Vrtalne cevi kot del OCTG (cevnega blaga iz naftnih držav) so bistvene komponente v procesu vrtanja za raziskovanje in črpanje nafte in plina. Služijo kot vodi za vrtalne tekočine, vsebujejo sveder in zagotavljajo sredstvo za prenos vrtilnega momenta in aksialne sile na sveder. Uporaba vrtalnih cevi je predvsem pri vrtanju vrtin, vključno z naftnimi in plinskimi vrtinami, geotermalnimi vrtinami in vodnimi vrtinami.

Ponudba vrtalnih cevi
Specifikacija za vrtalne cevi: API SPEC 5DP, API 7-2, RP7G
Razred: E75, X95, G105, S135, V150
PSL: PSL-1, PSL-2, PSL-3
Uporaba: Za raziskovanje in razvoj naftnih in plinskih vrtin
Velikosti: OD: 2 3/8''-6 5/8''
Dolžina: R1, R2, R3
Orodni spoji:
-Zunanja motnja: NC26, NC38, NC46, NC50 itd.
-Notranja zunanja motnja: NC50,5 1/2FH, 6 5/8FH itd.
Notranji premaz: DPC, TC2000, TK-34, TK-34P, TK-34XT itd.
Trdo lepljenje: ARNCO 100XT, ARNCO 300XT, BOTN 1000, BOTN 3000 itd.
Druge vrste vrtalnih cevi: težke vrtalne cevi, svedri

Mehanske lastnosti vrtalne cevi API 5DP
Specifikacija |
Ocena |
donos Moč |
Natezna Moč |
Raztezek |
Charpyjev vpliv Povprečje |
SSC Zahteva |
||
min |
maks |
min | min | min | ||||
ksi (MPa) |
ksi (MPa) |
ksi (MPa) |
(%) |
ft-Ib (J) |
||||
API 5DP |
1. skupina |
E-75 |
75 (517) |
105 (724) |
100 (689) | formula API |
32 (43) |
- |
3. skupina |
X-95 |
95 (655) |
125 (862) |
105 (724) | formula API |
32 (43) |
- | |
G-105 |
105 (724) |
135 (931) |
115 (793) | formula API |
32 (43) |
- | ||
S-135 |
135 (931) |
165 (1138) |
145 (1000) | formula API |
32 (43) |
- | ||
| Oznaka | Telo cevi OD | Debelina cevi | Varilni vrat | Skupni OD | Zunanji navoj OD | Rorate končni premer ramena | Ocenite težo | ||||
| Oznaka1 | Oznaka2 | Ocena | Razburjen | Ramo | |||||||
| Ddp | t | D | D | dp | Df | ||||||
| mm | mm | mm | mm | mm | mm | kg/m | |||||
| 12.50 | maks | ±0,8 | -0.4 | ±0,4 | Vrednost | ||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 13 | 14 |
| 4 | 14 | lU | NC40 | 101.6 | 8.38 | 106.4 | 133.4 | 71.4 | 127.4 | 22.42 | |
| 4 | 14 | X,D | TU | NC40 | 101.6 | 8.38 | 106.4 | 133.4 | 68.3 | 127.4 | 22.76 |
| 4 | 14 | G, F | IU | NC40 | 101.6 | 8.38 | 106.4 | 139.7 | 61.9 | 127.4 | 23.61 |
| 4 | 14 | S,V,U | lU | NC40 | 101.6 | 8.38 | 106.4 | 139.7 | 50.8 | 127.4 | 24.03 |
| 4 | 15.7 | G, F | 1U | NC40 | 101.6 | 9.65 | 106.4 | 139.7 | 61.9 | 127.4 | 26.07 |
| 4 1/2 | 13.75 | E | 1U | NC46 | 114.3 | 6.88 | 119.1 | 152.4 | 85.7 | 45.26 | 22.5 |
| 2 3/8 | 6.65 | EU | NC26 | 60.32 | 7.11 | 65.1 | 85.7 | 44.5 | 82.95 | 10.45 | |
| 2 3/8 | 6.65 | X,G,D,F | EU | NC26 | 60.32 | 7.11 | 65.1 | 85.7 | 44.5 | 82.95 | 10.58 |
