SUS 303 stainless steel plate is a commonly used stainless steel material with excellent corrosion resistance and processing performance. SS303 material has sulfur added to its chemical composition, which can improve its processability and cutting performance,making it widely used in industries such as automated mechanical parts, fasteners, and food processing equipment.
Comprising approximately 17-19% chromium, 8-10% nickel, and a trace amount of sulfur, SUS 303 Stainless Steel is designed to offer exceptional machinability, making it a preferred choice for precision engineering. Renowned for its prowess in crafting intricate components and threaded fasteners, SUS 303 Stainless Steel Plate excels in applications where precision meets performance.
303 Stainless Composition
| Chromium | Nickel | Carbon | Manganese | Phosphorus |
| 17.0 min.-19.0 max | 8.0 min.-10.0 max. | 0.10 | 2.00 | 0.20 |
| Sulfer | Silicon | Copper | Nickel | Iron |
| 0.15-0.35 | 1.00 | 1.00 | 0.110 | Balance |

303 Stainless Steel Plate Specification
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Product |
Stainless Steel Sheet, Stainless Steel Plate |
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Grade |
200 series,300 series,22058,2207,904L,etc |
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Technology |
Cold Rolled, Hot Rolled |
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Cold Roll:0.1~3 mm |
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Hot Roll:3~100 mm |
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Surface |
BA, 2B, 2D, 4K, 6K, 8K, NO.4, HL, SB, Embossed |
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Other Choices |
Leveling: improve flatness, esp. for items with high flatness request. |
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Skin-Pass: improve flatness, higher brightness |
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Cutting:Laser cutting, help the customer to cut the required size |
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If your quantity is smaller than our MOQ, kindly pls contact us for inquiry accordingly, sometime we have small stock, thank you. |
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303 Stainless Plate Available Surface
303 plate is a versatile material that can be used in various industries due to its excellent corrosion resistance and machinability.One benefit of 303 material is its availability in different surface finishes, including 2B, NO.1, and BA.,etc.We also accept customer customization

303 SS Plate Processing Service
- Machining
- Waterjet cutting
- Plate saw cutting
- Laser cutting
- Plasma cutting


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