A reputable manufacturer and supplier with headquarters in Delhi, India, Rupal Metals provides a wide selection of Alloy Steel F9 Bars/Rods, which are renowned for their exceptional strength, resistance to corrosion, and high-temperature performance. These bars and rods are made precisely and in accordance with international standards, making them perfect for demanding industrial settings. Rupal Metals’ F9 alloy steel products are widely used in petrochemical, power generation, and energy applications due to their consistent mechanical properties and exceptional workability. In both domestic and international markets, client satisfaction is guaranteed by our dedication to quality, prompt delivery, and tailored solutions.
A chromium-molybdenum alloy comprising roughly 9% chromium and 1% molybdenum makes up Alloy Steel F9 Bars/Rods, which improves resistance to oxidation and corrosion at high temperatures. Tensile strength of 415–585 MPa, yield strength of 205–380 MPa, and elongation of 20% or more are just a few of the exceptional mechanical qualities that these bars provide. They are appropriate for extended use in high-pressure and high-temperature environments due to their high creep strength and thermal stability. For critical service environments, heat treatment procedures like annealing and tempering further enhance their ductility, durability, and structural integrity.
| 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 | Si | P | S | Cr | Mo |
| Alloy Steel F9 | 0.15 max | 0.3-0.6 | 0.5-1 | 0.03 | 0.03 | 8-10 | 0.9-1.1 |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 380 | 585 | 20 % |
|
SHAPE |
POUNDS PER FOOT |
|---|---|
|
Round |
D2 x 2.67 |
|
Hexagon |
D2 x 2.945 |
|
Square |
D2 x 3.4 |
|
Flat |
Thickness (in.) x Width (in.) x 3.4 |
Alloy Steel F9 Bars and Rods are mainly used in high-temperature applications like steam turbines, aerospace components, and power plants due to their strength and heat resistance.
Alloy Steel F9 offers excellent creep strength, high tensile strength, and resistance to thermal fatigue, making it ideal for high-pressure environments.
Yes, Alloy Steel F9 provides good corrosion resistance, especially in high-temperature and pressure applications, ensuring long-lasting durability.
Because Alloy Steel F9 Bars/Rods can function dependably under high pressure and temperature, they are frequently used in petrochemical facilities, oil and gas refineries, and power generation. Boiler tubes, headers, steam pipes, heat exchangers, and pressure vessels are all made with them. They are utilised in the chemical industry for processing equipment and reactors where resistance to corrosion at high temperatures is crucial. They are also appropriate for fasteners, shafts, and valves in thermal and nuclear power plants due to their formability and mechanical resilience. In any application where strength, resistance to oxidation, and long-term durability are required, F9 Bars and Rods are essential.






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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