Cold Rolled Steel Coil Q195~Q345 China Best Quality

Cold Rolled Steel Coil Q195~Q345 China Best Quality System 1

Cold Rolled Steel Coil Q195~Q345 China Best Quality System 2

Cold Rolled Steel Coil Q195~Q345 China Best Quality System 3

Cold Rolled Steel Coil Q195~Q345 China Best Quality

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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1.Structure of Cold Rolled Steel Coil Q195~Q345 China Best Quality：

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.

2.Main Features of Cold Rolled Steel Coil Q195~Q34

• Excellent process capability

• Smooth and flat surface

• Excellent heat resistance performance

3. Cold Rolled Steel Images：

Cold Rolled Steel Coil Q195~Q345 China Best Quality

4.Cold Rolled Steel Specification

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

Grade: Q195~Q345

Thickness: 0.16mm~2.0mm

Width: 1250mm MAX

Coil weight:3-12 MT

Coil ID:508/610mm

FAQ

1.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

2. 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 automotive hoods?: Steel coils are used in the manufacturing of automotive hoods as they are shaped and formed into the desired hood design. These coils are processed through various stages such as cutting, stamping, and welding to create the hood's structure. The strength and durability of steel make it an ideal material for automotive hoods, ensuring they can withstand impacts and provide protection to the engine compartment.

Q: How are steel coils inspected for coil set?: Various methods and equipment are utilized to inspect steel coils for coil set. Coil set refers to the curvature or shape of the coil, which can affect its performance and usability in different applications. One way to inspect steel coils for coil set is through visual examination. Experienced operators or inspectors carefully assess the coils for any visible deformities or irregularities in their shape. This can be accomplished by unrolling a section of the coil and checking for signs of buckling, twisting, or unevenness. Visual inspection is a simple and cost-effective method to identify evident coil set issues. In addition to visual examination, more advanced techniques are employed to accurately measure and quantify coil set. One such technique involves using a straight edge or template. The straight edge is placed along the length or width of the unrolled portion of the coil, and any gaps or deviations from the straight edge indicate the presence of coil set. This method provides a more precise measurement of the extent and severity of the coil set. Another commonly used technique is the utilization of specialized tools like a non-contact laser measurement system. This system projects a line onto the surface of the coil using lasers and measures the distance between the line and the coil. Any variations in this distance indicate the presence of coil set. This method offers high accuracy and provides detailed data on the coil's shape and curvature. Other methods may involve the use of mechanical devices such as rollers or tensioners to unroll and measure the coil's shape. These devices exert controlled pressure on the coil to straighten it out, and any resistance or deviations encountered during the process serve as indications of coil set. Overall, the inspection of steel coils for coil set involves a combination of visual examination and precise measurement techniques. These methods aid in identifying and quantifying any deformities or irregularities in the coil's shape, enabling manufacturers and customers to make informed decisions about the usability and quality of the steel coils.

Q: How are steel coils used in the manufacturing of household goods?: Steel coils are used in the manufacturing of household goods in a variety of ways. One common use is in the production of appliances such as refrigerators, washing machines, and ovens. The steel coils are shaped and formed into different parts and components of these appliances, providing strength and durability to the finished product. Additionally, steel coils are often used in the manufacturing of furniture, particularly in the construction of metal frames for chairs, tables, and bed frames. The coils can be bent, welded, or molded into the desired shape, providing a sturdy and reliable foundation for these household items. Furthermore, steel coils are also utilized in the production of kitchen utensils and cookware. The coils can be stamped or pressed into different shapes, such as pots, pans, and cutlery, creating durable and heat-resistant products that are essential for everyday cooking and food preparation. In summary, steel coils play a crucial role in the manufacturing of household goods by providing strength, durability, and versatility to a wide range of products.

Q: When steel is cast, does it become weaker/more brittle or anything of this nature? what are the side effects of steel casting on the steel itself?How can you correct these?: It contains too many air bubble spacing and too many impurity that make it easily to be broken apart. Melt it down again with high heat to remove most impurity, after this process,it becomes iron.

Q: Can someone help me...i have a diagram and were supposed to calculate the steel tonnage needed for the pictre. Can someone tell me step by step what i need to do (ex:find area of ...): Find the volume of steel and then multiply that by the density of the steel.

