Threaded Casing for Micropile
Prime Domestic Casing
| Outside Diameter in mm | Thickness in mm | Inside Diameter in mm | Weight lbs/ft kg/m | Cross Sectional Area in2 cm2 | Total Area of Shaft in2 cm2 | Internal Volume ft3/ft m3/m | External Surface Area ft2/ft m2/m | Moment of Inertia in4 cm4 | Section Modulus in3 cm3 |
| ◆ | 9.625 244.48 | 0.500 12.700 | 8.625 219.075 | 48.77 72.59 | 14.33 92.47 | 72.76 469.42 | 0.406 0.038 | 2.52 0.77 | 149.63 6228.24 | 31.09 509.52 |
| | 9.625 244.48 | 0.545 13.843 | 8.535 216.789 | 52.90 78.74 | 15.55 100.30 | 72.76 469.42 | 0.397 0.037 | 2.52 0.77 | 160.80 6692.84 | 33.41 547.53 |
| | 10.750 273.05 | 0.500 12.700 | 9.750 247.650 | 54.79 81.54 | 16.10 103.88 | 90.76 585.56 | 0.518 0.048 | 2.81 0.86 | 211.95 8822.03 | 39.43 646.18 |
| ◆ | 12.750 323.85 | 0.500 12.700 | 11.750 298.450 | 65.48 97.45 | 19.24 124.14 | 127.68 823.72 | 0.753 0.070 | 3.34 1.02 | 361.54 15048.59 | 56.71 929.36 |
| ◆ | 14.000 355.60 | 0.500 12.700 | 13.000 330.200 | 72.16 107.40 | 21.21 136.81 | 153.94 993.15 | 0.922 0.086 | 3.67 1.12 | 483.76 20135.45 | 69.11 1132.48 |
| | 16.000 406.40 | 0.500 12.700 | 15.000 381.000 | 82.85 123.31 | 24.35 157.08 | 201.06 1297.17 | 1.227 0.114 | 4.19 1.28 | 731.94 30465.73 | 91.49 1499.30 |
◆ In stock. Contact your Nucor Skyline representative for additional diameters, lengths, and starter details.
Nucor Skyline can provide threaded micropile casing up to 40 feet.
Secondary Casing
| Outside Diameter in mm | Thickness in mm | Inside Diameter in mm | Weight lbs/ft kg/m | Cross Sectional Area in2 cm2 | Total Area of Shaft in2 cm2 | Internal Volume ft3/ft m3/m | External Surface Area ft2/ft m2/m | Moment of Inertia in4 cm4 | Section Modulus in3 cm3 |
| 5.5 139.700 | 0.415 10.541 | 4.670 118.618 | 22.56 33.57 | 6.63 42.77 | 23.76 153.28 | 0.12 0.011 | 1.44 0.44 | 21.57 897.80 | 7.84 128.47 |
| 6.625 168.275 | 0.432 10.973 | 5.761 146.329 | 28.60 42.56 | 8.40 54.23 | 34.47 222.40 | 0.18 0.017 | 1.73 0.53 | 40.49 1685.31 | 12.22 200.25 |
| 7 177.800 | 0.408 10.363 | 6.184 157.073 | 28.75 42.79 | 8.45 54.51 | 38.48 248.29 | 0.21 0.019 | 1.83 0.56 | 46.07 1917.56 | 13.16 215.65 |
| 7 177.800 | 0.453 11.506 | 6.094 154.787 | 31.70 47.18 | 9.32 60.11 | 38.48 248.29 | 0.20 0.019 | 1.83 0.56 | 50.16 2087.80 | 14.33 234.83 |
| 7 177.800 | 0.500 12.700 | 6.000 152.400 | 34.74 51.70 | 10.21 65.87 | 38.48 248.29 | 0.20 0.018 | 1.83 0.56 | 54.24 2257.62 | 15.50 254.00 |
| 7.625 193.675 | 0.430 10.922 | 6.765 171.831 | 33.07 49.21 | 9.72 62.71 | 45.66 294.60 | 0.25 0.023 | 2.00 0.61 | 63.12 2627.23 | 16.56 271.31 |
| 7.625 193.675 | 0.500 12.700 | 6.625 168.275 | 38.08 56.67 | 11.19 72.21 | 45.66 294.60 | 0.24 0.022 | 2.00 0.61 | 71.37 2970.62 | 18.72 306.76 |
| 8.625 219.075 | 0.500 12.700 | 7.625 193.675 | 43.43 64.63 | 12.76 82.34 | 58.43 376.94 | 0.32 0.029 | 2.26 0.69 | 105.72 4400.36 | 24.51 401.65 |
| 8.625 219.075 | 0.562 14.275 | 7.501 190.525 | 48.44 72.09 | 14.24 91.84 | 58.43 376.94 | 0.31 0.029 | 2.26 0.69 | 116.25 4838.65 | 26.96 441.79 |
| 9.625 244.475 | 0.472 11.989 | 8.681 220.497 | 46.18 68.73 | 13.57 87.56 | 72.76 469.42 | 0.41 0.038 | 2.52 0.77 | 142.51 5931.67 | 29.61 485.22 |
