Drill Pipe
Used for oil well drilling
Product description
● Standard
American Petroleum Institute Standard (API SPEC 5D)
● Uses
For well drilling
● Deviation
Allowable deviation of outer diameter, wall thickness and weight
Item | Tolerances | |
Pipe Body | Outside Diameter | D ≤ 101.6mm ± 0.79mm D ≥ |
Wall Thickness | － 12.5% | |
Weight | Single Lengths | -3.5%~+6.5% |
● Size
Size Designation | Calculated Weight | Calculated Weight | Grade | Wall Thickness | Upset End,for | |||
in | mm | lb/ft | kg/m | in | mm | |||
2 3/8 ″ | 60.3 | 6.65 | 6.26 | 9.32 | E.X.G.S | 0.280 | 7.11 | EU |
2 7/8 ″ | 73.0 | 10.40 | 9.72 | 14.48 | E.X.G.S | 0.362 | 9.19 | EU |
3 1/2 ″ | 88.9 | 13.30 | 12.31 | 18.34 | E.X.G.S | 0.368 | 9.35 | EU |
3 1/2 ″ | 88.9 | 15.50 | 14.63 | 21.79 | E.X.G.S | 0.449 | 11.40 | EU |
4 ″ | 101.6 | 14.00 | 12.93 | 19.26 | E.X.G.S | 0.330 | 8.38 | EU |
4 1/2 ″ | 114.3 | 16.60 | 14.98 | 22.31 | E.X.G.S | 0.337 | 8.56 | EU |
4 1/2 ″ | 114.3 | 20.00 | 18.69 | 27.84 | E.X.G.S | 0.430 | 10.92 | EU |
5 ″ | 127 | 19.50 | 17.93 | 26.71 | E.X.G.S | 0.362 | 9.19 | IEU |
5 ″ | 127 | 25.60 | 24.03 | 35.79 | E.X.G.S | 0.500 | 12.70 | IEU |
5 1/2 ″ | 139.7 | 21.90 | 19.81 | 29.51 | E.X.G.S | 0.361 | 9.17 | IEU |
5 1/2 ″ | 139.7 | 24.70 | 22.54 | 33.57 | E.X.G.S | 0.415 | 10.54 | IEU |
Note: EU-External Upset IEU-Internal & External Upset IU-Internal Upset