API pabrik rock roller cones bit IADC437 8.5″ kanggo pengeboran
Deskripsi Produk
Metal Face Sealed TCI Drill Bit IADC437 8 1/2 "(215mm utawa 216mm) kanggo pengeboran sumur tatanan alus.
1> 8 1/2 "(215mm utawa 216mm) minangka ukuran biasa ing pengeboran sumur jero kaya pengeboran sumur minyak lan gas, lan uga ukuran biasa ing pengeboran lubang pilot arah horisontal.
Sambungan thread punika 4 1/2 API REG PIN.
Spesifikasi Produk
| Spesifikasi Dasar | |
| Ukuran Rock Bit | 8,5 in |
| 215,90 mm | |
| Tipe Bit | TCI Tricone Bit |
| Sambungan Utas | 4 1/2 API REG PIN |
| Kode IADC | IADC 437G |
| Tipe Bearing | Journal Sealed Bearing karo Proteksi Gauge |
| Bearing Seal | Elastomer/Karet |
| Proteksi Tumit | kasedhiya |
| Shirttail Protection | kasedhiya |
| Tipe Sirkulasi | Sirkulasi Lumpur |
| Kondisi Pengeboran | Pengeboran Rotary, pengeboran suhu dhuwur, pengeboran jero, pengeboran motor |
| Total Teeth Count | 80 |
| Gage Row Teeth Count | 33 |
| Jumlah Larik Gage | 3 |
| Jumlah Larik Batin | 7 |
| Jounal Angle | 33° |
| Offset | 8 |
| Parameter operasi | |
| WOB (Bobot On Bit) | 17,077-49,883 lbs |
| 76-222KN | |
| RPM(r/min) | 300~60 |
| Dianjurake torsi ndhuwur | 16.3-21.7KN.M |
| Formasi | tatanan alus saka resistance crushing kurang lan drillability dhuwur. |
