Walid Stainless, headquartered in Tunis, Tunisia, is a trusted manufacturer and supplier of premium stainless steel products. Among their high-quality offerings are Stainless Steel 440 Bars, engineered for applications that demand exceptional strength, hardness, and corrosion resistance. Known for their durability and precision, these bars are ideal for industrial, automotive, and structural applications where reliability is crucial. At Walid Stainless, every bar is crafted with meticulous attention to detail and undergoes strict quality control to ensure consistent performance. Clients rely on 440 Bars for robust, long-lasting solutions that meet the highest standards of engineering and quality.
Stainless steel 440 is mainly made of 16-18% chromium, 0.75-1.5% carbon, manganese, silicon, phosphorus and small amounts of sulfur. This design provides excellent durability, wear resistance and corrosion resistance. Mechanical properties include approximately 560-700 MPa tensile strength, 450-550 MPa yield strength and 58-60 HRC hardness after heat treatment These rods offer high resistance to corrosion and oxidation, making them ideal for use in hard surfaces, as well as durable, durable and indestructible such as tools and even cutting machines have applications in the field of needs
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 widely used in industries that require strong, wear-resistant, and corrosion-resistant materials. They are ideal for manufacturing precision instruments, automotive components, gears, bearings, and high-performance machinery parts. Their exceptional hardness and durability make them suitable for applications involving repeated stress, friction, or impact. Engineers and technicians rely on 440 Bars for components that demand long-term stability, safety, and performance. Walid Stainless ensures that every bar meets strict quality standards, providing a reliable material solution for demanding industrial, mechanical, and structural projects where excellence and precision are non-negotiable.







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