High Quality 321 Stainless Steel Coil from China Suppliers - Durable & Corrosion-Resistant Factory Products
Product Description
Product Parameter
| Standard | JIS, AiSi, ASTM, GB, DIN, EN |
| Length | as required, 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, |
| Width | 3mm-2000mm or as required, 600mm, 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm |
| Place of Origin | WUXI,JIANGSU,CHINA |
| Brand Name | TISCO, BAO STEEL, BAOXIN, ZPSS, LISCO, JISCO, etc. |
| Type | Plate |
| Certification | Sgs |
| Tolerance | ±1% |
| Processing Service | Bending, Welding, Decoiling, Punching, Cutting |
| Product name | 321 Stainless steel coil |
| Surface | 2B, BA, NO.4, Mirror, Hairline...... |
| Delivery time | Within 7-10 Working Days |
| Hardness | Annealed, 1/16 Hard, 1/8 Hard, 1/4 Hard, 1/2 Hard, Hard |
| Stock or not | enough stock |
| Thickness | 0.3-100mm |
| Quality test | we can offer MTC(mill test certificate) |
| Package | Standard Export Sea-Package |
| Supply Ability | 20000 Ton/Tons per Year |
| Standard | ASTM,AISI,SUS,JIS,EN,DIN,BS,GB |
| Material | 201/202/301/302/304/304L/316/316L/309S/310S/321/409 420/430/430A/434/444/2205/904L 2205 2507 2520 |
| Finish(Surface) | No.1/2B/NO.3/NO.4/BA/HL/Mirror |
| Technique | Cold Rolled / Hot Rolled |
| Thickness | 0.3mm-3mm(cold rolled) 3-120mm (hot rolled) |
| Width | 1000mm-2000mm or customization |
| Length | 1000mm-6000mm or customization |
| Application | Stainless steel sheets can apply to construction field, ships building industry, petroleum & chemical industries, war and electricity industries, food processing and medical industry, boiler heat exchanger,machinery and hardware fields. Stainless steel sheet can be made according to the customer's requirements. Fast delivery. Quality assured.Welcome to order. |
Chemical Component
| Grade | C | Si | Mn | P | S | Ni | Cr | Mo |
| 201 | ≤0.15 | ≤0.75 | 5.5-7.5 | ≤0.06 | ≤0.03 | 3.5-5.5 | 16.0-18.0 | - |
| 202 | ≤0.15 | ≤1.0 | 7.5-10.0 | ≤0.06 | ≤0.03 | 4.-6.0 | 17.0-19.0 | - |
| 301 | ≤0.15 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.03 | 6.0-8.0 | 16.0-18.0 | - |
| 302 | ≤0.15 | ≤1.0 | ≤2.0 | ≤0.035 | ≤0.03 | 8.0-10.0 | 17.0-19.0 | - |
| 304 | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.03 | 8.0-10.5 | 18.0-20.0 | |
| 304L | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.035 | ≤0.03 | 9.0-13.0 | 18.0-20.0 | |
| 309S | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.03 | 12.0-15.0 | 22.0-24.0 | |
| 310S | ≤0.08 | ≤1.5 | ≤2.0 | ≤0.035 | ≤0.03 | 19.0-22.0 | 24.0-26.0 | |
| 316 | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.03 | 10.0-14.0 | 16.0-18.0 | 2.0-3.0 |
| 316L | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.03 | 12.0-15.0 | 16.0-18.0 | 2.0-3.0 |
| 321 | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.035 | ≤0.03 | 9.0-13.0 | 17.0-19.0 | - |
| 904L | ≤2.0 | ≤0.045 | ≤1.0 | ≤0.035 | - | 23.0-28.0 | 19.0-23.0 | 4.0-5.0 |
| 2205 | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.030 | ≤0.02 | 4.5-6.5 | 22.0-23.0 | 3.0-3.5 |
| 2507 | ≤0.03 | ≤0.80 | ≤1.2 | ≤0.035 | ≤0.02 | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 |
| 2520 | ≤0.08 | ≤1.5 | ≤2.0 | ≤0.045 | ≤0.03 | 0.19-0.22 | 0.24-0.26 | - |
| 410 | ≤0.15 | ≤1.0 | ≤1.0 | ≤0.035 | ≤0.03 | - | 11.5-13.5 | - |
| 430 | 0.12 | ≤0.75 | ≤1.0 | ≤0.040 | ≤0.03 | ≤0.60 | 16.0-18.0 | - |
| Surface Finish | Characteristics and application |
| 2B | The surface brightness and flatness of no2B is better than no2D. then through a special surface treatment to improve its mechanical properties,No2B could nearly satisfy comprehensive uses. |
| No.1 | Polished with abrasive belt of grit#100-#200, have better brightness with discontinuous coarse stria, used as inner and external ornaments for building, electrical appliances and kitchen utensils etc. |
| No.4 | Polished with abrasive belt of grit #150-#180,have better brightness with discontinuous coarse stria, but thinner than No3, are used as bathtub buildings inner and external ornaments electrical appliances kitchen utensils and food processing equipment etc. |
