Rupal Metals, a prominent manufacturer and supplier located in Delhi, India, is dedicated to crafting high-quality Alloy Steel F12 Bars and Rods. Renowned for its precision engineering and unwavering commitment to quality, Rupal Metals provides alloy steel products that adhere to international standards, serving critical applications across various industries. Alloy Steel F12, a chromium-molybdenum alloy, is specifically engineered for high-temperature service and boasts impressive resistance to oxidation and corrosion. The company caters to sectors like power generation, petrochemicals, oil & gas, and refineries, offering reliable forged and rolled bars and rods that perform exceptionally well under extreme conditions.
Alloy Steel F12 Bars/Rods consist of about 1.00–1.50% chromium and 0.44–0.65% molybdenum, featuring low carbon content (maximum 0.15%) along with trace amounts of manganese, silicon, phosphorus, and sulfur. This alloy is known for its remarkable high-temperature strength and resistance to oxidation and thermal fatigue. Its mechanical properties include a tensile strength ranging from 485 to 620 MPa, a yield strength of approximately 275 MPa, and an elongation of around 20%. F12 also offers good weldability and thermal stability, making it suitable for environments that experience fluctuating temperatures, pressure, and corrosive media in industrial systems.
|
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 |
Alloy Steel F12 Bars and Rods offer excellent corrosion resistance, high-temperature strength, and durability, making them suitable for challenging environments.
These bars and rods are widely used in power generation, refineries, construction, and heavy machinery industries.
Yes, we provide customized sizes and specifications to meet the unique requirements of our clients.
Alloy Steel F12 Bars/Rods find extensive use in high-pressure and high-temperature settings, especially in the construction of boilers, heat exchangers, pressure vessels, and piping systems. These bars are frequently employed in power plants, petrochemical refineries, and the oil & gas sector for components like flanges, valves, and fittings. Thanks to its excellent resistance to oxidation, scaling, and thermal stress, F12 alloy steel is perfect for equipment operating in harsh conditions. Its ease of fabrication and long service life under cyclic heating and cooling make it a dependable choice for various industrial applications.






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