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Nestled in the heart of Hamilton, Will Sheetsandplates is a trusted name for businesses seeking robust and reliable materials. We take pride in supplying high-quality Stainless Steel 440B sheets and plates, materials engineered to withstand demanding conditions. Our team understands that your projects require more than just a product; they need a dependable solution. That’s why we focus on providing not only superior-grade steel but also the expert support to help you select the right material for applications where durability and wear resistance are absolutely essential.
Stainless Steel 440B stands out due to its carefully balanced composition, which features a higher carbon content than many other stainless grades. This formulation gives the material its notable hardness and exceptional resistance to wear and tear once it has been properly heat-treated. While it offers good corrosion resistance in many environments, its true strength lies in its ability to maintain a sharp edge and resist abrasion. This makes it a practical choice for projects where toughness is a greater priority than extreme corrosion resistance, offering a reliable combination of strength and performance.
| Specifications | ASTM A240 / ASME SA240 |
|---|---|
| Width | 1000mm / 1219mm /1250mm / 1500mm / 2000mm |
| Length | 2000 mm / 2440 mm / 2500 mm / 3000 mm / 6000 mm |
| Thickness | 0.1mm to 12 mm Thk |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Finish | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | Coils, Foils, Rolls, Plain Sheet, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Grade | C | Mn | Si | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| 440B | 0.6 -0.75 | 1.00 max | 1.00 max | 0.04 max | 0.030 max | 16.00 -18.00 | – |
| Tempering Temperature (°C) | Tensile Strengtd (MPa) | Yield Strengtd 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Rockwell (HR C) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed* | 758 | 448 | 14 | 269HB max | – |
| 204 | 2030 | 1900 | 4 | 59 | 9 |
| 260 | 1960 | 1830 | 4 | 57 | 9 |
| 316 | 1860 | 1740 | 4 | 56 | 9 |
| 371 | 1790 | 1660 | 4 | 56 | 9 |
| Grade | DIN | UNS | EN |
| 440B | 1.4112 | S44003 | X90CrMoV18 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 440B Sheet and Plates has exceptional hardness, strength and wear resistance, making it ideal for heavy-duty applications Its high chromium content (16-18%) ensures excellent corrosion and oxidation resistance even in harsh environments. The alloy retains good strength at high temperatures and provides good abrasion resistance, making it suitable for use in tool making, valves and machine parts Stainless steel 440B is also highly versatile, for easy machining and polishing, go with profitability in automotive, aerospace and construction Increases.
You’ll commonly find Stainless Steel 440B sheets and plates put to excellent use in the creation of components that face constant friction. This includes everything from industrial blades and molds for plastics to critical parts for the food processing and pharmaceutical industries, where precision and sanitation are key. It’s also a fantastic choice for high-wear items like machine parts, ball bearings, and valve components. Essentially, wherever an application calls for a material that can stand up to heavy use without deforming, 440B delivers the dependable, long-lasting performance you need.
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