Alloy Steel F22 Round Bars and Rods
Mechanical Strength • Accuracy & Straightness • Quality & Finish
Get a QuoteAlloy Steel Grade F22 Explained
Alloy Steel Grade F22 is a 2.25% chromium, 1% molybdenum alloy steel. To begin with, it is specifically engineered for high-temperature and high-pressure service — making it one of the most trusted materials for severe operating conditions. Furthermore, it offers excellent creep resistance, good toughness, and strong resistance to hydrogen damage, ensuring long-term reliability in demanding environments.
Why do power generation and petrochemical engineers choose Grade F22 for critical pressure systems? First and foremost, its creep resistance ensures structural stability under prolonged high-temperature exposure, reducing the risk of deformation and failure. In addition, its strong resistance to hydrogen damage makes it ideal for refinery and petrochemical services. Moreover, its combination of chromium and molybdenum provides excellent strength and oxidation protection at elevated temperatures.
Consequently, Grade F22 is extensively used in power plants, refineries, and petrochemical units. Furthermore, it is also trusted in headers, piping, valves, and pressure vessels exposed to severe operating conditions. Equally important, its combination of creep resistance, toughness, and hydrogen resistance makes it the preferred choice for applications where performance, safety, and reliability are non-negotiable.
Need premium Alloy Steel Grade F22 round bars for your critical high-pressure application? Contact our technical team today — we’ll help you select the right size and specifications for your requirements, and provide a competitive quote tailored to your needs.
Other Types of Alloy Steel F22 Bars
- Square alloy steel bars for high-pressure and high-temperature service
- Grade: Alloy Steel F22 / UNS K21590
- Manufactured in accordance with ASTM A182 standards
- Used in boiler headers, reactors, and refinery piping
- Hexagonal alloy steel bars ideal for bolting and fastener applications
- ASTM A182 Alloy Steel F22 material specification
- Available in hot rolled, bright drawn, and polished finishes
- Widely used in pressure vessels and steam piping systems
- Rectangular alloy steel bars for fabrication and structural components
- Material standard: ASTM A182 Alloy Steel F22
- Equivalent to DIN 1.7380 grade
- Used in petrochemical and power generation industries
- Flat alloy steel bars with excellent creep and hydrogen resistance
- Produced as per ASTM A182 F22 specifications
- Supplied in hot rolled and machined conditions
- Suitable for boilers, headers, and pressure components
- Bright finished alloy steel bars with tight dimensional accuracy
- Ideal for machining, threading, and precision components
- Manufactured as per ASTM A182 Alloy Steel F22
- Used in valves, studs, and high-pressure assemblies
- Forged alloy steel bars for severe pressure and temperature service
- Grade: Alloy Steel F22 in accordance with ASTM A182
- Excellent creep strength and long-term durability
- Used in power plants, refineries, and heavy engineering
ALLOY STEEL F22 ROUND BAR EQUIVALENT GRADES
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Alloy Steel F22 | K21590 | 1.7380 |
SPECIFICATION OF ALLOY STEEL F22 ROUND BAR
| Product Standard | ASTM A182 / ASME SA182 |
|---|---|
| Dimension Standard | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size | 14 mm – 300 mm |
| Length | 1 to 6 meters, Custom Cut Length |
| Form | Round, Square, Hex (AF), Rectangle, Billet, Ingot, Forging |
CHEMICAL COMPOSITION OF ALLOY STEEL F22 ROUND BAR
| Grade | C | Mn | P | S | Si | Ni | Cr | Mo | Cb |
|---|---|---|---|---|---|---|---|---|---|
| F22 | 0.05 – 0.15 | 0.30 – 0.60 | 0.040 max | 0.040 max | 0.50 max | — | 2.00 – 2.50 | 0.87 – 1.13 | — |
MECHANICAL PROPERTIES OF ALLOY STEEL F22 ROUND BAR
| Grade | Tensile Strength (MPa) min | 0.2% Yield Strength (MPa) min | Elongation (% in 50mm) min | Rockwell B (HRB) max | Brinell (HB) max |
|---|---|---|---|---|---|
| F22 | 415 | 205 | 20 | — | 170 max |
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