Chuck Metals is a reliable manufacturer and supplier of high-performance alloy steels based in Singapore, Pulau Ujong. They specialize in providing durable and precisely engineered Alloy Steel F12 Bars and Rods, which are perfect for applications in pressure vessels, petrochemicals, and power generation. Alloy F12 (Grade 1, Class 1 or 2) is a chromium-molybdenum steel celebrated for its impressive strength, resistance to oxidation, and performance at high temperatures. Chuck Metals offers F12 bars in a variety of sizes and heat-treated conditions, all in line with ASTM A182 and other international standards. With a strong focus on quality control, timely delivery, and expert support, Chuck Metals caters to industries that need reliable alloy steel components.
Typically, Alloy Steel F12 Bars and Rods contain around 1% chromium and 0.5% molybdenum, with the remainder being iron and trace elements. This specific composition provides enhanced tensile strength (450–655 MPa), good creep resistance, and outstanding performance under high temperatures and pressures. F12 can be normalized, tempered, or quenched and tempered to achieve the desired mechanical properties. It also boasts good weldability and thermal stability, making it an excellent choice for components that face high-temperature steam, thermal cycling, or aggressive fluids. This alloy is commonly used in applications where long-term structural strength and resistance to thermal fatigue are essential.
|
type |
Alloy Steel ASTM A182 F12 Round Bars |
|
Type |
threaded bar, square bar, rod, hexagon bar, Round bar, channel bar, flat bar, angle bar |
|
Range |
3.17 to 350mm diameter |
|
Surface |
pickled round bar, bright round bar, black round bar |
|
Standards |
Alloy Steel A479, ASTM A182 F12 , A314, GB/T1220-2007, GB4226-84, JIS G4318-98, JISG4311-91, GB4226-84, EN 10095-99, JIS G3033-2005, EN10088-3-2005 etc |
|
Technique |
Hot Rolled/Forged/Peeled/Cold Drawn |
|
Diameter |
5 to 500mm Custom size |
|
Length |
1 to 9m or custom size |
| Grade | P | Mn | C | Mo | Si | Cr |
| ASTM A182 F12 | 0.025 | 0.40 – 0.65 | 0.10 – 0.20 | 0.44 – 0.65 | 0.50 – 0.80 | 1.00 – 1.50 |
| Elongation (% in 50mm) min | Yield Strength 0.2% Proof (ksi) min | Tensile Strength (ksi) min |
| 30 | 205 | 415 |
| STANDARD | UNS | WERKSTOFF NR. |
| ASTM A182 F12 | – | – |
|
SHAPE |
POUNDS PER FOOT |
|---|---|
|
Flat |
Thickness (in.) x Width (in.) x 3.4 |
|
Hexagon |
D2 x 2.945 |
|
Round |
D2 x 2.67 |
|
Square |
D2 x 3.4 |
You’ll find Alloy Steel F12 Bars and Rods in high-pressure piping systems, boiler components, valves, flanges, heat exchangers, and fittings across the oil & gas, petrochemical, and power generation sectors. Their ability to endure high temperatures and pressures makes them ideal for steam lines and superheater systems. They’re also utilized in refining units and chemical plants for managing high-temperature fluids. With their remarkable strength, oxidation resistance, and dimensional stability, F12 alloy steel is a trusted choice for challenging environments that demand durable and long-lasting materials.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Chuck Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Singapore, Singapore
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