Chetan Steel, one of the India-based leading manufacturers and suppliers of steel products in Delhi, are experts at offering high-quality metal products suitable for various industrial purposes. Alloy Steel F91 Bars of Chetan Steel are prominent with their unmatched strength, resistance against high temperature, and high pressure. We produce these bars on the latest technologies and according to international quality parameters, so these are best suitable for use in power plants, petrochemical sectors, and heavy engineering works. Chetan Steel produces reliable solutions acceptable to the fastidious requirements of international markets.
Alloy Steel F91 Bars consist mainly of chromium (8-9.5%) and molybdenum (0.85-1.05%), to which vanadium, nickel, and manganese are added for high strength and corrosion resistance. Alloy Steel F91 Bars have very good mechanical properties, such as tensile strength of 585 MPa, yield strength of 415 MPa, and very good toughness even at elevated temperatures.
|
type |
Alloy Steel ASTM A182 F91 Round Bars |
|
|
Type |
rod, square bar, Round bar, hexagon bar, flat bar, channel bar, angle bar, threaded bar |
|
|
Standards |
Alloy Steel ASTM A182 F91 , A479, A314, GB4226-84, GB/T1220-2007, JISG4311-91, JIS G4318-98, ENÂ 10095-99, GB4226-84, EN10088-3-2005, JIS G3033-2005, etc |
|
|
Surface |
bright round bar, pickled round bar, black round bar |
|
|
Package Details |
Standard seaworthy package(wooden boxes package,pvc package, or other package) |
|
|
Technique |
Forged/Hot Rolled/Cold Drawn/Peeled |
|
|
Range |
Range – 3.17mm to 350mm dia |
|
|
Diameter |
|
|
|
Length |
1m-9m or according to the customer’s requirement |
| Grade | C | Mn | P | S | Si | Ni | Ch | Mo | Cb | N |
|---|---|---|---|---|---|---|---|---|---|---|
| F91 | 0.08-0.12 | 0.30-0.60 | 0.020 | 0.010 | 0.20-0.50 | 0.40 | 8.0-9.5 | 0.85-1.05 | 0.06-0.10 | 0.03-0.07 |
| 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 | ||||
| F91 | 585 | 415 | 20 | – | 248 max |
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Alloy Steel F91 | K90901 | 1.4903 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
|
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 |
Chetan Steel is a top manufacturer and supplier of high-quality Alloy Steel F91 Bars products in Delhi, India. 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.
Alloy Steel F91 Bars find extensive applications in high-pressure and high-temperature applications because of their superior strength, toughness, and oxidation and corrosion resistance. These bars are extensively used in power generation plants, petrochemical processes, and pressure vessel manufacturing, steam turbine, and boiler manufacturing. Alloy Steel F91 Bars are also used in the manufacture of heat exchangers, valves, and reactors, where they ensure long-term service in harsh conditions. Their high creep strength and thermal fatigue resistance make them particularly suitable for extreme and demanding industrial conditions.
Chetan 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 Delhi, India.
Copyright 2025 Chetan Steel. All rights reserved
