Best Quality of Cold Rolled Steel Coil from China

Best Quality of Cold Rolled Steel Coil from China System 1

Best Quality of Cold Rolled Steel Coil from China

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 5000 m.t./month

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1.Structure of Cold Rolled Steel Description：

The raw material of cold rolled steel coil/sheet is high quality hot rolled product, and after pickling continuous rolling, degreasing, annealing,skin pass,slitting and cut to length line etc. Along with it many kinds of new technology and new process of global cold rolling production have been applied. Therefore the quality of the goods could be guaranteed. The product is widely used in outdoor and interior decoration, furnishing manufacturing, home appliance, automobile etc.

2.Main Features of the Cold Rolled Steel：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Cold Rolled Steel Images

Best Quality of Cold Rolled Steel Coil from China

4.Cold Rolled Steel Specification

Standard:AISI,ASTM,DIN,GB,JIS,JIS G3302 ASTM 653M EN10142

Grade: Q195~Q345

Thickness: 0.16mm~1.5mm,0.16-1.5mm

Width: 1250,600-1250mm

Coil weight:3-12 MT

Coil ID:508/610mm

Chemical composition:

0.150

0.476

11.231

12.50

0.900

0.039

0.010

5.FAQ of Cold Rolled Steel

We have organized several common questions for our clients，may help you sincerely：

1.How about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

2.How to guarantee the quality of the products？

We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

3. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.

Q: How are steel coils used in the manufacturing of telecommunications equipment?: Steel coils are used in the manufacturing of telecommunications equipment as they serve as a crucial component for the fabrication of various parts and structures. These coils are commonly used to create cabinets, enclosures, and racks that house and protect telecommunications devices such as servers, switches, and routers. Additionally, steel coils are utilized in the construction of antenna towers and other supporting structures, providing the necessary strength and stability for the equipment.

Q: I'm looking for a good source as to the 'structural formula' of steel. I'm not quite sure if that's what it's actually called, but here's a link to what I'm looking for.: There is none. There is no steel molecule, so one can't draw its molecular structure. Most steel has a body-centered cubic (ferrite) crystal structure (some stainless steels are face-centered cubic - austenite). Depending on the alloying elements, it's typically a random solid solution. Most of the lattice sites will be occupied by iron atoms, but other atoms from the alloying components will replace random sites. Smaller atoms like carbon are in the interstitial points, meaning they fit in between the larger atoms. Depending on the alloy and the processing conditions, you can also get a mix of phases, including more complex structures like cementite (iron carbide), molybdenum carbide, manganese sulfide, or martensite (a non-equilibrium tetragonal phase).

Q: What are the common standards and specifications for steel coils?: In the industry, there are various widely recognized and utilized standards and specifications for steel coils. Some notable ones include: 1. ASTM A36/A36M: This specification is concerned with carbon structural steel shapes, plates, and bars of structural quality. It is intended for use in constructions that involve riveting, bolting, or welding. 2. ASTM A572/A572M: This specification focuses on high-strength low-alloy columbium-vanadium structural steel shapes, plates, sheet piling, and bars. It is applicable for constructions involving bolting, riveting, or welding. 3. ASTM A653/A653M: This specification pertains to steel sheet that is zinc-coated (galvanized) or zinc-iron alloy-coated (galvannealed) through the hot-dip process. 4. ASTM A1011/A1011M: This specification covers various types of steel sheet and strip in coils, such as hot-rolled, carbon, structural, high-strength low-alloy, high-strength low-alloy with improved formability, and ultra-high strength. 5. JIS G3302: This Japanese Industrial Standard specifies the requirements for hot-dip zinc-coated steel sheet, also known as galvanized steel sheet, and strip. 6. EN 10111: This European standard outlines the requirements for continuously hot-rolled low carbon steel sheet and strip that are suitable for cold forming. 7. ISO 3575: This International Organization for Standardization standard lays down the requirements for hot-dip zinc-coated and zinc-iron alloy-coated steel sheet and strip. These are just a few instances of the prevalent standards and specifications employed for steel coils. It is crucial to note that different industries and applications may have specific demands, thus consulting the relevant standards and specifications for the particular application is always advisable.

