Louis Metals is a reliable supplier and producer of Alloy Steel F12 Bars and Rods with strong and high-performance materials from Houston, USA. Our F12 bars are designed to withstand high-temperature service in pressure vessel systems and heat-resisting industrial applications. Produced under rigorous quality standards, these bars provide strength, oxidation resistance, and extended service life. They find extensive application in boilers, power generation equipment, and chemical plants. At Louis Metals, we supply Alloy Steel F12 products with accurate dimensions and surface finish, tailored to suit particular engineering applications and tough service conditions.
Alloy Steel F12 Bars contain 1.25% chromium and 1.0% molybdenum, with carbon, silicon, manganese, and phosphorus in lower quantities. This mixture leads to enhanced creep strength and outstanding corrosion resistance at high temperatures. They possess a tensile strength of approximately 485–620 MPa and yield strength greater than 275 MPa. Their added thermal and stress stability allows them to perform well when welded and shaped. With better oxidation resistance and resistance to heat, F12 alloy steel bars provide structural stability and safety during high-temperature operations.
|
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 Rods and Bars find extensive applications in power generation facilities, refineries, and petrochemical plants. They perform particularly well in steam and high-pressure applications, such as boilers, piping systems, superheaters, and pressure vessels. The thermal fatigue resistance and corrosion properties of the material allow it to function for a longer duration in chemical processing units and heat exchanger systems. F12 bars are also used in structural parts of fossil fuel facilities and reactor systems. Their strength, durability, and resistance to oxidation at harsh temperatures make them a material of choice for mission-critical uses.






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