Product Details
Tricone bit is made by steel body and teeth. The steel teeth tricone bit is also called milled teeth tricone rock bit. Milled teeth tricone bit is used for soft to medium hard rocks.
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Product name: Milled teeth tricone bit
Material: Steel
Process: Milling and maching
Rock formation: Soft to medium hard rocks
Application: Water well drilling and oil exploration
Usage: Hole drilling
IADC code: 116, 126,136, 216, 316, 346
Bearing type: Journal sealed bearing bit
Size: 5 7/8" to 17 1/2"
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Button bit is made by tungsten carbide teeth and steel. The tungsten carbide buttons is inserted to the drill bit head as the cutting teeth. It is used for hard rocks.
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Product name: TCI button bit
Material: Tungsten carbide and steel
Process: Forging
Rock formation: Hard rocks
Application: Water well drilling and oil exploration
Usage: Hole drilling
Button shape: Conical buttons and insert buttons, etc
IADC code: 437, 517, 537,617, 637
Bearing type: Sealed roller bearing and journal bearing
Size: 5 7/8" to 17 1/2"
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Specifications of tricone rock bit
Size |
Type(IADC) |
API Thread size(Inch) |
Net weihgt(kg) |
In |
mm |
5 7/8 |
149.2 |
517 257 537 547 617 |
3 1/2 |
18 |
6 |
152.4 |
517 257 537 547 617 |
3 1/2 |
19.5 |
7 7/8 |
200.0 |
517 257 537 547 617 627 637 |
4 1/2 |
29.5 |
8 1/2 |
215.9 |
117 127 437 517 527 537 547 617 |
4 1/2 |
38 |
9 1/2 |
241.3 |
117 127 437 447 517 527 537 547 617 |
6 5/8 |
57.5 |
121/4 |
311.1 |
117 127 437 447 517 527 537 547 617 |
6 5/8 |
97 |
13 1/8 |
333.4 |
117 127 437 447 517 527 537 547 617 |
6 5/8 |
120 |
14 3/4 |
374.7 |
117 127 437 447 517 527 537 547 617 |
7 5/8 |
160 |
16 |
406.4 |
117 127 437 447 517 527 537 547 617 |
7 5/8 |
205 |
17 1/2 |
444.5 |
117 127 437 447 517 527 537 547 617 |
7 5/8 |
255 |
IADC code and related parameters
IADC |
Parameters |
Rock formation |
Wob(kn/mm) |
Rpm(r/min) |
116 117 |
0.35-0.8 |
150-80 |
Low compressive strength extremely soft formation of high
drillability, such as clay, mudstone, chalk
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126 127 |
0.35-0.9 |
150-70 |
Low compressive strength soft formation of high drillability,
such as Mudstone, gypsum, salt rock, soft shale, soft
limestone
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136 137 |
0.35-1.0 |
120-50 |
Low compressive strength soft to medium soft formation of
high drillability such as anhydrite, soft shale, medium soft
limestone,medium soft sandstone soft formations
interlayer
|
216 217 |
0.4-1.0 |
100-50 |
High compressive strength medium soft formations , such
as soft shale, anhydrite, soft limestone, medium soft
sandstone and has a interlayer
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246 247 |
0.4-1.0 |
80-50 |
High compressive strength medium hard formations such
as abrasive shale, limestone, sandstone, dolomite and
anhydrite,
marble
|
417 437 447 |
0.35-0.9 |
150-70 |
Low compressive strength and high drill ability of extremely
soft stratum, such as clay, shale, gypsum and halite, soft
shale, soft limestone
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517 527 |
0.35-1.0 |
140-50 |
Low compressive soft formations, such as mudstone, gypsum,
salt rock, soft shale, soft limestone
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537 547 |
0.45-1.0 |
120-50 |
Low compressive strength of soft to medium formation,
softshale, medium soft limestone, medium soft
sandstone, and there are hard abrasive sandwich
middle stratum
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617 627 |
0.45-1.1 |
90-50 |
High compressive strength of medium hard formations,
such as sandstone, limestone, dolomite, hard shale
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637 |
0.5-1.2 |
80-40 |
High compressive strength of hard formations, such as
sandstone, limestone, dolomite and anhydrite, marble
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Packaging and shipping
Packaging for tricone bit is in wooden box packaging, 1 piece is in one wooden box.
Samples are shipped by express, batch products are shipped by sea or by air.
Delivery: 1-7 days for sample, batch products depend on the order quantity.
http://www.tydrillbits.com/