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Brand Name : FLRT
Model Number : 8 1/2" FA447G
Certification : API-7-1 , ISO 9001:2008
Place of Origin : China
MOQ : 10pcs
Supply Ability : 200pcs per quarter
Delivery Time : 5~45 workdays
Packaging Details : plywood box / iron box
Bearing Type : Rubber Sealed Journal Bearing
Cutting Material : TCI
Standard : API-7-1, ISO 9001:2008
Series : FA
Application 1 : Oil well drilling
Application 2 : Gas well drilling
Application 3 : Geothermal well drilling
8 1/2" FA447G , TCI Tricone Bit , IADC 447 , Sealed Journal Bearing
PRODUCT SPECIFICATIONGS
Bit Size : 8 1/2" ( 215.9mm )
IADC : 477
SERIES : FA
Cutting type : (TCI)Tungsten Carbide Insert
Connection thread : 4 1/2" API REG PIN
Nozzle Three jet(side) nozzles,
Bit Weight: 42 kgs
SIZE AVAILABLE
Form 7 7/8inch to 17 1/2inch
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
Types & IADC Code | 117 | 127 | 437 447 | 517 527 | 537 547 | 617 627 | 637
| |
WOB | KN/mm(Bit Dia.) | 0.35~0.8 | 0.35~0.9 | 0.35~0.9 | 0.35~1.0 | 0.45~0.95 | 0.45~1.1 | 0.5~1.1 |
Lb/in. (Bit Dia.) | 2000~4271 | 2000~5142 | 2000~5142 | 2000~5714 | 2571~5714 | 2571~6285 | 2857~6285 | |
Rotation Speed (Rpm) | 240~80 | 240~70 | 180~80 | 220~60 | 220~50 | 200~50 | 180~40 |
The above chart represents commonly available sizes and types, we do produce other sizes and types of rock bits which do not appear on this list. Please contact us for more information.
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8 1/2" FA447G , TCI Tricone Bit , IADC 447 , Sealed Journal Bearing Images |