Heer Fittings is an established producer and distributor of Alloy Steel F5 Forged Fittings with headquarters in Delhi, India, that provides strong, high-performance products for challenging industrial operations. These fittings—socket weld and threaded types like elbows, tees, couplings, unions, and plugs—are produced according to ASTM A182 and ASME B16.11 standards. Designed to withstand high-temperature and high-pressure operations, Alloy Steel F5 forged fittings are used extensively in refineries, power plants, petrochemical industries, and boiler systems. Heer Fittings strictly follows precision machining, material certification, and global engineering standards.
| Specification : | ASTM A182 F5 Forged Fittings |
|---|---|
| Pressure Rating | Threaded Fittings = Class 2000, Class 3000, Class 6000 |
| Type Of Pipe systems | 45 Deg Elbow, Equal tee, Full Coupling, Reducing Tee, 90 Deg Elbow, Half Coupling, Street Elbow, Bull Plug, Boss, Union (Male/Female), Lateral Outlet, 45 Lateral Tee, Equal Cross, Pipe Cap, Branch Outlets, Swage Nipple. |
| Thread Connections | ASME B16.11 (Socket Welding and Threaded), MSS-SP-83 (Class Unions), ASME B16.3 (Malleable Iron Fittings), ASME B16.4 ( Gray Iron Fittings), ASME B16.39 (Malleable Iron Unions), ASME B16.34 (Valves — Flanged), ASME B16.39 (Malleable Iron Pipe Unions, 150#, 250#, Or 300#). |
| Standards | ASME B16.11 (American Standard) Fittings, Bs3799 Fittings, MSS SP 79 Fittings, JIS B2302 Fittings, MSS-SP-97 (Threadolet) Fittings, MSS-SP-83 (Union) Fittings, ASME B36.19 (Nipple) Fittings |
| Types Of Thread | NPT Fittings, BSPP Fittings, BSPT Fittings, PF Fittings, PT Fittings, MPT Fittings |
| Applications | Oil and Gas Chemical Power station Water Pipeline Noncritical Applications Fire Protection |
| Advantages Of | Simple Usage Easy installation Economic as cheaper |
| Size | Threaded Fittings = ½” – 4” |
Alloy Steel F5 has around 5% chromium and a trace amount of molybdenum, which combine to exhibit superior oxidation resistance, better creep strength, and fair resistance to corrosion in higher temperature service. The material has a normal tensile strength of 485–620 MPa and yield strength of approximately 275 MPa. Fittings are normally normalized and tempered to improve toughness and structural strength. The properties enable F5 forged fittings to resist thermal stresses, pressure spikes, and alternating mechanical loads with sustained performance.
| Gr | C | Mn | Si | S | P | Cr | Mo |
| ASTM A182 F5 Forged Fittings | 0.15 | 0.3 – 0.6 | 0.5 | 0.03 | 0.03 | 4 – 6 | 0.044 – 0.65 |
| Gr | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| ASTM A182 F5 Forged Fittings | 275 | 485 | 20 |
Heer Fittings is a leading supplier of Alloy Steel F5 Forged Fittings in Delhi, India. We offer an extensive range of Alloy Steel F5 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 F5 Forged Fittings from Heer 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 F5 Forged Fittings are available at Heer Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@heerfittings.com.
| STANDARD | UNS | WERKSTOFF NR. | Trade Name |
| ASTM A182 F5 Forged Fittings | K41545 | 1.7362 | 5Cr-1/2Mo |
| DN | NPS | Center to End NPT Elbow, NPT Tee, NPT Cross A | Center to End 45 Deg Elbow C | O.D. of Band H | Min. Wall Thick. G | Length of Thread. Minimum (1) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | B | L2 | ||
| 6 | 1/8 | 21 | 21 | 25 | 17 | 17 | 19 | 22 | 22 | 25 | 3.18 | 3.18 | 6.35 | 6.4 | 6.7 |
| 8 | 1/4 | 21 | 25 | 28 | 17 | 19 | 22 | 22 | 25 | 33 | 3.18 | 3.30 | 6.60 | 8.1 | 10.2 |
| 10 | 3/8 | 25 | 28 | 33 | 19 | 22 | 25 | 25 | 33 | 38 | 3.18 | 3.51 | 6.98 | 9.1 | 10.4 |
| 15 | 1/2 | 28 | 33 | 38 | 22 | 25 | 28 | 33 | 38 | 46 | 3.18 | 4.09 | 8.15 | 10.9 | 13.6 |
| 20 | 3/4 | 33 | 38 | 44 | 25 | 28 | 33 | 38 | 46 | 56 | 3.18 | 4.32 | 8.53 | 12.7 | 13.9 |
| 25 | 1 | 38 | 44 | 51 | 28 | 33 | 35 | 46 | 56 | 62 | 3.68 | 4.98 | 9.93 | 14.7 | 17.3 |
| 32 | 1-1/4 | 44 | 51 | 60 | 33 | 35 | 43 | 56 | 62 | 75 | 3.89 | 5.28 | 10.59 | 17.0 | 18.0 |
| 40 | 1-1/2 | 51 | 60 | 64 | 35 | 43 | 44 | 62 | 75 | 84 | 4.01 | 5.56 | 11.07 | 17.8 | 18.4 |
| 50 | 2 | 60 | 64 | 83 | 43 | 44 | 52 | 75 | 86 | 102 | 4.27 | 7.14 | 12.09 | 19.0 | 19.2 |
| 65 | 2-1/2 | 76 | 83 | 95 | 52 | 52 | 64 | 92 | 102 | 121 | 5.61 | 7.65 | 15.29 | 23.6 | 28.9 |
| 85 | 3 | 86 | 95 | 106 | 64 | 64 | 79 | 109 | 121 | 146 | 5.99 | 8.84 | 16.64 | 25.9 | 30.5 |
| 100 | 4 | 106 | 114 | 114 | 79 | 79 | 79 | 146 | 152 | 152 | 6.55 | 11.18 | 18.67 | 27.7 | 33.0 |
| Normal Pipe Size | A | B | QTY | Weight In KG |
|---|---|---|---|---|
| ¼ | 0.81 | 0.88 | 160 | 0.20 |
| ⁄ | 0.97 | 1.00 | 130 | 0.26 |
| ½ | 1.12 | 1.31 | 100 | 0.57 |
| ¾ | 1.31 | 1.5 | 75 | 0.71 |
| 1 | 1.5 | 1.81 | 40 | 1.08 |
| 1 ¼ | 1.75 | 2.19 | 25 | 1.68 |
| 1 ½ | 2.00 | 2.44 | 18 | 2.38 |
| 2 | 2.38 | 2.97 | 10 | 3.55 |
| 2 ½ | 3.00 | 3.62 | 4 | 6.22 |
| 3 | 3.38 | 4.31 | 2 | 10.36 |
| 4 | 4.19 | 5.75 | 1 | 23.91 |
Alloy Steel F5 Forged Fittings have extensive applications in superheater and reheater tubes, heat exchangers, steam lines, and pressure vessels where high-temperature and corrosive-media exposure is prevalent. Their consistent strength, weldability, and oxidation and scaling resistance render them suitable for severe service applications. Applicable for threaded as well as socket weld piping systems, F5 forged fittings ensure safe connections, less chance of leakage, and longer service life. Fittings are a choice in industries that need high-efficiency operation under thermally and chemically aggressive environments.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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