| 2 7/8 | 10.4 | EU | NC31 | 73.02 | 9.19 | 81 | 104.8 | 54 | 100.41 | 16.25 | |
| 2 7/8 | 10.4 | X,G,D,F | EU | NC31 | 73.02 | 9.19 | 81 | 104.8 | 50.8 | 100.41 | 16.5 |
| 2 7/8 | 10.4 | S,V,U | EU | NC31 | 73.02 | 9.19 | 81 | 111.1 | 41.3 | 100.41 | 17.19 |
| 3 1/2 | 9.5 | EU | NC38 | 88.9 | 6.45 | 98.4 | 120.7 | 68.3 | 116.28 | 15.77 | |
| 3 1/2 | 13.3 | EU | NC38 | 88.9 | 9.35 | 98.4 | 120.7 | 68.3 | 116.28 | 20.77 | |
| 3 1/2 | 13.3 | X,D | EU | NC38 | 88.9 | 9.35 | 98.4 | 127 | 65.1 | 116.28 | 21.76 |
| 3 1/2 | 13.3 | G, F | EU | NC38 | 88.9 | 9.35 | 98.4 | 127 | 61.9 | 116.28 | 21.9 |
| 3 1/2 | 13.3 | S,V,U | EU | NC38 | 88.9 | 9.35 | 98.4 | 127 | 54 | 116.28 | 22.22 |
| 3 1/2 | 15.5 | EU | NC38 | 88.9 | 11.4 | 98.4 | 127 | 65.1 | 16.28 | 24.67 | |
| 3 1/2 | 15.5 | X,D | EU | NC38 | 88.9 | 11.4 | 98.4 | 127 | 61.9 | 16.28 | 25.07 |
| 3 1/2 | 15.5 | G, F | EU | NC38 | 88.9 | 11.4 | 98.4 | 127 | 54 | 116.28 | 25.38 |
| 3 1/2 | 5. | S,V,U | EU | NC40 | 88.9 | 11.4 | 98.4 | 139.7 | 57.2 | 127.4 | 26.19 |
| 4 | 14 | EU | NC46 | 101.6 | 8.38 | 114.3 | 152.4 | 82.6 | 145.26 | 23.67 | |
| 4 | 14 | X,G,D,F | EU | NC46 | 101.6 | 8.38 | 114.3 | 152.4 | 82.6 | 145.26 | 24.12 |
| 4 | 14 | S,V,U | EU | NC46 | 101.6 | 8.38 | 114.3 | 152.4 | 76.2 | 145.26 | 24.46 |
| 4 1/2 | 13.75 | E | EU | NC50 | 114.3 | 6.88 | 127 | 168.3 | 95.3 | 153.99 | 23.65 |
| 4 1/2 | 16.6 | EU | NC50 | 114.3 | 8.56 | 127 | 168.3 | 95.3 | 53.99 | 27.51 | |
| 4 1/2 | 16.6 | X,G,D,F | EU | NC50 | 114.3 | 8.56 | 127 | 168.3 | 95.3 | 153.99 | 28.07 |
| 4 1/2 | 16.6 | S,V,U | EU | NC50 | 114.3 | 8.56 | 127 | 168.3 | 88.9 | 153.99 | 28.47 |
| 4 1/2 | 20 | E | EU | NC50 | 114.3 | 10.92 | 127 | 168.3 | 92.1 | 153.99 | 32.93 |
| 4 1/2 | 20 | X,G,D,F | EU | NC50 | 114.3 | 10.92 | 127 | 168.3 | 88.9 | 53.99 | 33.63 |
| 4 1/2 | 20 | S,V,U | EU | NC50 | 114.3 | 10.92 | 127 | 168.3 | 76.2 | 153.99 | 34.34 |
| 4 1/2 | 16.6 | IEU | NC46 | 114.3 | 8.56 | 119.1 | 158.8 | 82.6 | 145.26 | 27.36 | |
| 4 1/2 | 16.6 | X,G,D,F | IEU | NC46 | 114.3 | 8.56 | 119.1 | 158.8 | 76.2 | 45.26 | 27.73 |
| 4 1/2 | 16.6 | S,V,U | IEU | NC46 | 114.3 | 8.56 | 119.1 | 158.8 | 69.9 | 45.26 | 28.04 |
| 4 1/2 | 20 | E | IEU | NC46 | 114.3 | 10.92 | 119.1 | 158.8 | 76.2 | 45.26 | 32.94 |
| 4 1/2 | 20 | X,D | IEU | NC46 | 114.3 | 10.92 | 119.1 | 158.8 | 69.9 | 45.26 | 69 |
| 4 1/2 | 20 | G, F | [EU | NC46 | 114.3 | 10.92 | 119 1 | 158.8 | 63 5 | 45.26 | 33.97 |
| 4 1/2 | 20 | S,V,U | IEU | NC46 | 114. | 19. | 57 | 45.26 | 34.23 | ||
| 5 | 19.5 | IEU | NC50 | 127 | 9.19 | 130.2 | 168.3 | 95.3 | 53.99 | 31.79 | |
