API fabryk fan rock roller cones bits IADC437 8.5 "foar boarjen
![IADC417 12.25mm tricone bit](http://www.chinafareastern.com/uploads/IADC417-12.25mm-tricone-bit.png)
Produkt Beskriuwing
![p1](http://www.chinafareastern.com/uploads/p1.jpg)
Metal Face fersegele TCI Drill Bit IADC437 8 1/2 "(215mm of 216mm) is foar sêfte formaasje goed boarring.
1> 8 1/2 "(215mm of 216mm) is in reguliere grutte yn djip goed boarjen lykas oalje en gas boarring, en it is ek in reguliere grutte yn horizontale rjochting pilot gat boarring.
De tried ferbining is 4 1/2 API REG PIN.
![IADC417 12.25mm tricone bit](http://www.chinafareastern.com/uploads/IADC417-12.25mm-tricone-bit.png)
Produkt Spesifikaasje
Basis spesifikaasje | |
Grutte fan Rock Bit | 8,5 ynm |
215.90 mm | |
Bit Type | TCI Tricone Bit |
Thread Connection | 4 1/2 API REG PIN |
IADC Code | IADC 437G |
Bearing Type | Journal Sealed Bearing mei Gauge Protection |
Bearing Seal | Elastomeer / rubber |
Heel beskerming | Beskikber |
Shirttail beskerming | Beskikber |
Circulation Type | Modder Circulation |
Boarjen Betingst | Rotary drilling, hege temperatuer boarjen, djip boarjen, motor boarjen |
Totale Tooth Count | 80 |
Gage Row Tosken Count | 33 |
Oantal Gage Rows | 3 |
Oantal ynderlike rigen | 7 |
Jounale hoeke | 33° |
Offset | 8 |
Operating Parameters | |
WOB (Weight On Bit) | 17.077-49.883 lbs |
76-222KN | |
RPM(r/min) | 300~60 |
Oanrikkemandearre boppeste koppel | 16.3-21.7KN.M |
Formaasje | Soft formaasje fan lege crushing ferset en hege drillability. |
![tafel](http://www.chinafareastern.com/uploads/Mill-tooth-tricone-bit1.png)
![foto](http://www.chinafareastern.com/uploads/p3.jpg)
![foto](http://www.chinafareastern.com/uploads/p4.jpg)
![API trije cones bit](http://www.chinafareastern.com/uploads/API-three-cones-bit.png)
![pdf](http://www.chinafareastern.com/uploads/pdf.png)