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:: Tianjin

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: What is the difference between cold rolling and hot rolling?: Hot rolling and cold rolling are forming processes of profiled steel or sheet steel. They have a great influence on the microstructure and properties of steels. Steel is rolled mainly by hot rolling, and cold rolled only for the manufacture of small sections of steel and thin plates. I. advantages of hot rolling: it can destroy the casting structure of steel ingot, refine the grain of steel, and eliminate the defects of microstructure, so that the steel structure is compact and the mechanical properties are improved. This improvement is mainly in the direction of rolling, so that the steel is no longer isotropic to a certain extent;

Q: Can steel sheets be used for food processing equipment?: Yes, steel sheets can be used for food processing equipment. Steel is a commonly used material in the food industry due to its durability, corrosion resistance, and ease of cleaning.

Q: Can the steel sheets be bent or formed into different shapes?: Yes, steel sheets can be bent or formed into different shapes using a variety of techniques such as pressing, rolling, or using specialized machinery like hydraulic brakes or metal forming tools.

Q: What is the difference between a galvanized and aluminized steel sheet?: Galvanized steel and aluminized steel sheets are both widely used in various industries due to their durability and corrosion-resistant properties. However, there are distinct differences between the two. Galvanized steel sheets are coated with a layer of zinc to protect the underlying steel from rust and corrosion. This process, known as galvanization, involves immersing the steel sheet in a bath of molten zinc or applying a zinc-rich coating through electroplating. The zinc layer acts as a sacrificial barrier, meaning that it will corrode before the steel does, providing excellent protection against rust. Galvanized steel is commonly used in outdoor applications, such as roofing, fences, and automobile parts. On the other hand, aluminized steel sheets are coated with a layer of aluminum-silicon alloy. This process, known as aluminization, involves hot-dipping the steel sheet in a bath of molten aluminum or applying a thin layer of aluminum-silicon alloy through a continuous hot-dip process. The aluminum-silicon coating offers excellent heat resistance and corrosion resistance. Aluminized steel is commonly used in applications where high temperatures are present, such as automotive exhaust systems, heat exchangers, and ovens. In summary, the main difference between galvanized and aluminized steel sheets lies in the type of coating applied to the steel. Galvanized steel is coated with zinc, providing excellent rust protection, while aluminized steel is coated with an aluminum-silicon alloy, providing superior heat and corrosion resistance. The choice between the two depends on the specific requirements of the application, such as the presence of high temperatures or the need for long-lasting rust protection.

Q: Stainless steel plate how to cast mirror plate?: Jacksonlea brand stainless steel polishing pasteThe supply of Jacksonlea brand stainless steel polishing paste, with the use of polishing wheel, can provide excellent gloss, providing the whole face of Gaoping. According to the customer's quality requirements, can provide rough, medium, fine specifications, with cloth, hemp wheel use.

Q: Are steel sheets suitable for aerospace applications?: Yes, steel sheets are suitable for aerospace applications. Steel is known for its high strength and durability, making it an excellent choice for structural components in aircraft. It offers good resistance to impact and fatigue, which are crucial factors in the aerospace industry. Additionally, steel sheets can be easily formed and welded, allowing for the creation of complex shapes and structures. However, it is important to note that the specific type of steel and its composition must be carefully selected to meet the specific requirements of the aerospace application, such as weight reduction and corrosion resistance.

Q: Do the steel sheets have any specific certifications?: Yes, the steel sheets have specific certifications to ensure their quality and compliance with industry standards. These certifications are typically issued by recognized organizations such as the International Organization for Standardization (ISO) or specific regulatory bodies depending on the country or region. The most common certifications for steel sheets include ISO 9001 for quality management systems, ISO 14001 for environmental management systems, and ISO 45001 for occupational health and safety management systems. Additionally, there may be specific certifications related to the steel industry, such as the American Society for Testing and Materials (ASTM) standards or the European Committee for Standardization (EN) certifications. These certifications guarantee that the steel sheets meet specific criteria for various attributes, including material composition, mechanical properties, and manufacturing processes.

Q: What is a water stop steel plate?: The joint position is called the new and old concrete construction joints, the waterproof concrete belongs to the weak links, increase the sealing plate, the water along the slit Jiecha position of the new and old concrete permeability met when the sealing plate can not leaking, sealing steel plays a role to cut off the water penetration path. In time, the steel plate is penetrated along the gap between the water stopping steel plate and the concrete, and the water stopping steel plate has a certain width, and the seepage path of the water is prolonged, and the utility model can also play a waterproof role.

Q: What are the different types of steel sheet coatings?: There are several different types of steel sheet coatings available in the market, each with its own unique properties and advantages. Some of the most common types include: 1. Galvanized Coating: This is one of the most widely used coatings for steel sheets. It involves applying a layer of zinc to the surface of the steel, which provides excellent corrosion resistance and protects the steel from rusting. Galvanized coatings are commonly used in outdoor applications such as roofing, fencing, and automotive parts. 2. Galvannealed Coating: Similar to galvanized coating, galvannealed coating also involves applying a layer of zinc to the steel surface. However, in this process, the coated steel is passed through a high-temperature annealing process, which forms a coating of iron-zinc alloy. This type of coating offers enhanced paintability and weldability, making it ideal for applications that require subsequent painting or welding. 3. Aluminized Coating: Aluminized coatings involve applying a layer of aluminum to the steel surface. This provides excellent heat resistance and corrosion resistance, making it suitable for applications that involve high temperatures, such as exhaust systems and ovens. Aluminized coatings also have good reflectivity properties, making them useful in reflective insulation applications. 4. Organic Coatings: There are various organic coatings available for steel sheets, including epoxy, polyester, and polyurethane coatings. These coatings are often applied in the form of paints or powder coatings and provide a protective layer that enhances the steel's durability and appearance. Organic coatings can be customized to offer specific properties, such as UV resistance, chemical resistance, or decorative finishes. 5. Tin Coating: Tin coatings are commonly used in the food packaging industry. They provide a barrier between the steel sheet and the food product, preventing any interactions that could affect the food's quality or safety. 6. Other Specialty Coatings: There are several other specialty coatings available for specific applications. These include zinc-nickel coatings, which offer enhanced corrosion resistance, and ceramic coatings, which provide high-temperature resistance and excellent electrical insulation properties. Overall, the choice of steel sheet coating depends on the specific requirements of the application, such as corrosion resistance, heat resistance, or aesthetic appeal. It is important to carefully consider the properties of each coating type to ensure the best performance and longevity of the steel sheet in its intended use.

Q: How do steel sheets perform in terms of noise reduction?: Steel sheets are effective in reducing noise due to their dense and rigid composition, which helps to absorb and dampen sound waves.

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