Amer Stainless, a reputable manufacturer and supplier located in Amman, Jordan, specializes in top-notch Stainless Steel 440 Bars designed for high-strength and high-wear applications. These bars are celebrated for their exceptional hardness, durability, and resistance to corrosion. Crafted with cutting-edge processing techniques and rigorous quality control measures, Amer Stainless guarantees a consistent surface finish, precise dimensions, and reliable mechanical performance. This makes their 440 bars ideal for use in industrial machinery, tooling, and precision engineering. With a strong commitment to excellence, Amer Stainless delivers dependable SS 440 bar solutions to various industries throughout Jordan and beyond, catering to a wide range of demanding operational needs.
Stainless Steel 440 Bars belong to the high-carbon martensitic stainless steel family, typically comprising carbon (0.6–0.75%), chromium (16–18%), along with trace amounts of manganese, silicon, and molybdenum. This unique composition grants them remarkable hardenability, impressive wear resistance, and high mechanical strength. After undergoing heat treatment, SS 440 bars achieve outstanding hardness and tensile strength while maintaining their structural integrity. They also provide good corrosion resistance in mild atmospheres and moderate environments. These characteristics make SS 440 bars perfect for applications that demand toughness, durability, and resilience against mechanical stress.
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
|---|---|---|---|---|---|---|---|
BS | En | No | Name | ||||
440 | S44000 | – | – | – | X105CrMo17 | – | SUS 440 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 440 | min. max. | 0.75 1.20 | – 1 | – 1 | – 0.04 | – 0.03 | 16 18 | – 0.75 | – | – |
|
Tempering Temperature (°C) |
Tensile Strength (MPa) |
Yield Strength 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 |
Contact us to get a quick quote for your requirement.
We ensures that all Stainless Steel 440 Bars will meet quality standards; this includes extensive testing and certification. Every batch is inspected thoroughly, including chemical analysis, mechanical tests, and checks on dimensions. Thorough reports are issued at the time of certification that guarantees international standards about performance, durability, and reliability of the products.
440 round bars offer high hardness and wear resistance, ideal for making cutting tools, blades, and industrial components requiring strength and durability in moderate corrosive environments.
440 flat bars are known for their hardness and abrasion resistance, making them suitable for manufacturing components like blades, tools, and mechanical parts in various industrial applications.
440 square bars provide excellent strength and durability, ideal for applications requiring high wear resistance, such as tooling and machinery components, with good performance in moderate corrosive environments.
440 rectangular bars are used in high-strength applications requiring durability and hardness, such as manufacturing tools, bearings, and structural components, offering excellent wear resistance and moderate corrosion resistance.
440 hexagonal bars deliver high hardness and resistance to wear, suitable for applications like cutting tools and industrial machinery components, providing strength and durability in various environments.
440 T-bars offer robust hardness and wear resistance, ideal for structural applications and tooling, providing strength and durability in environments where high performance and resistance to abrasion are required.
Stainless Steel 440 Bars are a go-to choice in industries that demand high hardness, wear resistance, and strength. You’ll often find them in knife blades, cutting tools, parts for industrial machinery, shafts, rollers, valve components, and precision tools. Their durability and performance under stress make them popular in the automotive, aerospace, petrochemical, and defense sectors. Plus, SS 440 bars are also used in pump components, bearings, surgical instruments, molds, and high-impact mechanical parts. With their excellent wear resistance and strong mechanical properties, they’re perfect for long-term use in tough and abrasive environments.







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