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roller cone drill bit
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Basical Parameter Bit Size 12 1/4"(311.1MM) IADC Code 537 Connection 6 5/8"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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Basic Parameters Bit Size 8 1/2"(215.9MM) IADC Code 547 Connection 4 1/2"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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Basic Parameters Bit Size 7 1/2"(190.5MM) IADC Code 537 Connection 4 1/2"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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Bacical Parameters Bit Size 8 1/2"(215.9MM) IADC Code 537 Connection 4 1/2"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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Technical Parameters Bit Size 12 1/4"(311.1MM) IADC Code 537 Connection 6 5/8"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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Technical Parameters Bit Size 8 1/2"(215.9MM) IADC Code 537 Connection 4 1/2"API reg pin Nozzle Qty 3NZ Make up Torque(KN.m) 16.3~21.7 Operating ...
2024-12-09 12:23:58
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... Bit How to choose a model IADC Rock formation WOB (KN/mm) PRM(r/min) 116/117 Low compressive strength, high drill-ability and extremely soft ...
2024-12-09 13:48:32
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... 180~80 126/127 Low compressive strength, high drill-ability and soft formation, like shale, clay, soft limestone, salt rock, etc. 0.35~1.00 180~80 ...
2024-12-09 13:49:05
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... 180~80 126/127 Low compressive strength, high drill-ability and soft formation, like shale, clay, soft limestone, salt rock, etc. 0.35~1.00 180~80 ...
2024-12-09 13:49:05
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... 180~80 126/127 Low compressive strength, high drill-ability and soft formation, like shale, clay, soft limestone, salt rock, etc. 0.35~1.00 180~80 ...
2024-12-09 13:50:00
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