API 5DP boorpijpis een stalen pijp met schroefdraad die wordt gebruikt om oppervlakteboorapparatuur aan de onderkant te verbinden - gat (BHA) of boorbit aan de onderkant van de boorput. De primaire functie is om boormodder te leveren terwijl je werkt in combinatie met de BHA om de boorassemblage op te heffen, te verlagen of te draaien. Boorpijp moet bestand zijn tegen significante interne en externe druk, torsiespanning, buigkrachten en trillingen tijdens het bedrijf.
Cijfers: E75, X95, G105, S135
Verbindingsdraden:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2fh .6 5/8fh.
Pijpstandaard:API 5DP E75, X95, G105, S135
Stoorstijl: IU, EU, IEU
De slijtage - resistent riem van gereedschapsverbinding:TK34, TC2000, ARNCO 100XT, 200xt, 300XT400XT
Interne coatingboorpijp:TK34, DPC, TC2000, TC3000
Verbinding:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2fh .6 5/8fh.
GEBRUIK:Mijn stralen, waterputboren, geothermische putten boren, voor polen, cooal en non -ferrometaal mijnbouwprojecten enz.;
Sollicitatie:Boorpijp is voor verkenning en ontwikkeling van olie- en gasbronnen.

API -boorpijpgroottes & gewichtslijst
| Benamingen* | Gegevens voor gereedschapsverbinding | |||||||
| Pipebody OD (inches) | Pondage (pond per voet) | Cijfer | Type van de overstuur | Roterende schouderverbinding | OD (inches) | Pin ID (inches) | Pin od lengte* (inches) | Box OD Lengte* (inches) |
| 2-3/8 | 6.65 | E | EU | NC26 | 3-3/8 | 1-3/4 | 7 | 8 |
| 2-3/8 | 6.65 | X,G | EU | NC26 | 3-3/8 | 1-3/4 | 7 | 8 |
| 2-3/8 | 10.40 | E | EU | NC31 | 4-1/8 | 2-1/8 | 7 | 9 |
| 2-3/8 | 10.40 | X,G | EU | NC31 | 4-1/8 | 2 | 7 | 9 |
| 2-3/8 | 10.40 | S | EU | NC31 | 4-3/8 | 1-5/8 | 7 | 9 |
| 3-1/2 | 9.50 | E | EU | NC38 | 4-3/4 | 2-11/16 | 8 | 10-1/2 |
| 3-1/2 | 13.30 | E | EU | NC38 | 4-3/4 | 2-11/16 | 8 | 10-1/2 |
| 3-1/2 | 13.30 | X | EU | NC38 | 5 | 2-9/16 | 8 | 10-1/2 |
| 3-1/2 | 13.30 | G | EU | NC38 | 5 | 2-7/16 | 8 | 10-1/2 |
| 3-1/2 | 13.30 | S | EU | NC38 | 5 | 2-1/8 | 8 | 10-1/2 |
| 3-1/2 | 15.50 | E | EU | NC38 | 4-3/4 | 2-9/16 | 8 | 10-1/2 |
| 3-1/2 | 15.50 | X | EU | NC38 | 5 | 2-7/16 | 8 | 10-1/2 |
| 3-1/2 | 15.50 | G | EU | NC38 | 5 | 2-1/8 | 8 | 10-1/2 |
| 3-1/2 | 15.50 | S | EU | NC40 | 5-1/2 | 2-1/4 | 7 | 10 |
| 4 | 14.00 | E | IU | NC40 | 5-1/4 | 2-13/16 | 7 | 10 |
| 4 | 14.00 | X | IU | NC40 | 5-1/4 | 2-13/16 | 7 | 10 |
| 4 | 14.00 | G | IU | NC40 | 5-1/4 | 2-13/16 | 7 | 10 |
| 4 | 14.00 | S | IU | NC40 | 5-1/4 | 2-9/16 | 7 | 10 |
| 4 | 14.00 | E | EU | NC46 | 6 | 3-1/4 | 7 | 10 |
| 4 | 14.00 | X,G | EU | NC46 | 6 | 3-1/4 | 7 | 10 |
| 4 | 14.00 | S | EU | NC46 | 6 | 3 | 7 | 10 |
| 4-1/2 | 16.60 | E | EU | NC50 | 6-5/8 | 3-3/4 | 7 | 10 |
| 4-1/2 | 16.60 | X | EU | NC50 | 6-3/8 | 3-3/4 | 7 | 10 |
| 4-1/2 | 16.60 | G | EU | NC50 | 6-5/8 | 3-3/4 | 7 | 10 |
| 4-1/2 | 16.60 | S | EU | NC50 | 6-3/8 | 3-1/2 | 7 | 10 |
| 4-1/2 | 20.00 | E | EU | NC50 | 6-3/8 | 3-3/4 | 7 | 10 |
