Heer Fittings, a well-respected name in Delhi, India, stands out as a top manufacturer and supplier of 90 Degree Long Radius Elbows. These high-quality piping components are designed to facilitate smooth changes in flow direction within pipelines. Each elbow is crafted with precision and meets international standards like ASME B16.9, ensuring they feature a smooth curvature that minimizes pressure drop while providing exceptional strength. Heer Fittings caters to various industries, including oil & gas, petrochemicals, power, and water treatment, delivering reliable and durable solutions that enhance efficiency and safety in critical pipeline systems, both locally and internationally.
Standard – ANSI/ASME :ASTM A403 / ASME SA403, ANSI B16.9, ASME B16.25, ASME B16.28, MSS SP-43.
DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN : EN10253-1, EN10253-2
Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless / ERW / Welded / Fabricated
Seamless 90° Long Radius Elbow Size: 1/2″~24″
ERW / Welded / Fabricated 90° Long Radius Elbow Size: 1/2″ (15 NB) to 48″ (1200NB)
Form: 90° Long Radius Elbow
Typically, the 90 Degree Long Radius Elbow is made from materials such as stainless steel, carbon steel, or alloy steel, tailored to meet specific application requirements. These elbows boast impressive mechanical properties, with carbon steel variants achieving tensile strength up to 485 MPa and yield strength around 205 MPa. The long radius design effectively reduces frictional resistance and pressure loss, allowing for a smoother flow of fluids. With outstanding corrosion resistance and structural integrity, these elbows are dependable in high-pressure and high-temperature settings.
Stainless Steel 90° Long Radius Elbow : ASTM A403 WP316/316L, ASTM A403 WP304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L
Carbon Steel 90° Long Radius Elbow : ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Alloy Steel 90° Long Radius Elbow : ASTM A234, ASME SA234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91
Duplex Steel 90° Long Radius Elbow : ASTM A815, ASME SA815 UNS No S31803, S32205
Super Duplex 90° Long Radius Elbow : ASTM A815, ASME SA815 UNS No S32750, S32950
Nickel Alloy 90° Long Radius Elbow : ASTM B336, ASME SB336, Nickel 200 (UNS No. No2200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II), Cupro-Nickel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe.
Low Temperature Carbon Steel 90° Long Radius Elbow : ASTM A420 WPL3, A420 WPL6
Heer Fittings is a leading supplier of 90 Deg Long Redius Elbow in Delhi, India. We offer an extensive range of 90 Deg Long Redius Elbow, 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 90 Deg Long Redius Elbow 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.
90° Long Radius Elbows offer several advantages, including smooth directional changes in piping systems that minimize turbulence and reduce pressure loss. The long radius design ensures a more gradual bend, which helps maintain flow efficiency and reduces the likelihood of erosion or wear on the pipe. Made from durable materials like stainless steel and alloys, these elbows provide excellent resistance to corrosion and high-pressure environments. They are ideal for industries such as oil and gas, chemical processing, and water treatment, ensuring long-term reliability, durability, and enhanced system performance.
Yes, custom sizes for 90 Deg Long Redius Elbow 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.
| LONG RADIUS ELBOWS (R = 1,5 ND) ANSI B 16.9 dimensions | ||||||
| inches | ND | mm | Center to center | Radius | Center to end | Back to face |
| D | O | A | B | K | ||
| 1/2 | 15 | 21,34 | 76,20 | 38,10 | 15,87 | 47,62 |
| 3/4 | 20 | 26,67 | 57,15 | 28,57 | 11,11 | 42,86 |
| 1 | 25 | 33,40 | 76,20 | 38,10 | 22,22 | 55,56 |
| 1 1/4 | 32 | 42,16 | 95,25 | 47,60 | 25,40 | 69,85 |
| 1 1/2 | 40 | 48,26 | 114,30 | 57,15 | 28,57 | 82,55 |
| 2 | 50 | 60,32 | 152,40 | 76,20 | 34,92 | 106,40 |
| 2 1/2 | 65 | 73,02 | 190,50 | 95,25 | 44,45 | 131,80 |
| 3 | 80 | 88,90 | 228,60 | 114,30 | 50,80 | 158,75 |
| 3 1/2 | 90 | 101,60 | 266,70 | 133,35 | 57,15 | 184,15 |
| 4 | 100 | 114,30 | 304,80 | 152,40 | 63,50 | 209,55 |
| 5 | 125 | 141,30 | 381,00 | 190,50 | 79,38 | 261,90 |
| 6 | 150 | 168,27 | 457,20 | 228,60 | 95,25 | 312,70 |
| 8 | 200 | 219,07 | 609,60 | 304,80 | 127,00 | 414,30 |
| 10 | 250 | 273,05 | 762,00 | 381,00 | 158,75 | 517,50 |
| 12 | 300 | 323,85 | 914,40 | 457,20 | 190,50 | 619,10 |
| 14 | 350 | 355,60 | 1066,80 | 533,40 | 222,25 | 711,20 |
| 16 | 400 | 406,40 | 1219,20 | 609,60 | 254,00 | 812,80 |
| 18 | 450 | 457,20 | 1371,60 | 685,80 | 285,74 | 914,40 |
| 20 | 500 | 508,00 | 1524,00 | 762,00 | 317,50 | 1016,00 |
| 22 | 550 | 558,80 | 1676,40 | 838,20 | 342,90 | 1117,60 |
| 24 | 600 | 609,60 | 1828,80 | 914,40 | 381,00 | 1219,20 |
| 28 | 700 | 711,20 | 2133,60 | 1066,80 | 441,90 | 1422,40 |
| Dimensions in mm. | ||||||
You’ll find 90 Degree Long Radius Elbows commonly used in pipeline systems that need gradual changes in flow direction. They play a crucial role in industries like oil & gas, chemical processing, petrochemicals, power plants, and water supply systems. These elbows help to minimize turbulence and pressure drop, making them perfect for transporting liquids, gases, steam, and slurries. Their robust design promotes efficient fluid dynamics, system stability, and a long service life, especially in corrosive or high-temperature environments where reliability is essential.
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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