Structure of Cold Rolled Steel Descriptions

Structure of Cold Rolled Steel Descriptions System 1

Structure of Cold Rolled Steel Descriptions

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 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

Structure of Cold Rolled Steel Descriptions

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 are the different types of steel coil packaging materials used during processing?: There are several different types of steel coil packaging materials used during processing, including steel strapping, plastic strapping, stretch film, corner protectors, edge protectors, and wooden crates.

Q:What are the different types of steel coil transport methods?: There are several different types of steel coil transport methods, including flatbed trucks, specialized coil trailers, rail transport, and shipping containers.

Q:Can steel coils be coated with magnetically attractive materials?: Yes, steel coils can be coated with magnetically attractive materials such as iron or nickel, allowing them to exhibit magnetic properties.

Q:How are steel coils used in the production of shipbuilding materials?: Steel coils are used in shipbuilding materials as they provide a versatile and durable solution. They can be processed into various shapes and sizes, including plates, beams, and sections, which are essential components for constructing ships. The coils are often cut and shaped to fit specific design requirements, offering strength and structural integrity to the ship's framework. Additionally, the coils are utilized in the fabrication of various shipbuilding components, such as hulls, decks, bulkheads, and superstructures, ensuring the vessels' resilience and stability.

Q:How are steel coils used in the manufacturing of suspension arms?: Steel coils are used in the manufacturing of suspension arms as they provide strength and flexibility to absorb shocks and vibrations. These coils, also known as coil springs, are compressed and installed in the suspension system to support the weight of the vehicle and maintain proper ride height. The use of steel coils allows for better handling, stability, and improved overall performance of the suspension arms.

Q:What are the different types of steel coil surface treatment methods?: Various industries commonly use several different types of surface treatment methods for steel coils. These methods aim to enhance the performance, durability, and appearance of the coils. Some commonly employed treatment methods for steel coils include: 1. Hot-dip galvanizing: Immersing the steel coil in molten zinc provides excellent corrosion resistance and prevents rusting. 2. Electro-galvanizing: Electroplating a thin layer of zinc onto the steel coil surface offers similar corrosion protection to hot-dip galvanizing but with a thinner coating. 3. Cold-rolled steel coil: Passing the steel coil through rollers at room temperature creates a smooth and polished surface finish, suitable for high-quality appearance applications. 4. Pre-painted steel coil: Also known as color-coated steel coil, this method involves applying a layer of paint or coating onto the steel surface, providing an attractive appearance and additional corrosion protection. 5. Phosphating: Applying a phosphate coating onto the steel surface improves the adhesion of subsequent coatings, such as paint or powder coating, and offers corrosion resistance. 6. Chromate conversion coating: This method entails applying a conversion coating, typically using chromium compounds, onto the steel coil surface to enhance paint adhesion and corrosion resistance. 7. Passivation: Chemical treatment is used to remove iron oxide and other contaminants from the steel surface, thereby improving the corrosion resistance of the steel coil. 8. Oiling: A thin layer of oil is applied onto the steel coil surface, commonly used for preventing corrosion during storage and transportation. These treatment methods are commonly employed for steel coil surfaces. The choice of method depends on specific requirements like corrosion resistance, appearance, and performance.

Q:What are the common coil diameters available for steel coils?: The common coil diameters available for steel coils vary depending on the specific industry and application. However, some of the most common coil diameters for steel coils typically range from 24 inches to 72 inches. These diameters are often used in various sectors such as automotive, construction, and manufacturing. It is important to note that the specific coil diameter required may differ based on factors such as the size and weight of the material being coiled, the equipment being used to handle the coils, and the specific requirements of the end-use application.

Q:How are steel coils classified based on their thickness?: Steel coils are classified based on their thickness using a gauge system, where the higher the gauge number, the thinner the coil.

Q:What are the common coil thickness tolerances?: The common coil thickness tolerances can vary depending on the specific industry and application. However, in general, common coil thickness tolerances range from +/- 0.001 to +/- 0.010 inches.

Q:What are the common coil handling equipment used in the industry?: Some common coil handling equipment used in the industry are coil cradles, coil reels, coil straighteners, coil feeders, and coil transfer cars. These tools are essential for safe and efficient handling of coiled materials during various manufacturing processes.

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