Luke Steel, a top supplier in Houston, Houstan, offers Alloy Steel F9 Bars that provide excellent performance in high-temperature and high-stress applications. Industries requiring resistance to thermal fatigue, oxidation, and creep commonly use these bars. F9 bars are manufactured with a mix of chromium and molybdenum, giving them outstanding mechanical properties. They are perfect for power plants, petrochemical facilities, and heavy engineering sectors. Luke Steel ensures all F9 Bars meet international quality standards, providing customers with the reliability and durability they need for challenging operational environments.
Alloy Steel F9 Bars include 9% chromium, 1% molybdenum, and small amounts of vanadium, ensuring excellent creep resistance and protection against oxidation. These bars have a tensile strength of 690 to 860 MPa, a yield strength of around 520 MPa, and an elongation of 18 to 22%. F9 bars are designed for use at temperatures up to 620°C, maintaining strength and stability. The alloy’s fine-grain structure enhances resistance to thermal cycling and mechanical stress, making it an ideal choice for critical systems exposed to extreme operating conditions.
| Steel Round Bars type | F9 Round bars Die Steel Bar |
|---|---|
| Spring steel | 65Mn, 1566, 60Si2Mn, 9260, etc. |
| Standards | ASTM A689, JIS G4801, DIN 17221, GB/T 18254, ASTM A295, JIS G4805, etc. |
| Cold heading steel | ML25, ML35, etc. |
| Alloy structural steel | 40CrNiMo, SAE4330, 42CrMo, 15Cr2Ni2, 40CrNi2Mo, 35CrMoV,12Cr1MoV, ASTM4130, SCM420, 40CrV, etc. |
| Bearing steel | GCr15, SAE52100, GCr15SiMn, 100CrMnSi6-4, SJU2, etc. |
| Available Material Grade | 42CrMo4/SCM440/AISI 4140/DIN 1.7225, 4130 / 1.7218, 4140 / 1.7225, 4340 / 1.6582, 5140 / 1.7035, 8620 / 1.6523, EN19 / EN24H13 alloy steel round bar, 42 Crmo4 Alloy Steel Round Bar, AISI 4140 alloy steel round bar , 42CrMo4 alloy steel rods
|
| Military steel | 20Cr2Ni4A, 18Cr2Ni4WA, 23CrNiMo7-4-7, etc. |
| F9 Round bars Diameter | 5mm-500mm (Customized size is acceptable) |
| F9 Round bars Length | 1m-9m or according to the customer’s requirement. |
| F9 Round bars Range | Range – 3.17mm to 350mm dia |
| F9 Round bars Technique | Forged/Hot Rolled/Cold Drawn/Peeled |
| F9 Round bars Surface | bright round bar, pickled round bar, black round bar |
| F9 Round bars Type | Round bar, rod, square bar, flat bar, hexagon bar, angle bar, channel bar, threaded bar |
| Package Details | Standard seaworthy package(wooden boxes package, pvc package, or other package) |
| Other processing service | Hot dipped Galvanized, pre-galvanized, Color painting,coated, cutting, bending,punching |
| Test Certificate | Mill Test Certificate as per EN 10204 / 3.1B |
| Grade | C | Mn | P | S | Si | Ni | Ch | Mo | Cb |
|---|---|---|---|---|---|---|---|---|---|
| F9 | 0.15 | 0.30-0.60 | 0.030 | 0.030 | 0.50-1.00 | – | 8.0-10.0 | 0.90-1.10 | – |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F9 | 585 | 380 | 20 | – | 179-217 |
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Alloy Steel F9 | K90941 | 1.7386 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Luke Steel is a top manufacturer and supplier of high-quality Alloy Steel F9 Bars products in Houstan, USA. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.
F9 Bars are widely used in high-pressure systems such as superheaters, reheaters, and steam pipes in thermal and nuclear power plants. They are also suitable for building pressure vessels, reactor cores, and turbine components where temperatures often surpass 600°C. F9’s strong properties and resistance to oxidation make it perfect for complex, high-stress applications in petrochemical and refining industries. Its performance in tough conditions helps minimize the risk of failure or material breakdown, making F9 bars essential for safety-critical infrastructure. Luke Steel provides these bars in various sizes and custom lengths to meet project needs.
Luke 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 Houstan, USA.
Copyright 2025 Luke Steel. All rights reserved
