturing process, surface quality, mechanical properties, and external environmental conditions. It is crucial to ensure that these factors are carefully controlled and monitored to produce high-quality steel coils that meet the desired specifications and standards.

Q:How are steel coils protected against scratches and damage?: To protect steel coils from scratches and damage, various methods are utilized. One widely used approach involves applying a protective coating or film to the surface of the coils. This coating acts as a barrier, preventing direct contact between the steel and potential sources of harm. It may consist of materials like polyethylene, PVC, or other abrasion and impact-resistant plastics. Moreover, steel coils are frequently wrapped or packaged using materials such as paper, cardboard, or plastic. This wrapping provides an additional layer of defense during storage, transportation, and handling. The wrapping material acts as a cushion, absorbing any potential impacts or friction that could cause scratches. Furthermore, special containers or pallets with protective features are employed to minimize the risk of damage to steel coils. These containers or pallets may have padded interiors, secure fastenings, or dividers that keep the coils in place and prevent them from rubbing against each other. In certain situations, steel coils are stored or transported in controlled environments to minimize damage. This may involve temperature-controlled warehouses or shipping containers that prevent the formation of moisture, which can lead to corrosion or other types of harm. Overall, a combination of protective coatings, wrapping materials, specialized containers, and controlled environments is utilized to ensure the adequate protection of steel coils against scratches and damage throughout their lifecycle.

Q:What are the common coil thicknesses available for steel coils?: The common coil thicknesses available for steel coils can vary depending on the specific application and industry requirements. However, some of the most common coil thicknesses for steel coils range from 0.5mm to 3mm. These thicknesses are commonly used in various manufacturing processes, including automotive, construction, and appliance industries. For lightweight applications or where flexibility is required, thinner steel coils with thicknesses ranging from 0.5mm to 1.5mm are often used. These thinner coils are suitable for applications such as automotive body panels, roofing, and general sheet metal fabrication. On the other hand, for applications that require higher strength and durability, thicker steel coils with thicknesses ranging from 1.5mm to 3mm are commonly used. These thicker coils are often utilized in heavy-duty construction, structural components, and industrial equipment manufacturing. It is important to note that these are just general ranges, and specific coil thicknesses can vary depending on the specific requirements of a particular project or customer preference. Steel coil thicknesses can be customized to meet specific needs, allowing for greater flexibility in various industries.

Q:Also, what is the top best slow cooker that is 100% stainless steel? Thank you!: You do not want 100% stainless steel cookware, because it's a poor conductor of heat. All high quality stainless cookware is layered with stainless steel only on the exterior and interior surfaces, while having at least an internal heat spreading core of aluminum or copper. Not all stainless steel is sufficiently ferrous (magnetic) to work with electric inductive cooktops, so some stainless cookware adds an additional layer of ferrous steel in addition to the thermal cores. You also wouldn't want a slow cooker that's 100% stainless steel, because the uneven heating would cause food to burn more quickly. They are usually made of ceramic stoneware for a reason, even heating. Besides, a stainless pressure cooker (with alum/copper) core can in less than an hour everything a slow cooker does in 3+ hours, with better flavor, color, and nutritional content. By the way, the Prestige stainless cookware isn't 100% stainless, of course, and that's a GOOD thing.

Q:How are steel coils used in the production of pipes?: Steel coils are used in the production of pipes by being uncoiled and passed through a series of forming rolls to shape them into a cylindrical tube. These coils provide the raw material needed for pipe manufacturing and ensure a consistent and high-quality product.

Q:Can steel coils be coated with polymer?: Yes, steel coils can be coated with polymer. The polymer coating provides protection against corrosion, improves durability, and enhances the appearance of the steel coils.

Q:What are the different methods of coil leveling?: Various industries commonly utilize several methods for coil leveling. These methods encompass: 1. Roller leveling: By passing the coil through a sequence of rollers, pressure is applied gradually, resulting in the gradual flattening of the coil. The rollers can be adjusted to exert varying levels of pressure, allowing for precise control over the leveling process. 2. Stretch leveling: This technique subjects the coil to tension forces, elongating the material and eliminating internal stresses. As the coil is stretched while passing through rollers, a more uniform and flat surface is achieved. 3. Temper leveling: Involving the heating of the coil to a specific temperature followed by rapid cooling, this method helps equalize stresses within the coil and enhance its flatness. Temper leveling is often employed for high-strength steels. 4. Roller leveling with leveling rolls: This approach utilizes additional leveling rolls placed above and below the main leveling rollers. These rolls apply pressure to specific areas of the coil, rectifying any unevenness or distortions. 5. Tension leveling: This method involves applying tension to the coil during processing. The tension aids in straightening and flattening the material, resulting in a more even and flat surface. 6. Precision leveling: Employed for high-precision applications necessitating extremely flat and uniform coils, precision leveling combines roller leveling, stretch leveling, and other corrective measures to attain the desired flatness. Each of these methods possesses unique advantages and limitations. The selection of a particular method depends on factors such as the type of material being leveled, the required flatness tolerance, and the intended application of the coil.

Q:How are steel coils tested for mechanical properties?: Steel coils are tested for mechanical properties through various methods, including tensile testing, hardness testing, and impact testing. Tensile testing involves subjecting a small sample of the steel coil to a controlled force, measuring the amount of force required to deform or break the material. Hardness testing determines the resistance of the steel to indentation or scratching, providing insights into its strength and durability. Impact testing assesses the ability of the steel to withstand sudden loads or shocks by striking a sample with a pendulum and measuring the energy absorbed during fracture. These tests help evaluate the quality and suitability of steel coils for specific applications.

Q:What are the dimensions of steel coils used in the aerospace industry?: The dimensions of steel coils utilized in the aerospace sector exhibit variability, contingent upon the particular application and prerequisites. Nonetheless, in a general sense, steel coils intended for aerospace purposes typically possess standardized dimensions to ensure compatibility and facilitate utilization. Ordinarily, the thickness of aerospace-grade steel coils falls within the range of 0.008 inches (0.2 mm) to 0.125 inches (3.2 mm). The width may span from approximately 0.5 inches (12.7 mm) to 72 inches (1829 mm), although narrower widths are more frequently encountered. Regarding the coil's length, it can extend from several hundred feet to thousands of feet, contingent upon the specific requirements of the aerospace manufacturer. It should be emphasized that these dimensions are not rigid and can be tailored to meet the requirements of the aircraft or aerospace component being produced. The dimensions of steel coils can also vary depending on the specific steel alloy employed and the manufacturing procedures implemented. Ultimately, the dimensions of steel coils within the aerospace field are determined by factors such as strength, weight, durability, and the specific requirements of the aerospace manufacturer or project.

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