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China 321 Cold Rolled Stainless Steel Coils - High-Performance Supplier & Factory for Aerospace and Industrial Applications
Product Details
You can choose from a range of thicknesses—from thin 0.3mm up to a sturdy 6.0mm—as well as different surface finishes like 2B and BA. And don't worry about quality; they meet ASTM A240 standards. Their resistance to oxidation and thermal stability make them the go-to choice when things get hot and unpredictable.
Some of the common uses include:
- Aircraft exhaust systems
- Heat treatment equipment
- Chemical processing parts
- Expansion joints
- High-temperature fabrication projects
🚀 Ready to upgrade your high-temp applications? Contact us today for a quote on our certified 321 stainless steel coils and experience unmatched reliability that keeps your operations running smoothly!
| Austenitic Stainless Steel | 201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc |
| Martensitic Stainless Steel | 410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc |
| Duplex Stainless Steel | S31803, S32101, S32205, S32304, S32750, etc |
| Ferritic Stainless Steel | 429, 430, 433, 434, 435, 436, 439, etc |
Product Specification
| Product Name | Stainless Steel Coil |
| Standard | JIS / SUS / GB / DIN / ASTM / AISI / EN |
| Surface | 2B, BA, NO.1, NO.4, 8K, HL, Embossing, Satin, Mirror, etc |
| Technique | Cold Rolled; Hot Rolled |
| Thickness | 0.3–4mm cold rolled; 3–16mm hot rolled; 16–100mm hot rolled; Customized according to customer requirements |
| Width | 1000mm, 1219mm, 1240mm, 1500mm, 1800mm, 2000mm |
| Length | 2000mm, 2438mm, 2500mm, 3000mm, 6000mm or as required |
| Color | Natural Color, Golden, Black, Sapphire Blue, Brown, Rose Gold, Bronze, Silver, etc |
| Application | Interior/Exterior decoration; Architecture; Elevator; Kitchen; Ceiling; Cabinet; Advertising nameplate; Roof structure; Shipbuilding |
| Lead Time | 7–15 working days after the receipt of 30% deposit |
| Payment Terms | 30% TT for deposit, 70% TT / 70% LC at sight balance before shipment |
| Price Terms | FOB, EXW, CIF, CFR |
| Packing | Wooden Pallet or according to customer's requirements |
Chemical Composition Table
| Chemical Component (%) | |||||||
| Grade ASTM | C | Si | Mn | S | P | Cr | Ni |
| 201 | ≤0.15 | ≤0.75 | 5.50–7.50 | ≤0.030 | ≤0.060 | 16.00–18.00 | 3.50–5.50 |
| 304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 17.00–19.00 | 8.00–11.00 |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 18.00–20.00 | 8.00–12.00 |
| 309S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 22.00–24.00 | 12.00–15.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 24.00–26.00 | 19.00–22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00–18.00 | 10.00–14.00 |
| 316L | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00–18.00 | 12.00–15.00 |
Frequently Asked Questions
What thickness range is available for 321 stainless steel coils?
Our 321 stainless steel coils are available in thicknesses ranging from 0.3mm (cold rolled) up to 100mm (hot rolled), with customized options available based on your specific project requirements.
What surface finishes are offered for stainless steel coils?
We offer a wide variety of surface finishes including 2B, BA, NO.1, NO.4, 8K, HL, Embossing, Satin, and Mirror. Custom finishes can also be arranged upon request.
What international standards do your stainless steel coils comply with?
Our products comply with major international standards including ASTM, AISI, JIS, SUS, GB, DIN, and EN, ensuring quality and compatibility for global applications.
What are the typical applications for 321 stainless steel coils?
321 stainless steel coils are widely used in aircraft exhaust systems, heat treatment equipment, chemical processing parts, expansion joints, and various high-temperature fabrication projects due to their excellent oxidation resistance and thermal stability.
What are the payment and delivery terms?
We require a 30% TT deposit to confirm the order, with the remaining 70% payable by TT or LC at sight before shipment. Standard lead time is 7–15 working days after receipt of the deposit. Price terms include FOB, EXW, CIF, and CFR.
Can I order custom widths and lengths for stainless steel coils?
Yes, in addition to our standard widths (1000mm, 1219mm, 1240mm, 1500mm, 1800mm, 2000mm) and lengths, we fully support customized dimensions to meet your specific project needs. Please contact us with your requirements for a tailored quote.