| 5 | 19.5 | X,D | IEU | NC50 | 127 | 9.19 | 130.2 | 168.3 | 88.9 | 53.99 | 32.58 |
| 5 | 19.5 | G, F | IEU | NC50 | 127 | 9.19 | 130.2 | 168.3 | 82.6 | 53.99 | 32.95 |
| 5 | 19.5 | S,V,U | IEU | NC50 | 127 | 9.19 | 130.2 | 168.3 | 69.9 | 53.99 | 33.6 |
| 5 | 19.5 | E | IEU | 5 1/2 FH | 127 | 9.19 | 130.2 | 177.8 | 95.3 | 170.66 | 33.22 |
| 5 | 9 5 | GDF | IEU | 5 1/2 FH | 127 | 9.19 | 130 2 | 177.8 | 95.3 | 70.66 | 33.61 |
| 5 | 19.5 | S,V,U | jaz EU | 5 1/2 FH | 127 | 9.19 | 130.2 | 184.2 | 88.9 | 170.66 | 34.89 |
| 5 | 25.6 | IEU | NC50 | 127 | 12.7 | 30.2 | 168.3 | 88.9 | 53.99 | 40.73 | |
| 5 | 25.6 | X,D | IEU | NC50 | 127 | 12.7 | 130.2 | 168.3 | 76.2 | 53.99 | 41.8 |
| 5 | 25.6 | G, F | IEU | NC50 | 127 | 12.7 | 130.2 | 168.3 | 69.9 | 53.99 | 42.11 |
| 5 | E | IEU | 5 1/2 FH | 127 | 12.7 | 130.2 | 177.8 | 88.9 | 170.66 | 42.14 | |
| 5 | 25.6 | X,D | IEU | 5 1/2 FH | 127 | 12.7 | 130.2 | 177.8 | 88.9 | 170.66 | 42.51 |
| 5 | 25.6 | G, F | IEU | 5 1/2 FH | 127 | 12.7 | 130.2 | 184.2 | 88.9 | 170.66 | 43.35 |
| 5 | 25.6 | S,V,U | IEU | 5 1/2 FH | 127 | 12.7 | 130.2 | 184.2 | 82.6 | 170.66 | 43.75 |
| 5 1/2 | 21.9 | E | IEU | 5 1/2 FH | 139.7 | 9.17 | 144.5 | 177.8 | 101.6 | 170.66 | 35.43 |
| 5 1/2 | 21.9 | X,D | IEU | 5 1/2 FH | 139.7 | 9.17 | 144.5 | 177.8 | 95.3 | 170.66 | 36.36 |
| 5 1/2 | 21.9 | G, F | IEU | 5 1/2 FH | 139.7 | 144.5 | 184.2 | 88.9 | 170.66 | 37.61 | |
| 5 1/2 | 21.9 | s,V,U | IEU | 5 1/2 FH | 139.7 | 9.17 | 44.5 | 190.5 | 76.2 | 80.18 | 39.27 |
| 5 1/2 | 24.7 | IEU | 5 1/2 FH | 139.7 | 10.54 | 144.5 | 177.8 | 101.6 | 170.66 | 39.19 | |
| 5 1/2 | 24.7 | XGDF | IEU | 5 1/2 FH | 39.7 | 10.54 | 144.5 | 184.2 | 88.9 | 70.66 | 41.32 |
| 5 1/2 | 24.7 | S,V,U | IEU | 5 1/2 FH | 139.7 | 10.54 | 144.5 | 190.5 | 76.2 | 180.18 | 42.97 |
| 5 7/8 | 23.4 | S,V,U | IEU | 5 1/2 FH | 149.22 | 9.17 | 152.4 | 184.15 | 76.2 | 170.66 | 40.01 |
| 5.875 | 26.3 | S,V,U | IEU | 5 1/2 FH | 149.22 | 10.54 | 152.4 | 190.5 | 82.55 | 180.19 | 44.49 |
| 6 5/8 | 25.2 | IEU | 6 5/8FH | 168.28 | 8.38 | 176.2 | 203.2 | 127 | 195.66 | 41.03 | |
| 6.625 | 25.2 | X,D | IEU | 6 5/8FH | 168.28 | 8.38 | 176.2 | 203.2 | 127 | 195.66 | 41.03 |
| 6 5/8 | 25.2 | GF | IE | 6 5/8FH | 168.28 | 8.38 | 176.2 | 209.6 | 120.7 | 195.66 | 42.6 |
| 6.625 | 25.2 | S,V,U | IEU | 6 5/8FH | 168.28 | 8.38 | 176.2 | 215.9 | 108 | 195.66 | 44.73 |
| 6 5/8 | 27.7 | IEU | 6 5/8FH | 168.28 | 9.19 | 176.2 | 203.2 | 127 | 195.66 | 43.79 | |
| 6.625 | 27.7 | X,G,D,F | IEU | 6 5/8FH | 168.28 | 9.19 | 176.2 | 209.6 | 120.7 | 195.66 | 45.35 |
| 6.625 | 27.7 | S,V,U | IEU | 6 5/8FH | 168.28 | 9.19 | 176.2 | 215.9 | 108 | 195.66 | 47.48 |