Top-quality 309 stainless steel coil with superior heat and corrosion resistance. As exceptional stainless steel coil suppliers, we offer custom coil solutions for high-temperature environments.
As a trusted stainless steel coil supplier in China, we specialize in providing 309 stainless steel coils with outstanding high-temperature resistance and excellent corrosion performance. Our factory is equipped with advanced slitting, annealing, and surface treatment lines, ensuring precise control over dimensions and surface finishes such as 2B, BA, HL, and mirror polish. These coils are widely used in heat exchangers, kilns, thermal processing plants, and chemical industries requiring superior oxidation resistance. We offer flexible specifications, third-party inspections like SGS or TUV, and full OEM/ODM support to meet the needs of global buyers seeking high-performance stainless steel coil solutions.
| Item | Descrição |
|---|---|
| Nome do produto | Bobina de aço inoxidável, Bobina de aço inoxidável, Bobina SS |
| Classes de materiais | 201 / 202 / 304 / 304L / 304H / 309 / 309S / 310 / 310S / 316 / 316L / 317 / 317L / 321 / 321H / 347 / 347H / 409 / 410S / 416 / 420 / 430 / 439 / 440 / 444 / 446 / 2205 / 2507 / S31803 / S32205 / S32750 / S32760 / 253MA / 254SMO / 904L / A286 etc. |
| Normas | GB, AISI, ASTM, DIN, EN, JIS, GOST |
| Processo / Tecnologia | Laminado a frio / Laminado a quente / Corte longitudinal personalizado |
| Espessura | 0,1 - 16 mm |
| Largura | 20 - 2000 mm (personalizável) |
| Comprimento / diâmetro externo da bobina | 3 mm - 2500 mm ou a pedido do cliente |
| Acabamento da superfície | 2B, Recozido Brilhante (BA), Polimento Fosco (DP), Laminado a Quente (HR), N.º 1, HL, N.º 4, N.º 8, Espelho, Gravado, Gofrado |
| Inspeção | SGS, TUV, BV, ABS, LR, etc. |
| Aplicação | Petróleo e gás, petróleo, navios, construção naval, tratamento de águas, proteção ambiental, etc. |
| Acabamento | Descrição | Espessura típica (mm) | Larguras disponíveis (mm) |
| 2B | Brilho cinzento liso e refletor. Mais utilizado. | 0.55 | 914, 1219 |
| BA | Acabamento espelhado recozido e brilhante. | 0.70 | 914, 1219 |
| DP | Escovado, não refletor, fácil de limpar. | 0.90 | 750, 914, 1219 |
| RH | Acabamento escalonado e laminado a quente. | 1.20 | 750-1500 |
| N.º 1 | Superfície branca e decapada após laminagem a quente. | 1.50 | 914, 1219, 1500 |
| HL | Acabamento de polimento linear contínuo. | 1.60 | 914, 1219, 1500 |
| N.º 4 | Polido com grão 150-180. | 2.00 | 914, 1219, 1500 |
| N.º 8 | Acabamento espelhado, altamente refletor. | 2.50 | 914, 1219, 1500 |
309 stainless steel coils are available in a variety of custom-cut widths and lengths to meet diverse application needs. Customers can choose between cold-rolled for precision use or hot-rolled for structural and thermal systems. Available finishes include 2B for fabrication, No.1 for industrial strength, and BA for reflective use. Each coil can be slit, leveled, or edge-trimmed based on your exact project needs.
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309 contains higher chromium (23%) and nickel (13%) levels, providing significantly better performance in high-heat and oxidizing environments compared to 304.
Yes, we support custom coil processing including slitting, surface polishing, and edge treatment according to your specifications.
Absolutely. Its high-temperature resistance up to 1000°C makes it ideal for furnace liners, radiant tubes, and other thermal equipment.Do you offer small trial orders?
Yes, sample and low-volume trial orders are welcome for new customers seeking quality verification.
We provide Mill Test Certificate (EN10204 3.1), packing list, commercial invoice, and custom-required export documents.
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