Chanchai Stainless, located in Bangkok, Thailand, has made a name for itself as a leading manufacturer and supplier of top-notch stainless steel products, serving customers around the globe with reliability and precision. As a trusted producer of Stainless Steel 440 Bars in Dubai, UAE, the company ensures that its products are crafted to meet international standards, guaranteeing durability, strength, and resistance to corrosion. With cutting-edge facilities and a team of skilled professionals, Chanchai Stainless offers tailored stainless steel solutions that cater to a variety of industries, providing clients with dependable products that blend performance and longevity for demanding engineering and industrial applications.
Stainless Steel 440 Bars are primarily made up of high carbon content, with chromium being the key alloying element that boosts hardness and corrosion resistance. Typically, they contain 16–18% chromium and 0.95–1.20% carbon, along with trace amounts of manganese, silicon, and molybdenum. These bars boast impressive mechanical properties, including high tensile strength, excellent wear resistance, and remarkable toughness when heat-treated. They also offer good dimensional stability, hardness reaching up to 58 HRC, and resistance to oxidation, making them perfect for critical applications that require both durability and strength.
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.
Across various industries, Stainless Steel 440 Bars are highly valued for their exceptional strength and wear resistance. They find applications in the production of surgical instruments, bearings, and valve components, thanks to their ability to endure high stress and heavy loads. In the engineering and automotive sectors, they are utilized in shafts, pump parts, and precision tools. Moreover, their resistance to corrosion and abrasion makes them ideal for use in the petrochemical, marine, and defense industries. Their versatility ensures reliable performance in both high-stress environments and long-term service applications.







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