Leading manufacturer and supplier of 317/317L stainless steel coils with high molybdenum content for excellent corrosion and pitting resistance. Ideal for food, marine, and pharmaceutical industries.
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 | Description |
|---|---|
| Product Name | Stainless Steel Coil, Stainless Coil, SS Coil |
| Material Grades | 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. |
| Standards | GB, AISI, ASTM, DIN, EN, JIS, GOST |
| Process / Technology | Cold Rolled / Hot Rolled / Custom Slitting |
| Thickness | 0.1 – 16 mm |
| Width | 20 – 2000 mm (customizable) |
| Length / Coil OD | 3 mm – 2500 mm or per customer request |
| Acabamento da superfície | 2B, Bright Annealed (BA), Dull Polish (DP), Hot Rolled (HR), No.1, HL, No.4, No.8, Mirror, Etched, Embossed |
| Inspection | SGS, TUV, BV, ABS, LR etc. |
| Aplicativo | Oil & Gas, Petroleum, Vessels, Ship Building, Water Treatment, Environmental Protection, etc. |
| Finish | Description | Typical Thickness (mm) | Available Widths (mm) |
| 2B | Smooth, reflective grey sheen. Most widely used. | 0.55 | 914, 1219 |
| BA | Bright annealed mirror-like finish. | 0.70 | 914, 1219 |
| DP | Brushed, non-reflective, easy to clean. | 0.90 | 750, 914, 1219 |
| HR | Scaled, hot-rolled finish. | 1.20 | 750–1500 |
| No.1 | Pickled, white surface after hot-rolling. | 1.50 | 914, 1219, 1500 |
| HL | Continuous linear polish finish. | 1.60 | 914, 1219, 1500 |
| No.4 | Polished with 150–180 grit. | 2.00 | 914, 1219, 1500 |
| No.8 | Mirror finish, highly reflective. | 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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