Dang Steel, a reputable manufacturer and supplier located in Da Nang, Vietnam, is dedicated to crafting top-notch Alloy Steel F911 Bars that adhere to international standards. These bars are celebrated for their exceptional strength, durability, and ability to withstand high temperatures, making them a go-to choice in demanding industrial sectors. With a commitment to cutting-edge technology and precision engineering, Dang Steel guarantees consistent reliability and performance in their products. Their Alloy Steel F911 Bars are specifically designed to cater to the needs of industries like power generation, petrochemical, and construction, positioning them as a preferred option for clients in search of high-quality alloy steel solutions.
The composition of Alloy Steel F911 Bars includes chromium, molybdenum, and vanadium, along with additional elements such as manganese, nickel, and carbon to boost strength and resistance. This alloy showcases impressive mechanical properties, including high tensile strength, toughness, and excellent creep resistance. It also maintains remarkable stability under high temperatures and pressure, ensuring its reliability. The blend of hardness and ductility allows for outstanding machinability and weldability, facilitating efficient fabrication for various critical applications across multiple industries.
Diameter : 8mm-3000mm
Length : 3,000-10,000mm
Finish : Bright, Polish & Black
Condition : Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Form : Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.
| Grade Symbol | UNS Number | Alloy | Elements | Composition % |
|---|---|---|---|---|
| F911 | K91061 | 9% chromium, 1% molybdenum, 0.2% vanadium plus columbium and nitrogen | Carbon | 0.09 – 0.13 |
| Manganese | 0.30 – 0.60 | |||
| Phosphorus | 0.020 max | |||
| Sulfur | 0.010 max | |||
| Silicon | 0.10 – 0.50 | |||
| Nickel | 0.40 max | |||
| Chromium | 8.5 – 9.5 | |||
| Molybdenum | 0.90 – 1.10 | |||
| Columbium | 0.060 – 0.10 | |||
| Tungsten | 0.90 – 1.10 | |||
| Aluminium | 0.02 max | |||
| Nitrogen | 0.04 – 0.09 | |||
| Vanadium | 0.18–0.25 | |||
| Boron | 0.0003 – 0.006 | |||
| Titanium | 0.01 max | |||
| Zirconium | 0.01 max |
| Property | Value |
|---|---|
| Tensile Strength, min, ksi [MPa] | 90 [620] |
| Yield Strength, min, ksi [MPa] | 64 [440] |
| Elongation in 2 in. [50mm] or 4D, min, % | 18 |
| Reduction or Area, min, % | 40 |
| Brinell Hardness Number, HBW | 187-248 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel F911 Bars are widely utilized in sectors that demand resistance to heat, pressure, and mechanical stress. They play a crucial role in constructing boilers, turbines, pressure vessels, and heat exchangers in power plants. In the petrochemical and oil & gas industries, these bars are essential for pipelines, fittings, and structural components that face high-pressure and high-temperature conditions. Furthermore, they are also employed in chemical processing plants and heavy engineering projects, where durability, reliability, and resistance to thermal fatigue are vital for ensuring operational safety and efficiency.
Dang Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Da Nang, Vietnam.
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