Best Cold Rolled Steel Coil JIS G 3302 Walls Steel Coil ASTM 615-009

Best Cold Rolled Steel Coil JIS G 3302 Walls Steel Coil ASTM 615-009 System 1

Best Cold Rolled Steel Coil JIS G 3302 Walls Steel Coil ASTM 615-009

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 33 kg/m²

Supply Capability:: 11 kg/m²/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. it has a lower melting point than steel and good castability properties.^[1] Certain compositions of cast iron, while retaining the economies of melting and casting, can be heat treated after casting to make malleable iron or ductile iron objects. Steel is also distinguishable from wrought iron (now largely obsolete), which may contain a small amount of carbon but large amounts of slag.

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 Cold Rolled Steel Coil JIS G 3302 Walls Steel Coil ASTM 615-009

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 corrosion protection for steel strips?: There are several types of corrosion protection methods that can be used for steel strips. Some of the most common ones include: 1. Galvanization: This process involves coating the steel strip with a layer of zinc. The zinc acts as a sacrificial anode, corroding before the steel does. This method provides excellent protection against corrosion and is commonly used for outdoor applications. 2. Powder coating: This method involves applying a layer of powdered polymer onto the steel strip, which is then heated and cured to form a protective coating. Powder coating is highly resistant to corrosion, abrasion, and chemicals, making it a popular choice for various industries. 3. Paint coatings: Painting the steel strip with a corrosion-resistant paint is another effective method of protection. The paint creates a barrier between the steel and the environment, preventing moisture and oxygen from reaching the metal surface. 4. VCI (Vapor Corrosion Inhibitor): VCI technology involves vaporizing a corrosion inhibitor and sealing it within a package or enclosure containing the steel strips. The inhibitor molecules form a protective layer on the metal surface, preventing corrosion. 5. Hot-dip aluminizing: This process involves immersing the steel strip in a bath of molten aluminum. The aluminum forms a protective layer on the surface of the steel, providing corrosion resistance. 6. Electroplating: Electroplating involves immersing the steel strip in an electrolyte solution and passing an electric current through it. This causes a layer of metal (e.g., zinc, nickel, or chromium) to be deposited onto the steel, providing corrosion protection. 7. Organic coatings: Organic coatings, such as epoxy or polyurethane paints, can be applied to steel strips to provide corrosion protection. These coatings offer excellent resistance to moisture, chemicals, and UV radiation. It is important to consider the specific application and environment in order to choose the most suitable method of corrosion protection for steel strips. Each method has its own advantages and limitations, so it is essential to evaluate factors such as durability, cost-effectiveness, and maintenance requirements before making a decision.

Q: Are steel strips suitable for making hand tools?: Yes, steel strips are suitable for making hand tools. Steel is a strong and durable material, making it ideal for creating tools that require strength, precision, and longevity. Steel strips can be shaped and formed into various hand tool designs, providing the necessary hardness and resilience to withstand heavy usage and perform tasks effectively.

Q: Are steel strips suitable for decorative purposes?: Yes, steel strips are suitable for decorative purposes. They can be used to create sleek and modern designs, adding a contemporary touch to various applications such as furniture, wall paneling, and architectural features. Steel's durability, versatility, and ability to be molded into various shapes make it an excellent choice for decorative purposes.

Q: What are the factors that affect the hardness of steel strips?: The factors that affect the hardness of steel strips include the composition of the steel, the heat treatment process, the cooling rate, the presence of impurities, and the amount of strain or deformation applied during processing.

Q: Can steel strips be used in the production of springs or fasteners?: Yes, steel strips can be used in the production of springs or fasteners. Steel strips are often used to make flat springs or as a base material for coiled springs. They can also be utilized for manufacturing various types of fasteners, such as screws, bolts, and clips.

Q: How are steel strips inspected for quality?: Quality assessment of steel strips involves a rigorous series of processes and tests. The initial step in the inspection consists of visual examination, where industry experts scrutinize the surface of the steel strips for any discernible imperfections like scratches, dents, or cracks. This visual inspection guarantees that the strips conform to the necessary appearance standards. Following the visual examination, a variety of physical tests are performed on the steel strips. One of the most frequently conducted tests is the hardness test, which gauges the steel's resistance to indentation. This test is crucial since it determines the strength and durability of the strips. Another significant test is the tensile strength test, which measures the maximum amount of stress a strip can endure before fracturing. This test aids in evaluating the quality and suitability of the steel strips for their intended applications. Additionally, dimensional measurements are performed to verify that the steel strips meet the specified thickness, width, and length. Accuracy in these measurements is vital as it ensures the strips can be utilized effectively in various manufacturing processes. Furthermore, the steel strips undergo various chemical analyses to assess their composition and ensure that they meet the required chemical specifications. These analyses include testing for elements like carbon, manganese, sulfur, and phosphorus, among others. Moreover, the steel strips are subjected to surface quality tests such as measuring coating thickness, conducting adhesion tests, and testing corrosion resistance. These tests assist in determining if the protective coatings or finishes applied to the strips meet the necessary quality standards. All of these inspections are carried out using advanced equipment and techniques, including non-destructive testing methods like ultrasonic testing and magnetic particle inspection. These methods enable the detection of internal defects or flaws that may not be visible to the naked eye. In conclusion, the quality inspection of steel strips involves visual examination, physical tests, dimensional measurements, chemical analyses, and surface quality tests. These comprehensive inspections allow manufacturers to ensure that the steel strips meet the required standards and are suitable for their intended applications.

Q: Can steel strips be used for making small electronic components?: Yes, steel strips can be used for making small electronic components.

Q: Are steel strips suitable for making electrical components?: Depending on the specific application and requirements, steel strips can be utilized for the production of electrical components. Steel strips possess numerous advantages, including high strength, durability, and thermal conductivity, which render them suitable for certain manufacturing processes of electrical components. Examples of such components include electrical connectors, terminals, or busbars, where mechanical robustness and electrical conductivity are crucial factors. However, it is important to acknowledge that steel is not the optimal choice for all electrical components, particularly those necessitating high electrical conductivity or resistance to corrosion. In such scenarios, materials like copper or aluminum may prove more suitable. Moreover, considerations such as cost, weight, and specific electrical properties required for the component should also be taken into account before determining the appropriateness of steel strips for the production of electrical components.

Q: How are steel strips coated with aluminum?: Steel strips can be coated with aluminum through a process called hot-dip coating or hot-dip galvanizing, where the steel strip is immersed in a bath of molten aluminum. The steel is first cleaned to remove any impurities and then dipped into the molten aluminum, ensuring that a layer of aluminum adheres to the surface of the steel strip. This process provides a protective coating of aluminum on the steel, enhancing its corrosion resistance and durability.

Q: Are steel strips used in the production of kitchen utensils?: Yes, steel strips are commonly used in the production of kitchen utensils due to their durability and corrosion resistance.

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