Okwu mmalite Tricone Bits
Tricone bit bụ ngwá ọrụ dị mkpa maka igwu mmanụ.Ọrụ ya na-arụ ọrụ na-emetụta àgwà mkpọ ala, ịrụ ọrụ nke ọma na ọnụ ahịa mkpọpu.Roller bit: Enwere ike kewaa ya n'ime otu cone, cone abụọ, tri cone na multi cone ibe n'ibe dị ka ọnụ ọgụgụ nke cutter.Tricone bit bụ ihe a na-ejikarị eme ihe n'ụlọ na ná mba ọzọ. A na-ejikarị ngwaahịa anyị eme ihe na: ịkụ ala mmanụ, olulu mmiri, ikuku gas, ikpo ọkụ nke geothermal, ikpo ọkụ ikuku, nchọpụta coal mine, Ngwuputa, ihe owuwu akwa, wdg. Anyị nwere ngwaahịa dị iche iche nke gụnyere DTH bits, tricone bits, PDC drill bits, diamond coring bits, mmiri olulu mmiri, mmanụ mmanụ, mgbịrịgba m, ọkpọkọ ọkpọkọ, ihe ndị na-egwupụta ihe na ngwá ọrụ.Nabata ndị ahịa ọhụrụ na ndị ochie ka ha kparịta imekọ ihe ọnụ.
Ngwa Tricone Bits
Tebụl nke nhazi ọkwa siri ike na nhọrọ bit
| Roller cone bit | Koodu IDC nke diamond bit | Nkọwa nhazi | Ụdị nkume | Ike mkpakọ (Mpa) | ROP(m/h) |
| Koodu IDC | |||||
| 111/124 | M/S112~M/S223 | Dị nro nke ukwuu: nguzobe dị nro na-arapara n'ahụ nwere ike mkpakọ dị ala. | Ụrọ Nkume siltstone nkume ájá | <25 | >20 |
| 116/137 | M/S222~M/S323 | Soft: nro guzobe na obere mkpakọ ike na elu drillability. | Nkume ụrọ Marl Lignite nkume ájá | 25-50 | 10 ~ 20 |
| 417/527 | M/S323~M/S433 | Ọkara dị nro: nguzobe dị nro ruo ọkara nwere ike mkpakọ dị ala na steak. | Nkume ụrọ Marl Lignite Nkume aja Nkume siltstone Anhydrite Tuff | 50-75 | 5-15 |
| 517/537 | M322-M443 | Ọkara: Ọkara ruo nguzobe siri ike nwere ike mkpakọ dị elu yana ogologo abrasive dị mkpa. | Nkume apịtị Nkume gbara ọchịchịrị acha anụnụ anụnụ | 75-100 | 2 ~ 6 |
| 537/617 | M422-M444 | Ọkara siri ike: nguzo siri ike na oke nwere ike mkpakọ dị elu na abrasiveness ọkara. | Nkume gbara ọchịchịrị Shale siri ike Anhydrite Nkume aja Dolomite | 100-200 | 1.5-3 |
Nha nha nha Tricone Steel
| Nha oge niile | IDC oge niile | API Reg Pin | Torque etemeete(Nm) |
| 3 7/8" (98.4mm) | 126/216/637 | 2 3/8 | 4100-4700 |
| 4 5/8" (117.4mm) | 126/216/517/537/637 | 2 7/8 | 6100-7500 |
| 5 1/4" (133.3mm) | 126/216/517/537/637 | 3 1/2 | 9500-12200 |
| 5 5/8" (142.8mm) | 126/216/517/537/637 | 3 1/2 | 9500-12200 |
| 5 7/8" (149.2mm) | 126/216/517/537/637 | 3 1/2 | 9500-12200 |
| 6" (152.4mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500-12200 |
| 6 1/4" (158.7mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500-12200 |
| 6 1/2" (165mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500-12200 |
| 7 1/2" (190mm) | 126/216/517/537 | 4 1/2 | 16300-21700 |
| 7 5/8" (193mm) | 126/216/517/537 | 4 1/2 | 16300-21700 |
| 7 7/8" (200mm) | 126/216/517/537 | 4 1/2 | 16300-21700 |
| 8 1/2" (215.9mm) | 117/127/217/437/517/537/617/637 | 4 1/2 | 16300-21700 |
| 9 1/2" (241.3mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000-43400 |
| 9 7/8" (250.8mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000-43400 |
| 10 5/8 (269.8mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000-43400 |
| 11 5/8 (295.3mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000-43400 |
| 12 1/4" (311.1mm) | 114/127/217/437/517/537/617/637 | 6 5/8 | 38000-43400 |
| 13 5/8" (346.0mm) | 127/217/517/537/617/637 | 6 5/8 | 38000-43400 |
| 14 3/4" (374.6mm) | 127/217/517/537/617/637 | 7 5/8 | 46100-54200 |
| 17 1/2" (444.5mm) | 114/115/125/215/515/535/615/635 | 7 5/8 | 46100-54200 |
| 26" (660.4mm) | 114/115/125/215/515/535/615 | 7 5/8 | 46100-54200 |
| Ọnụ ego kacha nta | N/A |
| Ọnụ ahịa | |
| Nkọwa nkwakọ ngwaahịa | Ngwungwu mbupu ọkọlọtọ |
| Oge Mbuga ozi | 7 ụbọchị |
| Usoro ịkwụ ụgwọ | T/T |
| Ikike inye | Dabere na usoro zuru ezu |