| 4-1/2 | 20.00 | X | EU | NC50 | 6-5/8 | 3-1/2 | 7 | 10 |
| 4-1/2 | 20.00 | G | EU | NC50 | 6-3/8 | 3-1/2 | 7 | 10 |
| 4-1/2 | 20.00 | S | EU | NC50 | 6-5/8 | 3-1/4 | 7 | 10 |
| 4-1/2 | 16.60 | E | IEU | NC46 | 6-1/4 | 3-1/4 | 7 | 10 |
| 4-1/2 | 16.60 | X | IEU | NC46 | 6-1/4 | 3-1/4 | 7 | 10 |
| 4-1/2 | 16.60 | G | IEU | NC46 | 6-1/4 | 3 | 7 | 10 |
| 4-1/2 | 16.60 | S | IEU | NC46 | 6-1/4 | 2-3/4 | 7 | 10 |
| 4-1/2 | 20.00 | E | IEU | NC46 | 6-1/4 | 3-1/4 | 7 | 10 |
| 4-1/2 | 20.00 | X | IEU | NC46 | 6-1/4 | 3 | 7 | 10 |
| 4-1/2 | 20.00 | G | IEU | NC46 | 6-1/4 | 2-3/4 | 7 | 10 |
| 4-1/2 | 20.00 | S | IEU | NC46 | 6-3/8 | 2-1/2 | 7 | 10 |
| 5 | 19.50 | E | IEU | NC50 | 6-5/8 | 3-3/4 | 7 | 10 |
| 5 | 19.50 | X | IEU | NC50 | 6-5/8 | 3-1/2 | 7 | 10 |
| 5 | 19.50 | G | IEU | NC50 | 6-5/8 | 3-1/4 | 7 | 10 |
| 5 | 19.50 | S | IEU | NC50 | 6-5/8 | 2-3/4 | 7 | 10 |
| 5 | 19.50 | E | IEU | 5-1/2fh | 7 | 3-3/4 | 8 | 10 |
| 5 | 19.50 | X,G | IEU | 5-1/2 FH | 7 | 3-3/4 | 8 | 10 |
| 5 | 19.50 | S | IEU | 5-1/2 FH | 7-1/4 | 3-1/2 | 8 | 10 |
| 5 | 25.60 | E | NC50 | 6-5/8 | 3-1/2 | 3-3/4 | 7 | 10 |
| 5 | 25.60 | X | IEU | NC50 | 6-5/8 | 3 | 7 | 10 |
| 5 | 25.60 | G | IEU | NC50 | 6-5/8 | 2-3/4 | 7 | 10 |
| 5 | 25.60 | E | IEU | 5-1/2 FH | 7 | 3-1/2 | 8 | 10 |
| 5 | 25.60 | X | IEU | 5-1/2 FH | 7 | 3-1/2 | 8 | 10 |
| 5 | 25.60 | G | IEU | 5-1/2 FH | 7-1/4 | 3-1/2 | 8 | 10 |
| 5 | 25.60 | S | IEU | 5-1/2 FH | 7-1/4 | 3-1/4 | 8 | 10 |
| 5-1/2 | 21.90 | E | IEU | 5-1/2 FH | 7 | 4 | 8 | 10 |
| 5 | 21.90 | X | IEU | 5-1/2 FH | 7 | 3-3/4 | 8 | 10 |
| 5-1/2 | 21.90 | G | IEU | 5-1/2 FH | 7-1/4 | 3-1/2 | 8 | 10 |
| 5 | 21.90 | S | IEU | 5-1/2 FH | 7-1/2 | 3 | 8 | 10 |
| 5-1/2 | 24.70 | E | IEU | 5-1/2 FH | 7 | 4 | 8 | 10 |
| 5 | 24.70 | X,G | IEU | 5-1/2 FH | 7-1/4 | 3-1/2 | 8 | 10 |
| 5-1/2 | 24.70 | S | IEU | 5-1/2 FH | 7-1/2 | 3 | 8 | 10 |
| 6-5/8 | 25.20 | E | IEU | 6-5/8 FH | 8 | 5 | 8 | 11 |
| 6-5/8 | 25.20 | X | IEU | 6-5/8 FH | 8 | 5 | 8 | 11 |
| 6-5/8 | 25.20 | G | IEU | 6-5/8 FH | 8-1/4 | 4-3/4 | 8 | 11 |
| 6-5/8 | 25.20 | S | IEU | 6-5/8 FH | 8-1/2 | 4-1/4 | 8 | 11 |
| 6-5/8 | 27.70 | E | IEU | 6-5/8 FH | 8 | 5 | 8 | 11 |
| 6-5/8 | 27.70 | X,G | IEU | 6-5/8 FH | 8-1/4 | 4-3/4 | 8 | 11 |
| 6-5/8 | 27.70 | S | IEU | 6-5/8 FH | 8-1/2 | 4-1/4 | 8 | 11 |
Chemische samenstelling en mechanische eigenschappen
| Cijfer | Chemische samenstelling | Mechanische eigenschappen | ||
| P | S | Opbrengststerkte (MPA) | Treksterkte (MPA) | |
| E-75 | Minder dan of gelijk aan 0,020 | Minder dan of gelijk aan 0,015 | 517-724 | Groter dan of gelijk aan 689 |
| X-95 | Minder dan of gelijk aan 0,020 | Minder dan of gelijk aan 0,015 | 655-862 | Groter dan of gelijk aan 724 |
| G-105 | Minder dan of gelijk aan 0,020 | Minder dan of gelijk aan 0,015 | 724-931 | Groter dan of gelijk aan 793 |
| S-135 | Minder dan of gelijk aan 0,020 | Minder dan of gelijk aan 0,015 | 931-1138 | Groter dan of gelijk aan 1000 |





