Zain Fittings, located in Surabaya, Indonesia, has built a solid reputation as a reliable manufacturer and supplier of top-notch **90° Long Radius Elbows**. These elbows are celebrated for their precise engineering, impressive durability, and their ability to handle high pressure and temperature. Crafted to meet international standards, Zain Fittings employs cutting-edge production methods and rigorous quality control to guarantee consistent dimensions, outstanding mechanical properties, and long-lasting reliability. The company caters to various industries, including oil and gas, petrochemical, power generation, and chemical processing, providing 90° Long Radius Elbows that promote smooth flow, minimize pressure drop, and ensure optimal performance in essential piping 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
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
90° Long Radius Elbows are typically made from high-quality materials such as stainless steel, carbon steel, and various alloys like Duplex and Super Duplex, depending on the application. These materials offer excellent mechanical properties, including high tensile strength (500-900 MPa), yield strength (250-700 MPa), and good elongation (20-30%), making them suitable for high-pressure and high-temperature environments. The long radius design ensures smoother flow with minimal turbulence and pressure drop. These elbows are corrosion-resistant and durable, ensuring reliable performance in demanding applications like oil and gas, chemical processing, and water treatment systems.
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
These elbows feature a curvature radius that is 1.5 times the pipe diameter, which facilitates smoother fluid flow and less turbulence compared to short radius elbows. They come in a range of materials, such as carbon steel, stainless steel, alloy steel, and nickel alloys, all of which offer remarkable strength, corrosion resistance, and durability. On a mechanical level, these elbows boast high tensile strength, impact resistance, and the capability to endure high-pressure and high-temperature conditions, making them perfect for demanding industrial applications.
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 Zain 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 Zain Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@zainfittings.id.
| 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. | ||||||
90° Long Radius Elbows are extensively utilized in sectors where fluid dynamics, pressure control, and corrosion resistance are paramount. You’ll find them in pipelines for oil and gas, chemical processing facilities, refineries, power generation units, and water treatment systems. They’re also essential in pressure vessels, boilers, and industrial process piping systems where smooth directional changes are necessary to reduce energy loss and ensure efficient flow. With their blend of strength, reliability, and long service life, these elbows are an excellent choice for critical piping applications.
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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