| 9.625 244.475 | 0.545 13.843 | 8.535 216.789 | 52.90 78.73 | 15.55 100.30 | 72.76 469.42 | 0.40 0.037 | 2.52 0.77 | 160.80 6692.95 | 33.41 547.49 |
| 10.75 273.050 | 0.500 12.700 | 9.750 247.650 | 54.79 81.54 | 16.10 103.87 | 90.76 585.56 | 0.52 0.048 | 2.81 0.86 | 211.95 8821.95 | 39.43 646.14 |
| 10.75 273.050 | 0.545 13.843 | 9.660 245.364 | 59.46 88.49 | 17.47 112.73 | 90.76 585.56 | 0.51 0.047 | 2.81 0.86 | 228.10 9494.16 | 42.44 695.46 |
| 10.75 273.050 | 0.595 15.113 | 9.560 242.824 | 64.59 96.12 | 18.98 122.47 | 90.76 585.56 | 0.50 0.046 | 2.81 0.86 | 245.53 10219.65 | 45.68 748.56 |
| 11.875 301.624 | 0.582 14.783 | 10.711 272.059 | 70.26 104.56 | 20.65 133.21 | 110.75 714.53 | 0.63 0.058 | 3.11 0.95 | 330.04 13737.19 | 55.59 910.95 |
| 12.75 323.849 | 0.500 12.700 | 11.750 298.449 | 65.48 97.45 | 19.24 124.14 | 127.68 823.71 | 0.75 0.070 | 3.34 1.02 | 361.54 15048.31 | 56.71 929.31 |
| 13.375 339.724 | 0.480 12.192 | 12.415 315.340 | 66.17 98.47 | 19.45 125.45 | 140.50 906.45 | 0.84 0.078 | 3.50 1.07 | 404.73 16846.00 | 60.52 991.74 |
| 13.375 339.724 | 0.514 13.056 | 12.347 313.613 | 70.67 105.17 | 20.77 133.98 | 140.50 906.45 | 0.83 0.077 | 3.50 1.07 | 430.07 17900.72 | 64.31 1053.85 |
| 16 406.4 | 0.375 9.525 | 15.25 387.35 | 62.64 93.23 | 18.41 118.76 | 201.06 1333.17 | 1.27 0.12 | 4.19 1.28 | 562.08 23395.71 | 70.26 1151.36 |
| 16 406.4 | 0.438 11.125 | 15.124 384.15 | 72.87 108.45 | 21.41 138.15 | 201.06 1333.17 | 1.25 0.12 | 4.19 1.28 | 648.75 27002.81 | 81.09 1328.88 |
| 16 406.4 | 0.495 12.573 | 15.01 381.254 | 82.04 122.11 | 24.11 155.56 | 201.06 1333.17 | 1.23 0.11 | 4.19 1.28 | 725.31 30189.62 | 90.66 1485.71 |
| 18 457.2 | 0.435 11.049 | 17.13 435.102 | 81.68 121.57 | 24 154.87 | 254.47 1641.73 | 1.60 0.15 | 4.71 1.44 | 926.32 38856.25 | 102.93 1686.63 |
| 20 508 | 0.438 11.125 | 19.124 485.75 | 91.59 136.12 | 26.92 173.66 | 314.16 2026.83 | 1.99 0.19 | 5.24 1.60 | 1288.22 53619.94 | 128.82 2111.02 |
| 20 508 | 0.635 16.129 | 18.73 475.742 | 131.45 195.65 | 38.63 249.23 | 314.16 2026.83 | 1.91 0.18 | 5.24 1.60 | 1812.81 75454.95 | 181.28 2970.67 |
Casing Accessories
Nucor Skyline’s Geostructural Group is positioned to deliver complete accessory packages with
your threaded casing. We understand the urgency of your project and stock a wide range of
casing accessories for immediate delivery.
| J-Teeth | Grout Heads | Duplex Adapters |
| Ring Bits | Shear Rings | Flange Adapters |
| Casing Shoes | Protective Caps | Casing Crossover Subs |
Tooling Items
Custom machining is available for duplex and flange adapters to match casing, drill, and drill system requirements. We can also fabricate crossover subs to fit any existing tooling items.
Nucor Skyline offers the following tooling items for the installation of micropile casing:
| Air Swivels | API Crossover Subs | API Drill Rods (23/8 in to 65/8 in) |
| Breakout Wrenches | Casing Crowns | Cushion Subs |
| Diverter Heads | Downhole Hammers | Downhole Hammer Bits |
| Drag Bits | Floating Subs | Flushing Heads |
| Grout Swivels | Ictology Bits | Stabilizers |
| Tricone Bits | | |
