Stainless steel coil supplier
Stainless steel coils are highly versatile materials widely employed in various industries, including the production of kitchen equipment. These coils, available in different grades like 304 and 321, are renowned for their workability and weldability. Hot-rolled at temperatures between 1100 and 1300 degrees Celsius, they maintain their strength during welding. Post-welding annealing ensures optimal corrosion resistance, malleability, ductility, and strength. Additionally, stainless steel coils exhibit outstanding corrosion resistance due to their alloy nature, making both cold-worked and hot-worked coils equally durable and robust. These coils are lightweight, strong, cost-effective, and virtually maintenance-free, serving a multitude of industrial needs.
Stainless Steel Coil Suppliers
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Stainless Steel Coil Suppliers
Why choose us
Top-tier Quality Control
Rigorous quality assurance procedures guarantee superior stainless steel coil products.
Industry Expertise
Deep knowledge of stainless steel applications and experienced guidance.
Diverse Stainless Steel Grades
A wide variety of grades to match diverse industrial needs.
Dependable Deliveries
Reliable, on-time deliveries for smooth project execution and success.
Welcome to Alloyours, your premier destination for top-quality stainless steel solutions.
We are a leading alloy metal supplier known for our unwavering commitment to quality, innovation, and customer satisfaction. With a wide range of products, customization options, and a strong focus on sustainability, we provide the stainless steel materials and expertise you need to excel in your projects.
Stainless Steel Coil Suppliers
What Our Clients Say
FAQ
Frequently Asked Questions About Stainless Steel Quotes
Get quick answers to your most pressing questions about stainless steel quotes.
To request a quotation, please feel free to contact us in one of the following ways:
Online Inquiry Form: You can fill out the online inquiry form on our website (at the bottom of the page) to provide detailed information about your specific requirements for stainless steel sheet and plate. We will get back to you with a quote in a timely manner.
Email: Send an email to market004@alloyours.com including your project specifications and any questions. Our team will provide you with a detailed quote and further assistance.
WhatsApp: Add +86 13052085117. Our friendly and knowledgeable customer support team is ready to provide you with advice and a quick quote.
Absolutely, we offer custom sizes and special processing services to meet your project’s unique requirements. Whether you need stainless steel coil in non-standard dimensions or specialized processing such as cutting, shaping, or finishing, we have the capabilities to accommodate your requests.
Product delivery times may vary depending on several factors, including the specific stainless steel product, quantity, customization requirements, and your location. However, we are committed to providing you with accurate delivery estimates to ensure your project stays on schedule.
To get precise delivery times for your order, please reach out to us with your project details, including the stainless steel product type, quantity, customization needs, and your location. Our customer support team will promptly provide you with a delivery timeline based on your unique requirements.
Stainless Steel Coil Suppliers
what is stainless steel coil？
Stainless steel coils are a versatile material widely employed across various industries, known for their remarkable adaptability. They cater to the needs of high-end manufacturing companies and serve multiple purposes, including the production of kitchen equipment. The benefits of stainless steel coils are numerous, making them an essential choice in material selection.
These coils are highly cost-effective, owing to their durability, lightweight nature, and resistance to corrosion. Their strength is commendable, and once installed, they demand minimal maintenance. Their longevity reduces the frequency of replacements, resulting in overall cost savings.
Manufacturing stainless steel coils is a precise process that involves hot rolling stainless steel sheets into thin strips at elevated temperatures, typically between 1100 and 1300 degrees Celsius. The choice of stainless steel grade plays a significant role, with 304 and 321 being the most commonly used ones.
One key advantage of stainless steel coils is their workability. The selected grades, 304 and 321, are preferred for their ability to be processed smoothly and efficiently. This workability does not compromise the material’s strength during welding, and post-welding annealing ensures maximum corrosion resistance. Additionally, annealing restores the original physical properties and machinability of the products.
Weldability is another notable feature. While welding stainless steel coils is a straightforward process, it requires the use of filler material during welding. It is worth noting that 304-grade stainless steel coils are susceptible to carbide precipitation formation after welding. Proper annealing is crucial in maintaining malleability, ductility, corrosion resistance, and strength.
Thanks to the alloy nature of stainless steel coils, they exhibit excellent corrosion resistance. Both cold-worked and hot-worked stainless steel coils possess equal strength and durability. Although there may be slight differences in appearance, their fundamental characteristics remain consistent. The adaptability and performance of stainless steel coils continue to make them an invaluable choice across various industries.
Stainless Steel Coil Suppliers
production process of stainless steel coil
The production process of stainless steel coils typically involves the following steps:
Raw Material Preparation
Different stainless steel materials are placed in a furnace (modern stainless steel manufacturing processes typically use electric furnaces) and heated to their melting points.
