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  • 商品名称: 8 1/2“ FA126 Steel Tooth Tricone Bit
  • Model Number: FA126
  • Series: FA
  • Cutting Material: Steel Tooth
  • Bearing Type: Rubber sealed journal bearing
  • Body Type:
  • Application: Well drilling, Mining, Exploration, HDD, Trenchless
  • Certification / Standard: API 7-1,ISO 9001:2008

8 1/2“ FA26 Steel Tooth Tricone Bit

 

PRODUCT SPECIFICATIONS
Bit Size: 8 1/2inch(215.9mm)
IADC: 1 2 6
SERIES: FA
Tooth type: (ST)Tungsten Carbide Insert
Connection: 4 1/2inch API REG PIN
Nozzle: three jet(side) nozzles
Bit Weight: 38kgs

 

RECOMMENDED ROCK FORMATIONS
Adapted to be used in very soft to medium soft with low compressive strength and high drillability (mudstone, loose sands, soft limestone, shale, etc.)

 

SIZE AVAILABLE
From 5 7/8inch to 18 1/2inch

 

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION

 Types & IADC Code

 116

 117

 126

 127

 136

 137

 216

 217

 246

 247

 326

 327

 WOB  KN/mm(Bit Dia.)  0.48~1.0  0.48~1.0  0.48~1.0  0.4~1.0  0.4~1.0  0.55~0.85
 Lb/in. (Bit Dia.)  2742~5714  2742~5714  2742~5714  2285~5714  2285~5714  3140~4860
 Rotation Speed (Rpm)  160~80  150~70  130~60  100~60  80~50  60~45

 

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.