GP HDD Drill Pipe
Premium drill pipe for challenging horizontal directional drilling applications
GP HDD Drill Pipe Configurations
The following table shows the most representative configurations utilized for HDD. For performance values or further product descriptions, please contact your local Grant Prideco Sales representative.
| Nominal size, weight and grade | Connection | Tool joint OD (in) | Tool joint ID (in) | Max MUT (ft-lb) | Max Pullback (lb) |
5 in. 19.5 ppf (0.362 in.) S-135 | NC-50 | 6-5/8 | 2-3/4 | 38,000 | 560,800 |
5 in. 19.5 ppf (0.362 in.) S-135 | NC-50 | 6-5/8 | 3-1/4 | 30,700 | 560,800 |
5 in. 25.6 ppf (0.500 in.) S-135 | NC-50 | 6-5/8 | 2-3/4 | 38,000 | 746,400 |
5-1/2 in. 21.9 ppf (0.361 in.) S-135 | GPDS™ 55 | 7-1/4 | 3-1/2 | 61,200 | 620,600 |
5-1/2 in. 24.7 ppf (0.415 in.) S-135 | GPDS™ 55 | 7-1/4 | 3-1/2 | 61,200 | 704,300 |
6-5/8 in. 27.7 ppf (0.362 in.) S-135 | 6-5/8 FH | 8-1/2 | 4-1/4 | 65,000 | 760,400 |
6-5/8 in. 27.7 ppf (0.362 in.) S-135 | GPDS™ 65-135 | 8-1/8 | 4-1/2 | 92,200 | 760,400 |
6-5/8 in. 27.7 ppf (0.362 in.) S-135 | GPDS™ 65-135 | 8 | 4-3/4 | 78,700 | 760,400 |
6-5/8 in. 27.7 ppf (0.362 in.) S-135 | GPDS™ 55-135 | 7-1/4 | 3-1/2 | 68,800 | 760,400 |
6-5/8 in. 27.7 ppf (0.362 in.) S-135 | GPDS™ 55 | 7-1/2 | 3-1/2 | 61,200 | 760,400 |
6-5/8 in. 27.82 ppf (0.415 in.) S-135 | 6-5/8 FH | 8-1/2 | 4-1/4 | 65,000 | 862,700 |
6-5/8 in. 34.2 ppf (0.522 in.) S-135 | GPDS™ 55 | 7-1/2 | 3-1/2 | 61,200 | 1,062,400 |
7 in. 64.08 ppf (1.000 in.) S-135 | NC77 EIS™-135 | 9-3/4 | 5 | 159,400 | 1,967,900 |
7-5/8 in. 33.7 ppf (0.430 in.) S-135 | GPDS™ 65-135 | 8-3/8 | 4-1/4 | 96,900 | 1,037,200 |
7-5/8 in. 39 ppf (0.500 in.) S-135 | GPDS™ 65-135 | 8-3/8 | 4-1/4 | 96,900 | 1,191,800 |