Operating from the heart of Kinshasa, Yoane Steel proudly serves as a trusted manufacturer and supplier, providing robust and reliable industrial solutions for the evolving needs of the region. We understand the critical nature of high-performance materials, which is why our Alloy Steel F91 Bars are produced with meticulous care, ensuring they meet the stringent demands of modern engineering and construction projects across Congo, offering a dependable local source for this essential grade of steel.
The strength of Alloy Steel F91 comes from its precise composition, a careful balance of chromium, molybdenum, and vanadium. This specific mix gives the bars exceptional mechanical properties, including excellent tensile strength and outstanding resistance to creep, meaning they perform reliably under immense pressure and high temperatures over long periods. This combination makes the material incredibly tough and durable, capable of withstanding the challenging conditions found in heavy-duty applications.
|
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, EN 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 |
Yoane Steel is a top manufacturer and supplier of high-quality Alloy Steel F91 Bars products in Kinshasa, Congo. 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.
Because of its remarkable ability to handle stress and heat, Alloy Steel F91 Bars are the go-to choice for critical components in power generation, such as turbine blades and high-pressure piping systems. Beyond the energy sector, you’ll find these bars used in the construction of chemical processing plants, oil and gas refineries, and high-temperature industrial furnaces. Essentially, they are essential anywhere that demands a material that won’t falter under extreme operational duress, ensuring safety and longevity for vital infrastructure.
Yoane 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 Kinshasa, Congo.
Copyright 2025 Yoane Steel. All rights reserved
