Heer Fittings, based in Delhi, India, stands out as a leading manufacturer and supplier of Long Radius and Piggable Bends. They provide top-notch, precision-engineered solutions tailored for demanding piping systems. These bends are designed to ensure efficient flow, reduce pressure drop, and facilitate smooth pigging operations, making them a trusted choice in the oil & gas, petrochemical, power, and water treatment sectors. Heer Fittings takes pride in crafting each product with advanced manufacturing techniques and subjecting them to rigorous quality testing to meet international standards. Their Long Radius and Piggable Bends are favored for their durability, resistance to corrosion, and perfect fit in complex, high-pressure pipeline systems.
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
Size: 1/2″–60″
Form: Long Radius Bend, Induction Bend, With R=3D, 5D, 6D, 8D, 10D & Customized Bend
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
Size Range : 2″NB TO 18″ NB ANSI B 16.9 IN
Form: Piggable Bends
Typically, Long Radius and Piggable Bends are constructed from materials like stainless steel, carbon steel, alloy steel, and nickel-based alloys, depending on the specific application. These bends boast impressive mechanical properties, with tensile strength ranging from 400 MPa to 750 MPa and yield strength between 200 MPa and 450 MPa. Their long radius design effectively minimizes flow resistance and turbulence, while the precise curvature allows for smooth passage of pipeline pigs used for cleaning and inspection. Engineered to maintain structural integrity in high-pressure and high-temperature environments, these bends deliver reliable performance and an extended service life in critical flow systems.
Heer Fittings is a leading supplier of Long Redius and Piggable Bend in Delhi, India. We offer an extensive range of Collar, 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 Long Redius and Piggable Bend 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.
Long Radius and Piggable Bends offer several key advantages, including smooth internal surfaces that minimize flow turbulence and reduce pressure drops in pipeline systems. Their gentle curves ensure a more efficient flow of fluids, enhancing overall system performance. The durability and resistance to corrosion, heat, and pressure, especially in materials like stainless steel and alloy steel, extend the lifespan of the fittings. Additionally, their ability to accommodate pigs (cleaning tools) ensures easier maintenance and reduces the risk of blockages, making them ideal for complex and demanding piping applications.
Yes, custom sizes for Long Redius and Piggable Bend 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.
Stainless Steel Long Radius Bend : 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 Long Radius Bend : ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Alloy Steel Long Radius Bend : ASTM A234, ASME SA234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91
Duplex Steel Long Radius Bend : ASTM A815, ASME SA815 UNS No S31803, S32205
Super Duplex Long Radius Bend : ASTM A815, ASME SA815 UNS No S32750, S32950
Nickel Alloy Long Radius Bend : 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 Long Radius Bend : ASTM A420 WPL3, A420 WPL6
Stainless Steel Piggable Bend : 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 Piggable Bend : ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Alloy Steel Piggable Bend : ASTM A234, ASME SA234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91
Duplex Steel Piggable Bend : ASTM A815, ASME SA815 UNS No S31803, S32205
Super Duplex Piggable Bend : ASTM A815, ASME SA815 UNS No S32750, S32950
Nickel Alloy Piggable Bend : 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 Piggable Bend : ASTM A420 WPL3, A420 WPL6
| Nominal PN (MPa) | DN | Thread D | Pipe Specification DH×s | L1 | L2 | L3 (Not less than) | L (Not less than) | R |
| 32.0 | 175 | M240×6 | 245×36 | 120 | 130 | 360 | 1095 | 735 |
| 200 | M265×6 | 273×40 | 130 | 140 | 390 | 1209 | 819 | |
| 225 | M320×6 | 325×50 | 175 | 185 | 525 | 1500 | 975 | |
| 250 | M350×6 | 355.6×55 | 195 | 205 | 580 | 1650 | 1070 | |
| 22.0 | 175 | M215×6 | 219×24 | 100 | 110 | 300 | 957 | 657 |
| 200 | M240×6 | 245×26 | 110 | 120 | 330 | 1065 | 735 | |
| 225 | M265×6 | 273×29 | 115 | 125 | 345 | 1164 | 819 | |
| 250 | M295×6 | 299×32 | 120 | 130 | 360 | 1257 | 897 |
You’ll find Long Radius and Piggable Bends in pipeline systems where smooth flow transitions and pigging operations are essential. They play a crucial role in oil and gas transmission lines, enabling inline inspection and cleaning without the need to dismantle the system. In refineries and petrochemical plants, these bends ensure a safe and uninterrupted flow of fluids, reducing wear and pressure loss. Water treatment facilities, chemical plants, and power stations also rely on them for pipelines that require precise curvature and durability. Their versatility, corrosion resistance, and efficiency make them a vital component in long-distance and high-capacity pipeline networks.
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