Q: How are steel coils used in the production of steel containers?: Steel containers rely heavily on steel coils as a vital component in their production. These coils, made from flat-rolled steel, serve as the foundation for the container's main body. To start the process, the steel coils are unwound and fed into a rolling mill. Here, they undergo a sequence of procedures to shape and mold the steel. One of these steps involves heating the coils to a specific temperature, making them more malleable and easier to manipulate. Subsequently, the hot coils pass through a series of rollers that gradually reduce their thickness and elongate them to the desired size. This entire procedure is referred to as hot rolling. Once the steel coils have been rolled to the necessary thickness, they are then cooled and transformed into sheets. These sheets are further treated to eliminate any imperfections or irregularities, guaranteeing a smooth and even surface. This is accomplished through processes like pickling, where acid is used to remove any scale or rust, and cold rolling, where the sheets are passed through rollers at room temperature to achieve the desired thickness and surface finish. After the sheets have been cleaned and refined, they are molded into the shape of the container. This typically involves a technique known as stamping, in which hydraulic presses are used to press the steel sheets into a mold. The mold determines the container's shape and size, and the steel sheets are pressed against it with great force, resulting in the desired container shape. Once the containers have been formed, they undergo several finishing processes, including welding, painting, and coating. These processes are carried out to enhance the containers' durability, appearance, and resistance to corrosion. These final touches ensure that the steel containers meet the necessary standards and are of high quality for their intended use. In conclusion, steel coils are of paramount importance in the manufacturing of steel containers, as they provide the raw material needed for their production. Through a series of steps, the steel coils are shaped, cut, and formed into sheets, which are then further processed and molded into the desired container shape. The outcome is a robust and dependable steel container suitable for various applications across industries.

Q: Steel Strings on your guitar or nylons? Why?: There is no OR about it. You CANNOT use steel strings on a nylon string guitar because the increased tension will actually warp the top of the guitar and eventually pull the bridge right off! (I have seen it happen several times!) Although it is possible to put nylon strings on a steel string guitar it is not recommended. Nylon strings do not have as much tension as a steel string guitar is designed for. Steel string guitar necks are actually designed with a bit of back bow to compensate for the high tension of steel strings. Nylon strings have a much lower tension which could cause the neck of a steel string to settle slightly, which could actually cause the strings to fret out. It is not common, but it does happen. So keep your guitars happy and only string them with the proper strings.

Q: Which type is better and give reasons why... I making a team of either Dark or Steel :D Thankyou: Dark Steel Pokemon

Q: How are steel coils inspected for straightness using laser alignment?: Steel coils are inspected for straightness using laser alignment by placing laser sensors on opposite sides of the coil. The laser sensors emit a beam of light which is reflected onto a target. The target detects any deviations or inconsistencies in the laser beam, indicating any irregularities or deviations in the straightness of the coil. The data collected from the laser alignment system is then analyzed to determine if the coil meets the required straightness standards.

Q: How do steel coils contribute to energy savings in buildings?: Steel coils contribute to energy savings in buildings in several ways. Firstly, steel coils are often used as part of the insulation system in buildings. The high thermal conductivity of steel allows for efficient heat transfer, ensuring that the building remains well-insulated and energy loss is minimized. Additionally, steel coils are often used for HVAC systems, which play a crucial role in energy efficiency. By using steel coils in these systems, the heat transfer process can be optimized, reducing the energy required to heat or cool the building. Moreover, steel coils are durable and long-lasting, reducing the need for frequent replacements and maintenance, which in turn saves energy and resources. Overall, the use of steel coils in buildings helps to improve energy efficiency and reduce energy consumption, contributing to significant energy savings.

Q: I need to know what steel's weakness is.: Steel is weak to fire, fighting, and ground. Electric and water are neutral damage; everything else is resisted - assuming you're fighting a pure steel type.

Q: Can steel coils be coated with barcodes?: Yes, steel coils can be coated with barcodes. The barcode can be applied to the surface of the steel coil using various methods such as printing, engraving, or even attaching a barcode label. This allows for easy identification and tracking of the steel coils throughout the supply chain.

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