Description
Product Description ANSI B16.28 Elbow
ANSI B16.28 elbow is a specialty pipe fitting that alters the direction of fluid flow in pipelines. It is manufactured to comply with the ANSI/ASME B16.28 standard, which governs wrought steel butt-welding short radius elbows and returns. These elbows are designed for high-pressure and high-temperature applications, offering excellent mechanical performance and resistance to wear and corrosion.
Key Features:
- Precision Engineering: ANSI B16.28 Elbows are meticulously engineered to meet stringent dimensional tolerances and quality standards, ensuring precise fitment and optimal flow dynamics within piping systems.
- Material Durability: Constructed from high-quality materials such as carbon steel, stainless steel, alloy steel, and others, these elbows offer exceptional durability, corrosion resistance, and compatibility with various media and operating conditions.
- Variety of Angles: Available in a variety of angles including 45 degrees, 90 degrees, and 180 degrees, ANSI B16.28 Elbows provide flexibility in piping configurations, allowing for efficient routing of pipelines to meet specific project requirements.
- Butt-Weld Ends: Featuring butt-weld ends, these elbows enable secure and leak-free connections, ensuring reliable performance and minimizing the risk of system downtime or fluid leakage.
- Conformance to Standards: ANSI B16.28 Elbows are designed and manufactured in strict compliance with ANSI B16.28 standards, undergoing rigorous quality control measures to ensure adherence to specified dimensions, material properties, and performance criteria.
- Application Versatility: Suitable for a wide range of applications across industries such as oil and gas, petrochemical, chemical processing, power generation, water treatment, HVAC, and more, these elbows offer versatility and adaptability to diverse piping needs.
- Corrosion Resistance: With their corrosion-resistant construction and coatings, ANSI B16.28 Elbows withstand harsh environmental conditions, ensuring long-term durability and minimizing the risk of degradation over time.
ANSI B16.28 Elbow 45, 90, 180 Degree Elbow Dimensions
45-Degree Elbow Dimensions Chart (in lbs)
| NPS | O.D. D | 90 deg LR Center-to-End A | 45 deg Long Radius Center-to-End B | 90 deg 3D Center-to-End A | 45 deg 3D Center-to-End B |
|---|---|---|---|---|---|
| 1/2 | 21.3 | 38 | 16 | – | – |
| 3/4 | 26.7 | 38 | 19 | 57 | 24 |
| 1 | 33.4 | 38 | 22 | 76 | 31 |
| 1¼ | 42.2 | 48 | 25 | 95 | 39 |
| 1½ | 48.3 | 57 | 29 | 114 | 47 |
| 2 | 60.3 | 76 | 35 | 152 | 63 |
| 2½ | 73 | 95 | 44 | 190 | 79 |
| 3 | 88.9 | 114 | 51 | 229 | 95 |
| 3½ | 101.6 | 133 | 57 | 267 | 111 |
| 4 | 114.3 | 152 | 64 | 305 | 127 |
| 5 | 141.3 | 190 | 79 | 381 | 157 |
| 6 | 168.3 | 229 | 95 | 457 | 189 |
| 8 | 219.1 | 305 | 127 | 610 | 252 |
| 10 | 273 | 381 | 159 | 762 | 316 |
| 12 | 323.8 | 457 | 190 | 914 | 378 |
| 14 | 355.6 | 533 | 222 | 1067 | 441 |
| 16 | 406.4 | 610 | 254 | 1219 | 505 |
| 18 | 457 | 686 | 286 | 1372 | 568 |
| 20 | 508 | 762 | 318 | 1524 | 632 |
| 22 | 559 | 838 | 343 | 1676 | 694 |
| 24 | 610 | 914 | 381 | 1829 | 757 |
| 26 | 660 | 991 | 406 | 1981 | 821 |
| 28 | 711 | 1067 | 438 | 2134 | 883 |
| 30 | 762 | 1143 | 470 | 2286 | 964 |
| 32 | 813 | 1219 | 502 | 2438 | 1010 |
| 34 | 864 | 1295 | 533 | 2591 | 1073 |
| 36 | 914 | 1372 | 565 | 2743 | 1135 |
| 38 | 965 | 1448 | 600 | 2896 | 1200 |
| 40 | 1016 | 1524 | 632 | 3048 | 1264 |
| 42 | 1067 | 1600 | 660 | 3200 | 1326 |
| 44 | 1118 | 1676 | 695 | 3353 | 1389 |
| 46 | 1168 | 1753 | 727 | 3505 | 1453 |
| 48 | 1219 | 1829 | 759 | 3658 | 1516 |
90 Degree Elbow Dimensions Chart (in lbs)
| Inch. | ND | millimeter | 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 |
180 Degree Elbow Dimensions Chart (in lbs)
| Normal Pipe Size | Outside Daimeter D | ASME 180 degree Long Rad | ASME 180 degree Short Rad | ||
|---|---|---|---|---|---|
| Center to Center O | Back to Face K | Center to Center O | Back to Face K | ||
| 1/2 | 21.3 | 76 | 48 | … | … |
| 3/4 | 26.7 | 76 | 51 | … | … |
| 1 | 33.4 | 76 | 56 | 51 | 41 |
| 1.1/4 | 42.2 | 95 | 70 | 64 | 52 |
| 1.1/2 | 48.3 | 114 | 83 | 76 | 62 |
| 2 | 60.3 | 152 | 106 | 102 | 81 |
| 2.1/2 | 73 | 190 | 132 | 127 | 100 |
| 3 | 88.9 | 229 | 159 | 152 | 121 |
| 3.1/2 | 101.6 | 267 | 184 | 178 | 140 |
| 4 | 114.3 | 305 | 210 | 203 | 159 |
| 5 | 141.3 | 381 | 262 | 254 | 197 |
| 6 | 168.3 | 457 | 313 | 305 | 237 |
| 8 | 219.1 | 610 | 414 | 406 | 313 |
| 10 | 273 | 762 | 518 | 508 | 391 |
| 12 | 323.8 | 914 | 619 | 610 | 467 |
| 14 | 355.6 | 1067 | 711 | 711 | 533 |
| 16 | 406.4 | 1219 | 813 | 813 | 610 |
| 18 | 457 | 1372 | 914 | 914 | 686 |
| 20 | 508 | 1524 | 1016 | 1016 | 762 |
| 22 | 559 | 1676 | 1118 | 1118 | 838 |
| 24 | 610 | 1829 | 1219 | 1219 | 914 |
| Normal Pipe Size | Outside Daimeter D | 180 degree Long Rad | 180 degree Short Rad | ||
| Center to Center O | Back to Face K | Center to Center O | Back to Face K | ||
ANSI B16.28 Elbow 45, 90, 180 Degree Elbow Weight
45-degree Elbow Weight Chart (in lbs)
| Nominal Pipe Size (NPS) | Schedule 40 | Schedule 80 | Schedule 160 |
|---|---|---|---|
| 1/2" | 0.6 | 0.9 | 1.3 |
| 3/4" | 0.8 | 1.2 | 1.7 |
| 1" | 1.1 | 1.6 | 2.2 |
| 1 1/4" | 1.4 | 2.1 | 3.0 |
| 1 1/2" | 1.8 | 2.7 | 3.7 |
| 2" | 2.6 | 4.0 | 5.5 |
| 2 1/2" | 4.1 | 6.2 | 8.4 |
| 3" | 5.7 | 8.6 | 11.5 |
| 4" | 8.6 | 12.7 | 17.0 |
| 5" | 11.3 | 17.0 | 22.7 |
| 6" | 14.5 | 21.8 | 29.5 |
| 8" | 20.5 | 30.7 | 41.0 |
| 10" | 28.0 | 42.0 | 56.0 |
| 12" | 36.8 | 55.2 | 73.5 |
| 14" | 48.3 | 72.4 | 96.5 |
| 16" | 60.5 | 90.7 | 120.5 |
| 18" | 74.4 | 111.6 | 148.0 |
| 20" | 89.9 | 134.9 | 179.5 |
| 24" | 114.0 | 171.0 | 228.0 |
| 30" | 162.0 | 243.0 | 324.0 |
| 36" | 212.0 | 318.0 | 424.0 |
| 42" | 274.0 | 411.0 | 548.0 |
| 48" | 352.0 | 528.0 | 704.0 |
90-degree Elbow Weight Chart (in lbs)
| Nominal Pipe Size (NPS) | Schedule 40 | Schedule 80 | Schedule 160 |
|---|---|---|---|
| 1/2" | 0.7 | 1.0 | 1.4 |
| 3/4" | 1.0 | 1.4 | 2.0 |
| 1" | 1.3 | 1.9 | 2.6 |
| 1 1/4" | 1.6 | 2.4 | 3.3 |
| 1 1/2" | 2.1 | 3.0 | 4.0 |
| 2" | 2.9 | 4.4 | 5.9 |
| 2 1/2" | 4.5 | 6.8 | 9.1 |
| 3" | 6.5 | 9.7 | 12.9 |
| 4" | 9.7 | 14.6 | 19.5 |
| 5" | 12.7 | 19.0 | 25.3 |
| 6" | 16.5 | 24.8 | 33.0 |
| 8" | 23.0 | 34.5 | 46.0 |
| 10" | 31.5 | 47.3 | 63.7 |
| 12" | 40.9 | 61.4 | 81.9 |
| 14" | 53.1 | 79.7 | 106.0 |
| 16" | 66.0 | 99.0 | 132.0 |
| 18" | 80.7 | 121.0 | 160.0 |
| 20" | 97.5 | 146.0 | 194.0 |
| 24" | 123.5 | 185.0 | 246.0 |
| 30" | 177.0 | 265.5 | 354.0 |
| 36" | 234.0 | 351.0 | 468.0 |
| 42" | 304.0 | 456.0 | 608.0 |
| 48" | 388.0 | 582.0 | 776.0 |
180 Degree Elbow Weight Chart (in lbs)
| Nominal Pipe Size (NPS) | Schedule 40 | Schedule 80 | Schedule 160 |
|---|---|---|---|
| 1/2" | 1.1 | 1.5 | 2.0 |
| 3/4" | 1.4 | 2.0 | 2.8 |
| 1" | 1.8 | 2.7 | 3.6 |
| 1 1/4" | 2.3 | 3.4 | 4.5 |
| 1 1/2" | 3.0 | 4.4 | 5.9 |
| 2" | 4.3 | 6.4 | 8.5 |
| 2 1/2" | 6.7 | 10.1 | 13.4 |
| 3" | 9.4 | 14.1 | 18.7 |
| 4" | 14.0 | 20.9 | 27.8 |
| 5" | 18.5 | 27.5 | 36.7 |
| 6" | 24.0 | 35.8 | 47.8 |
| 8" | 33.0 | 49.5 | 66.0 |
| 10" | 44.5 | 66.8 | 89.0 |
| 12" | 56.0 | 84.0 | 112.0 |
| 14" | 71.0 | 106.5 | 142.0 |
| 16" | 88.0 | 132.0 | 176.0 |
| 18" | 108.0 | 162.0 | 216.0 |
| 20" | 128.0 | 192.0 | 256.0 |
| 24" | 160.0 | 240.0 | 320.0 |
Tolerance
| Parameter | Tolerance |
|---|---|
| Angle | ±1° for all angles (45°, 90°, 180°) |
| Outside Diameter (OD) | ±1% of nominal OD or ±0.5 mm, whichever is greater |
| Wall Thickness (WT) | ±12.5% of specified wall thickness |
| Center-to-End Dimensions | ±1.5% of the nominal dimension or ±3 mm, whichever is greater |
| Out-of-Roundness | ≤1% of the nominal OD |
| End Preparation | ±1 mm for length and ±2° for bevel angle |
| Surface Finish | Free from defects such as cracks, dents, or visible seams |
| Marking Tolerance | Legible and durable markings in accordance with ASME, ANSI, or applicable standards |
Benefits:
- Optimized Flow Dynamics: By facilitating directional changes and efficient flow redirection, ANSI B16.28 Elbows minimize pressure drop and turbulence, optimizing flow dynamics and enhancing system efficiency.
- Reliable Performance: Engineered for durability and reliability, these elbows ensure consistent performance under demanding operating conditions, reducing the likelihood of leaks, failures, or system inefficiencies.
- Cost-Effectiveness: Offering long service life, minimal maintenance requirements, and compatibility with standard piping components, ANSI B16.28 Elbows provide cost-effective solutions for piping system design, construction, and maintenance.
- Ease of Installation: Designed for ease of installation, ANSI B16.28 Elbows streamline the piping assembly process, allowing for quick and efficient integration into existing systems with minimal effort.
Applications:
- Oil & Gas Pipelines
- Chemical Processing Plants
- Power Generation Facilities
- Petrochemical Industries
- Water and Wastewater Treatment
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