Kolkata, India is home to Devang Fittings, a reliable manufacturer and supplier of Long Radius and Piggable Bends. We specialize in crafting precision-engineered piping components tailored for tough industrial applications. Our bends are expertly designed to facilitate smooth directional changes while keeping pressure drops and turbulence to a minimum. Built in accordance with ASME and ANSI standards, these fittings guarantee optimal flow characteristics and are perfect for internal pipeline cleaning and inspection. With impressive corrosion resistance, precise dimensions, and robust strength, our long radius and piggable bends are widely utilized in oil & gas, petrochemical, power, and water infrastructure projects, ensuring long-lasting performance and reliability.
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
When it comes to Composition and Mechanical Properties, our Long Radius and Piggable Bends are crafted from top-quality materials such as Carbon Steel (A234 WPB), Stainless Steel (304/316), and Alloy Steel, tailored to meet specific application needs. Their composition generally includes elements like carbon, manganese, silicon, chromium, nickel, and molybdenum. These bends boast remarkable mechanical properties, with tensile strength ranging from 415 to 620 MPa, yield strength from 205 to 450 MPa, and an elongation of 20–30%. Designed to withstand high-pressure and high-temperature conditions, they provide exceptional corrosion resistance, impact strength, and a smooth internal surface—making them ideal for piggable systems that ensure efficiency and ease of maintenance.
Devang Fittings is a leading supplier of Long Redius and Piggable Bend in Kolkata, 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 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.
Long Radius and Piggable Bends play a crucial role in pipelines that require smooth directional changes and pigging (internal cleaning and inspection). These bends are widely used in oil & gas transportation lines, petrochemical refineries, liquid and slurry pipelines, and offshore platforms. Long radius bends help minimize pressure losses and flow resistance, boosting overall system efficiency. Piggable bends facilitate uninterrupted pig passage, allowing for regular maintenance without disrupting the flow.
Yes, custom sizes for Long Redius and Piggable Bend 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.
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 |
Long Radius and Piggable Bends are widely used in industries such as oil and gas, chemical, petrochemical, and water treatment. They facilitate smooth fluid flow in pipelines by minimizing pressure drop and flow turbulence. These bends are essential for systems that require regular cleaning and maintenance, as they accommodate pigs for efficient cleaning and inspection. They are used in high-pressure and high-temperature environments, ensuring optimal performance in transportation and distribution of liquids, gases, and slurries. Their durability makes them suitable for complex pipeline configurations and harsh conditions.
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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