Forged HDD Rods
From the outside, one forged pipe looks much like another.
The differences are all on the inside, where failure to control the key processes of forging and heat treatment can have disastrous consequences. North Star’s rigorous quality management ensures consistent high performance from this premium product.
Click here for pipe quote View Specification Tables
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HDD PIPES & TOOLS BROCHUREForged Drill Pipe Specification Charts
| Compatible with Vermeer HDD Rigs | Compatible with Ditch Witch HDD Rigs | General Pipe Specifications |
Compatible with Vermeer HDD Rigs
| Rig Compatibility* | Thread | Length | Pipe OD | Joint OD | Pin Length (mm) | Max. Torque (Nm) | Bend Radius | Max. Bend Angle | Max. Slope (%) | Weight (kg) | Part Number | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | ft | mm | inch | mm | inch | m | ft | ||||||||
| D7x11, D10x15 | #200 | 1829 | 6 | 42 | 1.66 | 48 | 1.88 | 50.7 | 2040 | 30.2 | 99.1 | 3.5 | 5.9 | 10 | NS10301 |
| D20x22, D23x30 | #400 | 3048 | 10 | 52 | 2.06 | 57 | 2.25 | 63.5 | 3525 | 34.3 | 112.5 | 5.1 | 8.7 | 27 | NS10302 |
| D24x40 | #600 | 3048 | 10 | 60 | 2.38 | 67 | 2.63 | 63.5 | 5695 | 39.6 | 130 | 4.4 | 7.5 | 32 | NS10003 |
| D33x44, D36x50 | #650 | 3048 | 10 | 60 | 2.38 | 70 | 2.75 | 63.5 | 6800 | 39.6 | 130 | 4.4 | 7.5 | 34 | NS10022 |
| D33x44, D36x50 | #650 | 4572 | 15 | 60 | 2.38 | 70 | 2.75 | 63.5 | 6800 | 39.6 | 130 | 6.6 | 11.3 | 48 | NS10051 |
| D36x50, D40x55 | #700 | 3048 | 10 | 67 | 2.63 | 79 | 3.1 | 76.2 | 7457 | 48 | 157.5 | 3.6 | 6.19 | 49 | NS10052 |
| D36x50, D40x55 | #700 | 4572 | 15 | 67 | 2.63 | 79 | 3.1 | 76.2 | 7457 | 48 | 157.5 | 5.5 | 9.28 | 71 | NS10053 |
| D50x100, D60x90 | #900 | 4572 | 15 | 73 | 2.88 | 83 | 3.25 | 88.9 | 12202 | 52 | 170.6 | 5 | 8.5 | 65 | NS10004 |
Compatible with Ditch Witch HDD Rigs
| Rig Compatibility* | Thread | Length | Pipe OD | Joint OD | Pin Length (mm) | Max. Torque (Nm) | Bend Radius | Max. Bend Angle | Max. Slope (%) | Weight (kg) | Part Number | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | ft | mm | inch | mm | inch | m | ft | ||||||||
| JT20 | 1.94 | 3000 | 9.84 | 54 | 2.13 | 67 | 2.63 | 75 | 2980 | 36 | 118 | 4.8 | 8.1 | 28 | NS10068 |
| JT25/30 | 2.11 | 3000 | 9.84 | 60 | 2.38 | 70 | 2.76 | 84.7 | 5420 | 39.6 | 130 | 4.3 | 7.4 | 34 | NS10069 |
General Pipe Specifications
| Pipe OD | Thread | Length | Joint OD | Max. Torque (Nm) | Recommended Make-up Torque (Nm) | Bend Radius | Max. Bend Angle | Max. Slope (%) | Weight (kg) | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | in | mm | ft | mm | in | m | ft | ||||||
| 60 | 2.375 | ZX60 | 3000 | 9.84 | 68 | 2.677 | 8294 | 4976 | 39.6 | 130 | 4.3 | 7.4 | 32 |
| 73 | 2.875 | NC23 | 3000 | 9.84 | 80.5 | 3.169 | 13978 | 8387 | 52 | 170.6 | 3.3 | 5.6 | 46 |
| 73 | 2.875 | NC26 | 3000 | 9.84 | 88 | 3.465 | 16055 | 9633 | 52 | 170.6 | 3.3 | 5.6 | 56 |
| 83 | 3.25 | ZX80 | 3000 | 9.84 | 92 | 3.622 | 20372 | 12223 | 59 | 193.6 | 2.9 | 4.9 | 61 |
| 83 | 3.25 | ZX80 | 4500 | 9.84 | 92 | 3.622 | 20372 | 12223 | 59 | 193.6 | 4.3 | 7.3 | 79 |
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