Customization: | Available |
---|---|
Customized: | Customized |
Type: | Tricone Bit |
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Product
|
Size ( Inch )
|
IADC CODE
|
TCI Tricone Bit
|
3 7/8, 3 5/8, 4 1/2, 4 5/8, 5 1/2,
6 1/2, 6 3/4, 7 7/8, 8 1/2, 8 3/4,
9 1/2, 9 5/8, 9 7/8,10 5/8, 12 1/4,
13 3/4,14 3/4,14 5/8,17 1/2, 6, 16,
20, 22, 23, 24, 26
|
415, 417, 425, 427, 435,
437, 517, 525, 527, 535,
537, 547, 617, 627, 637,
647, 625, 635, 637, 712,
737, 837, 832
|
Steel Tooth Tricone Bit
|
3 7/8, 3 5/8, 4 1/2, 4 5/8, 5 1/2,
6 1/2, 6 3/4, 7 7/8, 8 1/2, 8 3/4,
9 1/2, 9 5/8, 9 7/8, 10 5/8, 12 1/4,
13 3/4, 14 3/4, 14 5/8, 17 1/2, 6, 16,
20, 22, 23, 24, 26
|
112, 115, 116, 117, 121,
127, 131, 137, 215, 216,
217, 311, 312, 315, 316,
317, 325, 327
|
IADC | WOB (KN/mm) |
RPM (r/min) |
Applicable Formations |
437/447/435 | 0.35~0.9 | 240~70 | Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk,gypsum,salt,soft limestone, etc. |
517/527/515 | 0.35~1.0 | 220~60 | Soft formations with low compressive strength and high drillability,such as mudstone,gypsum,salt,soft limestone, etc. |
537/547/535 | 0.45~1.0 | 220~50 | Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc. |
617/615 | 0.45~1.1 | 200~50 | Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc |
637/635 | 0.5~1.1 | 180~40 | Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc. |
Note: The upper limits of WOB and RPM in above table should not be used simultaneously. |