How is cold rolled coil manufactured ? :

Cold-rolled coils are manufactured through a series of steps that involve processing hot-rolled coils to achieve the desired thickness, surface finish, and mechanical properties. Here's a general overview of how cold-rolled coils are produced:

1. Hot-Rolling: The process begins with hot-rolling steel slabs or steel billets. Hot-rolling involves heating the steel to high temperatures (above 1700°F or 926°C) and passing it through a series of rolling mills to reduce its thickness and shape it into a long strip called a hot-rolled coil.

2. Pickling: The hot-rolled coil typically has a surface layer of iron oxides, known as scale, and may contain impurities. To remove the scale and clean the surface, the coil is immersed in a pickling solution (usually an acid solution) to dissolve the oxides and impurities. This process is called pickling.

3. Cold Rolling: After pickling, the clean hot-rolled coil is passed through a series of rolling mills at room temperature (or slightly below) to further reduce its thickness. Cold rolling involves applying high pressure to the coil, compressing it between a set of rollers, and incrementally reducing its thickness to the desired gauge. This process also improves the surface finish and mechanical properties of the steel.

4. Annealing: The cold-rolled coil may undergo an annealing process to enhance its properties. Annealing involves heating the coil to a specific temperature and holding it at that temperature for a certain time to promote recrystallization and eliminate internal stresses in the steel. This improves the coil's ductility and formability.

5. Skin Pass (Optional): In some cases, the cold-rolled coil may undergo a skin pass process, which involves applying a small reduction in thickness using highly polished rolls. The skin pass process further improves the surface finish and ensures dimensional accuracy.

6. Trimming and Cutting: The final step involves trimming the edges of the coil to achieve the desired width and cutting it into individual sheets or coils of the required length.

The cold-rolled coils produced through this process have smoother surfaces, improved dimensional tolerances, and better mechanical properties compared to hot-rolled coils. They are used in a wide range of applications where precise dimensions, a smooth surface finish, and excellent formability are required.
 

Features:

• Product Name: Cold Rolled Stainless Steel Coil
• Technique: Cold Rolled
• Length: 1000-6000mm
• Edge: Slit Edge/Mill Edge
• Grade: 304, 316L, 321, 310S, 1.4301, 1.4307, Etc.
• Surface Treatment: Cold Rolled
• Steel Coil Rolling
• Steel Rolling Coil
• Stainless Coil Rolling

Technical Parameters:

Applications:

Cold Rolled Stainless Steel Coil from Swealy is the ideal solution for a variety of applications. It features a cold steel rolling process that increases the strength and ductility of the material and enhances its wear resistance. With a minimum order quantity of 1 ton and standard seaworthy export packing, the product can be delivered within 7 days. It also comes with a certification of ISO9001, ISO14001, ISO 18001 and TUV for product safety and quality assurance. The price of the product is customizable according to customer requirements.
The Cold Rolled Stainless Steel Coil is produced according to standards of ASTM, AISI, DIN, EN, GB, JIS and is available in various sizes, with a width that can be customized according to customer specifications. The surface of the product is treated with cold rolling and has a slit edge/mill edge finish. It is made from stainless steel and has a high corrosion and oxidation resistance. With a supply capacity of 25000 tons per month and a lead time of 5-30 days, this product is sure to meet the customer's needs.

Customization:

We provide customized Cold Rolled Stainless Steel Coil services with the following product attributes:

• Brand Name: Swealy
• Place of Origin: China
• Certification: ISO9001 ; ISO14001; ISO 18001; TUV
• Minimum Order Quantity: 1Ton
• Price: customization
• Packaging Details: Standard seaworthy export packing or according to the customers' request
• Delivery Time: within 7 days
• Payment Terms: TT/LC
• Supply Ability: 25000 Ton/Tons per Month Lead Time: 5-30 Days
• Grade: 304, 316L, 321, 310S, 1.4301, 1.4307, Etc.
• Technique: Cold Rolled
• Edge: Slit Edge/Mill Edge
• Width: Also Can Be Customized As Your Requirements
• Length: 1000-6000mm

Our Stainless Coil Rolling, Cold Steel Rolling Coil and Stainless Steel Coil services are available for custom orders.

Support and Services:

We offer comprehensive technical support and service for Cold Rolled Stainless Steel Coil. Our technical support staff are experienced and knowledgeable in all aspects of Cold Rolled Stainless Steel Coil. We can provide product information, product samples, installation instructions, troubleshooting and maintenance advice. We also offer custom solutions to meet our customer’s needs. Our service team is available to answer any questions or provide assistance with product selection and installation.

FAQ: