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.
D90 deg LR Center-to-End
A45 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
DASME 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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