This adapter is designed to mount small import wind turbines to a standard threaded 1-1/2" or 2" steel pipe.
Easily thread on to any 1-1/2" NPT or 2" NPT threaded pipe with a pipe wrench and bolt your turbine on!
Specifications:
- Welded in USA
- Material: Carbon steel / Malleable iron
- Hollow throughout, so wiring can pass through
- Coated with a heavy duty textured black paint
- Inside Diameter (I.D.) (see the chart)
- 2.067" for 1/2" pipe
- 2.469" for 2" pipe
Standard Pipe - Schedule 40
| PIPE SIZE | OD | WALL | ID | INT AREA | WT/FT | GPM @ 2fPS | GPM @5 FPS | GPM @ 10 FPS | GPM @ 15 FPS | GPM @ 20 FPS | GPM @ 25 FPS |
| 1/8 | .405 | .068 | .269 | .057 | .245 | .35 | .89 | 1.8 | 2.7 | 3.5 | 4.4 |
| 1/4 | .540 | .088 | .364 | .104 | .425 | .65 | 1.6 | 3.2 | 4.9 | 6.5 | 8.1 |
| 3/8 | .675 | .091 | .493 | .191 | .567 | 1.2 | 3.0 | 6.0 | 9.0 | 12.0 | 15.0 |
| 1/2 | .840 | .109 | .622 | .304 | .852 | 1.9 | 4.8 | 9.5 | 12.0 | 19.0 | 23.8 |
| 3/4 | 1.050 | .113 | .864 | .533 | 1.132 | 3.3 | 8.4 | 16.7 | 25.1 | 33.4 | 41.8 |
| 1 | 1.315 | .133 | 1.049 | .864 | 1.679 | 5.4 | 13.5 | 27.0 | 10.6 | 54.1 | 67.7 |
| 1 1/4 | 1.660 | .140 | 1.380 | 1.495 | 2.273 | 9.4 | 23.4 | 46.8 | 70.3 | 93.7 | 117 |
| 1 1/2 | 1.900 | .145 | 1.610 | 2.036 | 2.718 | 12.7 | 31.9 | 63.7 | 95.6 | 127 | 159 |
| 2 | 2.375 | .154 | 2.067 | 3.356 | 3.653 | 21.0 | 52.5 | 105 | 157 | 210 | 263 |
| 2 1/2 | 2.875 | .203 |
2.469 | 4.788 | 5.793 | 30.0 | 75.0 | 150 | 225 | 300 | 375 |
| 3 |
3.500 | .216 | 3.068 | 7.393 | 7.575 | 46.3 | 116 | 232 | 347 | 463 | 579 |
| 3 1/2 | 4.000 | .226 | 3.548 | 9.886 | 9.109 | 61.9 | 155 | 310 | 465 | 619 | 774 |
| 4 | 4.500 | .237 | 4.026 | 12.73 | 10.79 | 79.7 | 199 | 399 | 598 | 797 | 997 |
| 4 1/2 | 5.000 | .247 | 4.506 | 15.95 | 12.54 | 99.9 | 250 | 499 | 749 | 998 | 1249 |
| 5 | 5.563 | .258 | 5.047 | 20.01 | 14.62 | 125 | 313 | 627 | 940 | 1253 | 1567 |
| 6 | 6.625 | .280 | 6.065 | 28.89 | 18.97 | 181 | 452 | 904 | 1357 | 1810 | 2262 |
| 7 | 7.625 | .301 | 7.023 | 38.74 | 23.54 | 243 | 607 | 1213 | 1820 | 2427 | 3033 |
| 8 | 8.625 | .322 | 7.981 | 50.03 | 28.55 | 313 | 783 | 1567 | 2350 | 3134 | 3917 |
| 10 |
10.75 | .365 | 10.02 | 78.85 | 40.48 | 494 | 1235 | 2470 | 3705 | 4940 | 6175 |
| 12 | 12.75 | .406 | 11.94 | 111.9 | 53.56 | 701 | 1753 | 3506 | 5259 | 7012 | 8765 |
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