| HL | Polished with abrasive belt of grit #150-#320 on the NO.4 finish and has continuous streaks, mainly used as buildings ornaments elevators, door of building, frontal plate etc. |
| BA | Cold rolled, bright annealed and skin-passed, the product have excellent brightness and good reflexivity like mirror, kitchen apparatus, ornament etc. |
| 8K | The product have excellent brightness and prefer reflexivity can to be the mirror. |
Application
Stainless steel has unique characteristics such as unique strength, high abrasion resistance, superior anti-corrosion performance and resistance to rust. Therefore, it is widely used in industry, food machinery, mechanical and electrical industry, household appliance industry, home decoration and finishing industry. The development prospect of stainless steel application will be more and more broad, but the development of stainless steel application largely depends on the development of its surface treatment technology.
Production Process
Factory Show
Product Testing
Product Short Description
- Premium Material: Crafted from 321/321H/ASTM A240/DIN 1.4541 stainless steel.
- Versatile Applications: Ideal for chemical, aerospace, food processing, power generation, construction, and engineering industries.
- Unmatched Quality: Produced by a factory combining manufacturing and trading expertise.
- Durable & Corrosion-Resistant: Ensures long-lasting performance even in harsh environments.
Introduction to High-Quality 321 Stainless Steel Coil
At our state-of-the-art factory, we specialize in producing and trading high-quality 321 stainless steel coils that cater to a wide range of industrial applications. Our product stands out in the market due to its exceptional durability and corrosion resistance, making it an ideal choice for industries that demand the highest standards of performance.
Materials and Their Unique Characteristics
Applications of 321 Stainless Steel Coil
Company Advantages
- Manufacturing and Trading Expertise: Our factory combines manufacturing and trading capabilities, allowing us to offer competitive pricing and quick delivery.
- Quality Assurance: We adhere to stringent quality standards to ensure that every coil meets the highest industry requirements.
- Customization: We offer customized solutions to meet specific client needs, ensuring that our products fit perfectly into your industrial applications.
Conclusion
Investing in our high-quality 321 stainless steel coil is a decision that guarantees long-lasting performance and reliability. With its exceptional durability, corrosion resistance, and versatility, our product is the ultimate solution for industries that demand the best. Contact us today to discuss your specific requirements and explore how our coils can enhance your operations.
Frequently Asked Questions (FAQ)
What are the primary applications of 321 stainless steel coils?
321 stainless steel coils are highly versatile and widely used in the chemical industry, aerospace, food processing, power generation, as well as construction and engineering projects such as bridges and buildings.
What is the difference between 321 and 321H stainless steel?
While 321 stainless steel is known for its excellent resistance to intergranular corrosion in high-temperature environments, 321H is an enhanced version with higher carbon content, providing improved strength and creep resistance at elevated temperatures.
Which surface finishes are available for the stainless steel sheets?
We offer a variety of surface finishes including 2B (general use), No.1 (polished coarse stria), No.4 (kitchen and food equipment), HL (hairline for elevators and doors), BA (mirror-like reflexivity), and 8K mirror finish.
What processing services do you offer for these coils?
We provide comprehensive processing services to meet customization needs, including Bending, Welding, Decoiling, Punching, and Cutting.
How does your factory ensure the quality of the stainless steel products?
We adhere to strict quality standards, offer Mill Test Certificates (MTC), and carefully control chemical element composition (such as Carbon, Chromium, Nickel, and Molybdenum) to guarantee performance, hardness, and corrosion resistance.