DRILL COLLARS
DRILL COLLARS
We manage the slick drill collars, spiral drill collars and on-magnetic drill collars.
Their sizes are from 3-1/8 to 11 inches. Be the drill collars in the table below, we can supply other drill collars at customers request
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DATA SHEET
F&CO OILFIELD SOLUTIONS: COLLARINES DE PERFORACIÓN
| F&CO OILFIELD SOLUTIONS: COLLARINES DE PERFORACIÓN | |||||
| DRILL COLLAR NUMBER | Outside Diameter, in. | Inside Diameter, in. | Length, ft | Approximate Weight, lb/ft | Typical Bending Strength Ratio. |
| NC 23-31 | 3-1/8 | 1-1/4 | 30 | 22 | 2.57:1 |
| NC 26-35 (2-3/8 IF) | 3-1/2 | 1-1/2 | 30 | 27 | 2.42:1 |
| NC 31-41 (2-7/8 IF) | 4-1/8 | 2 | 30 or 31 | 34 | 2.43:1 |
| NC 35-47 | 4-3/4 | 2 | 30 or 31 | 47 | 2.58:1 |
| NC 38-50 (3-1/2 IF) | 5 | 2-1/4 | 30 or 31 | 54 | 2.38:1 |
| NC 44-60 | 6 | 2-1/4 | 30 or 31 | 83 | 2.49:1 |
| NC 44-60 | 6 | 2-13/16 | 30 or 31 | 76 | 2.84:1 |
| NC 44-62 | 6-1/4 | 2-1/4 | 30 or 31 | 91 | 2.91:1 |
| NC 46-62 (4 IF) | 6-1/4 | 2-13/16 | 30 or 31 | 84 | 2.63:1 |
| NC 46-65 (4 IF) | 6-1/2 | 2-1/4 | 30 or 31 | 100 | 2.76:1 |
| NC 46-65 (4 IF) | 6-1/2 | 2-13/16 | 30 or 31 | 93 | 3.05:1 |
| NC 46-67 (4 IF) | 6-3/4 | 2-1/4 | 30 or 31 | 109 | 3.18:1 |
| NC 50-70 (4-1/2 IF) | 7 | 2-1/4 | 30 or 31 | 118 | 2.54:1 |
| NC 50-70 (4-1/2 IF) | 7 | 2-13 /16 | 30 or 31 | 111 | 2.73:1 |
| NC 50-72 (4-1/2 IF) | 7-1/4 | 2-13/16 | 30 or 31 | 120 | 3.12:1 |
| NC 56-77 | 7-3 /4 | 2-13/16 | 30 or 31 | 140 | 2.70:1 |
| NC 56-80 | 8 | 2-13/16 | 30 or 31 | 151 | 3.02:1 |
| 6-5/8 API Reg | 8-1/4 | 2-13/16 | 30 or 31 | 162 | 2.93:1 |
| NC 61-90 | 9 | 2-13/16 | 30 or 31 | 196 | 3.17:1 |
| 7-5/8 API Reg | 9-1/2 | 3 | 30 or 31 | 217 | 2.81:1 |
| NC 70-97 | 9-3/4 | 3 | 30 or 31 | 230 | 2.57:1 |
| NC 70-100 | 10 | 3 | 30 or 31 | 243 | 2.81:1 |
| 8-5/8 API Reg | 11 | 3 | 30 or 31 | 300 | 2.84:1 |