Fabricante e fornecedor líder de bobinas de aço inoxidável 317/317L com elevado teor de molibdénio para uma excelente resistência à corrosão e à corrosão por picadas. Ideal para as indústrias alimentar, marítima e farmacêutica.
317 stainless steel coil is an austenitic alloy enhanced with 3–4% molybdenum, providing significantly improved resistance to general corrosion, pitting, and crevice corrosion compared to 304 stainless steel. With excellent strength, formability, and superior chemical resistance, 317 and 317L coils are ideal for demanding applications in marine, pharmaceutical, chemical processing, food processing, and architectural industries.
As a remarkable supplier of stainless steel coils, we offer complete OEM and ODM solutions with customizable thicknesses, widths, finishes, and edge formats. Our coils comply with ASTM, AISI, and EN standards, and are manufactured using advanced rolling and annealing technologies to ensure surface uniformity and dimensional accuracy.
| 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 |
317 and 317L stainless steel coils are available in hot rolled or cold rolled conditions. Surface finishes include 2B, No.1, BA, No.4, and mirror, depending on the intended use. Coil thicknesses range from 0.3mm to 12mm, with widths up to 2000mm and optional PE/PVC protective film. We support custom edge trimming, coil slitting, and inner diameter configurations to match automated or manual processing equipment requirements.
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317 contains higher molybdenum, offering greater resistance to pitting, especially in acidic or chloride environments where 304 may fail.
Yes. 317L has a low carbon content, reducing the risk of intergranular corrosion during and after welding.
Common applications include marine structures, chemical tanks, pharmaceutical plants, food-grade equipment, and architectural facades.
Absolutely. We offer customized thickness, width, length, and surface finish per your technical drawings or application requirements.
Yes. Each batch includes a Mill Test Certificate (EN10204 3.1) and third-party inspection reports (SGS, BV, TUV) if needed.
Yes. We welcome both bulk and trial orders to help customers evaluate our product quality and compatibility with their production.
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