Devang Fittings is a well-established manufacturer and supplier of Alloy Steel F1 Forged Fittings in Kolkata, India, providing precision-engineered forged parts suited for use at high pressure and high temperature. These fittings are produced to international standards and come in various forms such as elbows, tees, couplings, reducers, and unions. Categorized by strength, corrosion resistance, and dimensional tolerance, Alloy Steel F1 fittings are best suited for power plants, refineries, and chemical processes. Adhering to stringent quality control, on-time delivery, and complete traceability, Devang Fittings is a trustworthy supplier of forged fittings both in the domestic and international markets.
| Standards | ASTM A182 / ASME SA182 |
| Specifications | ASME B16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Size Range | NPS 1/8″- 4″ (DN 6~100) |
| Rating Pressure | Threaded End – 2000/3000/6000 LBS. Socket weld End – 3000/6000/9000 LBS. |
| Type | Socket Weld, Screwed, BSP Threaded & NPT Threaded |
Alloy Steel F1 Forged Fittings consist of a chromium-molybdenum alloy with about 0.5% molybdenum and 0.5% chromium. This alloy has good mechanical strength, oxidation resistance, and improved performance in moderately hot temperature conditions. The fittings normally have a tensile strength of about 415 MPa and yield strength of about 205 MPa, with reasonable ductility and impact toughness. These properties render F1 ideal for seamless integration into systems that need strength, endurance, and thermal fatigue resistance in challenging industrial conditions.
| Grade | C | Mn | Si | S | P | Cr | Mo |
| F1 | 0.15 max | 0.3-0.6 | 0.5 | 0.03 | 0.03 | 4-6 | 0.44-0.65 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min |
| F1 | 275 | 485 | 20 |
Devang Fittings is a leading supplier of Alloy Steel F1 Forged Fittings in Kolkata, India. We offer an extensive range of Alloy Steel F1 Forged Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choose Alloy Steel F1 Forged Fittings from Devang Fittings for superior quality, exceptional corrosion resistance, and reliable performance in extreme conditions. We offer customized solutions backed by expert support and industry experience.
Yes, custom sizes for Alloy Steel F1 Forged Fittings are available at Devang Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@devangfittings.co.in
| DN-NPT | MAJOR DIAMETER MM | TAPPING /DRILL SIZE MM | TPI | PITCH MM |
|---|---|---|---|---|
| 1/16″ | 7.895 | 6.00 | 27 | 0.941 |
| 1/8″ | 10.242 | 8.25 | 27 | 0.941 |
| 1/4″ | 13.616 | 10.70 | 18 | 1.411 |
| 3/8″ | 17.055 | 14.10 | 18 | 1.411 |
| 1/2″ | 21.223 | 17.40 | 14 | 1.814 |
| 3/4″ | 26.568 | 22.60 | 14 | 1.814 |
| 1″ | 33.228 | 28.50 | 11.5 | 2.209 |
| 1¼” | 41.985 | 37.00 | 11.5 | 2.209 |
| 1½” | 48.054 | 43.50 | 11.5 | 2.209 |
| 2″ | 60.092 | 55.00 | 11.5 | 2.209 |
| 2½” | 72.699 | 65.50 | 8 | 3.175 |
| 3″ | 88.608 | 81.50 | 8 | 3.175 |
| 3½” | 101.316 | 94.30 | 8 | 3.175 |
| 4″ | 113.973 | 107.00 | 8 | 3.175 |
| 5″ | 141.300 | 134.384 | 8 | 3.175 |
| 6″ | 168.275 | 161.191 | 8 | 3.175 |
| 8″ | 219.075 | 211.673 | 8 | 3.175 |
| 10″ | 273.050 | 265.311 | 8 | 3.175 |
| 12″ | 323.850 | 315.793 | 8 | 3.175 |
| Description | Class Designation | ||
|---|---|---|---|
| 3000 | 6000 | 9000 | |
| Elbows 45 and 90 degrees, Tees, Crosses, Couplings, Half-Couplings, End or Pipe Caps | 1/2 – 4 | 1/2 – 2 | 1/2 – 2 |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| Pipe Size by Wall Thickness | SCH 80 / XS | SCH 160 | XXS |
Alloy Steel F1 Forged Fittings are used extensively in processes where moderate pressure and temperature conditions prevail, like steam lines, power boilers, heat exchangers, and pressure vessels. They are used extensively in industries such as power generation, chemical processing, oil and gas, and petrochemical industries. They are appreciated for weldability, long service life, and resistance to corrosive and oxidative environments. Their durability and mechanical robustness qualify them for use in high-critical applications in which reliable performance under repeated thermal loading and mechanical stress is vital for operational efficiency and safety.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








©2024 Devang Fittings. All Rights Reserved.