Q: What are the common methods of joining steel coils?: Various techniques can be employed to join steel coils, depending on the desired outcome and specific application. Butt welding is a commonly utilized method wherein the two ends of the steel coils are aligned and welded together. Gas welding, electric resistance welding, or laser welding can be employed for this purpose. This technique yields a strong and continuous joint without the need for additional material. For temporary or low-stress applications where disassembly may be necessary, overlapping and stitching is an option. In this technique, one end of the steel coil is overlapped onto the other end and fastened together using mechanical means such as staples, nails, or screws. Mechanical couplings are another means of joining steel coils. These couplings are designed to fit over the coil ends and securely hold them together. They are commonly used in pipelines where the joint must be leak-proof and capable of withstanding high pressure. Adhesive bonding is a method that involves applying a suitable adhesive or bonding agent to the coil ends and pressing them together. This technique results in a clean and visually appealing joint, although the strength may vary depending on the adhesive used. Similar to overlapping and stitching, overlapping and welding involves overlapping the coil ends and welding them together. However, instead of using mechanical fasteners, welding is employed to create a stronger and more permanent joint. This method is frequently employed in structural applications that require high strength and durability. It should be noted that the selection of a joining method depends on factors such as the type of steel, application requirements, and desired joint strength. Careful consideration should be given to ensure that the chosen method is suitable for the specific project.

Q: How are steel coils inspected for bendability using bend testers?: Bend testers are specialized machines utilized to inspect the bendability of steel coils, measuring their flexibility and resistance against bending. The inspection process involves multiple steps to guarantee precise and dependable outcomes. To begin with, the steel coil is prepared by securing it firmly in place, typically using clamps or other mechanisms to prevent any movement during testing. This ensures stability and enables consistent and repeatable measurements. Following that, the bend tester is set up according to the specified testing parameters. These parameters usually include the desired bend angle, the speed at which the bend is applied, and the number of cycles to be performed. The bend tester is equipped with a bending mechanism that applies a controlled force on the coil, simulating the bending conditions it may experience in its application or use. Once the bend tester is ready, the bending process commences. The machine gradually applies an increasing force to the steel coil until it reaches the desired bend angle. Careful measurement and monitoring of this force take place throughout the process to ensure accuracy. While the bending process is underway, the machine records and displays significant data, such as the applied force, the angle of bend, and any indications of cracking or other defects. This data is crucial for evaluating the bendability of the steel coil and determining its compliance with required standards. Once the desired bend angle is attained, the coil is released from the bending mechanism, allowing any residual stresses to relax. This relaxation period is essential for observing any potential spring-back effect, where the coil partially returns to its original shape after bending. The amount of spring-back is also measured and recorded for further analysis. Finally, the inspection results are analyzed to assess the overall bendability of the steel coil. If the coil meets the specified bendability criteria, it can be deemed acceptable for its intended application. However, if any cracks, fractures, or excessive spring-back are detected, further investigation and analysis may be necessary to identify the cause and determine appropriate corrective actions. In conclusion, bend testers play a crucial role in inspecting the bendability of steel coils. Through a controlled and systematic process, these machines accurately measure flexibility and resistance to bending, ensuring the quality and reliability of steel coils used in various industries.

Q: How are steel coils used in the production of electrical devices?: Steel coils are an essential component in the production of electrical devices. These coils are typically made from high-quality steel that is precisely wound into a circular shape. They play a crucial role in the functioning of various electrical devices, such as transformers, motors, generators, and inductors. One primary use of steel coils is in transformers. Transformers are vital for stepping up or stepping down voltage levels in electrical circuits. They consist of two separate coils, known as the primary and secondary coils, which are wound around a magnetic core. The steel coil provides stability and support to the windings, ensuring proper alignment and preventing any deformation. Additionally, the high magnetic permeability of steel helps to enhance the efficiency of energy transfer between the coils. In motors and generators, steel coils are employed to create magnetic fields that generate mechanical energy or convert it into electrical energy. The coils are wound around an armature or rotor, which rotates within a magnetic field created by a stator. As the current flows through the coils, a magnetic field is produced, resulting in the rotation of the armature or the generation of electrical power. Inductors, another type of electrical device, also utilize steel coils. An inductor is essentially a coil of wire wound around a core material, often made of steel. Steel coils in inductors help to increase the inductance, which is a measure of the device's ability to store energy in a magnetic field. By storing energy in this manner, inductors can regulate currents, filter out noise, and provide stability to electrical circuits. Overall, steel coils play a vital role in the production of electrical devices by providing stability, support, and enhancing the magnetic properties necessary for their efficient functioning. Without steel coils, the performance and reliability of electrical devices, such as transformers, motors, generators, and inductors, would be significantly compromised.

Q: How are steel coils used in the manufacturing of wires?: Steel coils are used in the manufacturing of wires by being fed into wire drawing machines where they are elongated and reduced in diameter to the desired thickness. The steel coils provide a continuous supply of raw material, ensuring a seamless production process for manufacturing wires of various sizes and applications.

Q: I need help my new stainless steel cookware is sticking ? My first meal was nasty!: Welcome to the life of stainless steel cookware. Make sure you have plenty of steel wool handy. It took my wife and I some getting used to, but we now love our set.

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