Aung Metals, a top-notch manufacturer and supplier located in Naypyidaw, Myanmar, has built a solid reputation for providing high-quality Alloy Steel F22 Bars and Rods. With a strong focus on excellence and precision engineering, Aung Metals delivers products that not only meet international standards but also cater to a variety of industrial needs. Their Alloy Steel F22 Bars and Rods are crafted for exceptional strength, durability, and resistance to corrosion, making them perfect for tough environments. Thanks to cutting-edge manufacturing technology and rigorous quality control, Aung Metals guarantees reliable performance and customer satisfaction across various sectors, including oil and gas, power generation, and petrochemicals.
The Alloy Steel F22 Bars and Rods are primarily made up of chromium (8–9%), molybdenum (0.9–1.1%), carbon (0.05–0.15%), along with manganese, silicon, and trace elements that enhance their strength and toughness. These components provide remarkable hardenability and resistance to oxidation and high-temperature creep. The mechanical properties are impressive, featuring high tensile strength (620–850 MPa), a minimum yield strength of 415 MPa, and an elongation of around 20%. F22 alloy steel also showcases excellent impact toughness and stability at elevated temperatures, making it a great choice for pressure vessels, heat exchangers, and high-stress mechanical systems.
Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
Standard : ASTM A276, ASTM A479
Material Grade : Stainless Steel 431 (UNS S43100)
Stainless Steel 431 Round Bars : Outside Diameter in the range of 4mm to 500mm
Stainless Steel 431 Bright Bars : Outside Diameter in the range of 4mm to 100mm
Stainless Steel 431 Hex Bars : 18mm – 57mm (11/16″ to 2-3/4″)
Stainless Steel 431 Square Bars : 18mm – 47mm (11/16″ to 1-3/4″)
Stainless Steel 431 Flats : 1/2” to 10” in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available
Length : 1 to 6 Meters, Custom Cut Lengths
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
| 431 | Max | Min |
| C | 0.20 | – |
| Cr | 17.00 | 15.00 |
| Fe | Balance | – |
| Mn | 1.00 | – |
| Ni | 2.50 | 1.25 |
| P | 0.040 | – |
| S | 0.030 | – |
| Si | 1.00 | – |
| Element | SS 431 |
| Density | 0.2800 lb/inch³ |
| Electrical Resistivity | 70° Ohms (circ mil./ft.) |
| Modulus of Elasticity | 29.0 X 10^3 |
|
Grade |
UNS No |
Old British |
Euronorm |
Swedish SS |
Japanese JIS |
||
|
BS |
En |
No |
Name |
||||
|
431 |
S43100 |
431S29 |
57 |
1.4057 |
X17CrNi16-2 |
2321 |
SUS 431 |
Stainless Steel 431 Bars and Rods are ideal for applications requiring high strength and corrosion resistance. They are commonly used in marine, aerospace, automotive, and engineering industries for manufacturing shafts, fasteners, valve components, and other high-strength parts exposed to harsh environments.
Stainless Steel 431 offers a combination of high strength, excellent corrosion resistance, and good wear resistance, making it suitable for demanding applications. Unlike other grades, it has a higher hardness and is often used where mechanical performance and toughness are critical.
Stainless Steel 431 offers good machinability, but due to its high hardness, it may require specialized tools and techniques compared to lower-grade stainless steels. Proper machining practices can help achieve the desired results while maintaining the material's strength and integrity.
Alloy Steel F22 Bars and Rods find extensive use in industries that demand high strength and resistance to heat and corrosion. They are commonly used in the fabrication of pressure vessels, heat exchangers, boilers, and piping systems in oil refineries, petrochemical plants, and power generation facilities. Their ability to endure high pressure and temperature makes them ideal for critical service conditions. Additionally, F22 alloy steel is utilized in turbine components, shafts, and fittings where outstanding toughness and reliability are crucial. Aung Metals is committed to ensuring that each product consistently delivers performance and longevity, even in the most challenging operational environments.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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