Hot Rolled
Slabs made in steel mills are meticulously rolled to the desired thickness and shape, forming black coils. Subsequently, they go through annealing and pickling processes at the hot-rolling facility to produce white coils. These white coils are used for cold rolling, pipe manufacturing, and sheet metal production.
Sheet Metal Production
Slabs produced in steel mills undergo rolling, heat treatment, and pickling processes. They are then cut to the required dimensions as per orders and delivered to customers. Thick plates are used in heavy industries requiring corrosion resistance, such as petrochemicals, power facilities, paper manufacturing, and specialized shipbuilding.
Cold Rolled
POSCO is equipped with 20-high cluster mills, a bright annealing line, TLL (tension leveling line), AFC (automatic flatness control), and AGC (automatic gauge control), enabling the production of cold-rolled products with thicknesses ranging from 0.1 to 3.0mm and widths up to 1580mm.
Annealing/Heat Treatment
This is a crucial step to ensure the plasticity, ductility, corrosion resistance, and strength are maintained.
Cutting and Shaping
This is the final step where stainless steel is cut into the desired shapes and sizes.
Surface Finishing
This includes processes like polishing, brushing, and others to enhance the appearance and performance of stainless steel coils.
In summary, stainless steel coils are produced from hot-rolled coils, and their manufacturing process typically involves raw material preparation, cold rolling, heat treatment, leveling, and finishing processes. Each step requires precise control to ensure the quality and performance of the final product. Additionally, proper storage and maintenance are essential to prevent unnecessary damage or loss.
Stainless Steel Coil Suppliers
types of stainless steel coil
- Type 201 stainless steel is a cost-effective choice with a balance of properties suitable for many applications.
- It contains around 16-18% chromium, 3.5-5.5% nickel, and 5.5-7.5% manganese, providing decent corrosion resistance and strength.
- This type is used in kitchen appliances, catering equipment, and some architectural applications.
- Type 202 stainless steel is a low-nickel, high-manganese variant of the common 300 series austenitic stainless steels.
- It features approximately 16-18% chromium, 4-6% nickel, and 7.5-10% manganese, offering corrosion resistance and formability.
- Widely used in kitchen equipment, sinks, and automotive trim.
- Type 304 stainless steel is the most prevalent and versatile stainless steel grade.
- Composed of 18-20% chromium and 8-10.5% nickel, it provides excellent corrosion resistance and is easily weldable.
- Widely applied in kitchen appliances, food processing equipment, and architectural components.
- Type 301 stainless steel is a high-strength austenitic alloy with excellent corrosion resistance.
- It typically contains 16-18% chromium and 6-8% nickel, offering good strength, ductility, and formability.
- Used in various applications such as springs, conveyor belts, and structural components.
- Type 316L stainless steel is a low-carbon variant of 316 stainless steel, known for its superior corrosion resistance.
- Comprised of 16-18% chromium and 10-14% nickel, it is ideal for harsh environments².
- Commonly used in chemical processing, pharmaceuticals, and marine equipment.
- Type 321 stainless steel is stabilized with titanium for enhanced resistance to intergranular corrosion.
- It typically contains 17-19% chromium and 9-12% nickel.
- Ideal for applications involving elevated temperatures such as aircraft parts and exhaust systems.
These stainless steel coil types are tailored for specific applications. For example, 317L is used in chemical industries, 310S in heat treatment equipment, 430 in household appliances, and 2205 in marine and offshore applications.
- Various surface treatments enhance the aesthetics and functionality of stainless steel coils. Brushing gives a directional appearance, polishing provides a glossy look, and satin finishing creates a matte surface.
Stainless steel coils undergo different manufacturing processes. Cold-rolled coils are used when a smoother and more polished surface is required. Hot-rolled coils are suitable for applications where structural strength is needed. Coated coils offer protection against corrosion and environmental factors.
Stainless Steel Coil Suppliers
What are the different surface finishes for stainless steel coils?
| Finish Name | Appearance | Reflectivity | Common Applications |
|---|---|---|---|
| 2B Finish | Smooth, slightly hazy | Moderate | Various applications, versatile surface finish |
| 2D Finish | Low-reflective, matte | Low | Subdued or non-reflective surfaces |
| 2E Finish | Rough, matte | Low | Textured or matte finishes |
| BA (Bright Annealed) Finish | Highly reflective | High | Decorative and high-visibility applications |
| HR (Hot Rolled) Finish | Industrial appearance | Low | Structural and industrial applications |
| Brushed Finish | Textured, brushed surface | Moderate | Architectural applications, slip-resistant surfaces |
| Polished Finish | Smooth, highly reflective | High | Decorative elements, kitchen equipment, architecture |
| Satin Finish | Matte surface, low reflectivity | Low-Moderate | Understated yet appealing applications |
Contact Us
Contact us for a quote
Minhang District
Shanghai, China
Email:
market004@alloyours.com
Phone:
+ 86 13052085117