Product Details:
Payment & Shipping Terms:
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| Material: | High Manganese Steel, 15CrNi4Mo | Formation: | Medium Hard And Hard Formation |
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| WOB(KN/MM): | 0.70~1.20 | Use: | Piling Projects |
| Size: | 8 1/2inch 215.9mm | Gague Protection: | Tungsten Carbide |
| Nozzle: | According To Customer Requirements |
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IADC code |
WOB (KN/mm) |
RPM (r/min) |
Applicable Formations |
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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. |
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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. |
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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. |
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617/615 |
0.45~1.1 |
200~50 |
Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc |
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637/635 |
0.5~1.1 |
180~40 |
Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc. |
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Note: The upper limits of WOB and RPM in above table should not be used simultaneously. |
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| Fumigation wooden box Cardboard box for tricone palm | Air transport Sea transportation for triocne palm |
•the most widely used tricone drill bit in all fields
Our products are widely used in water well,deep wells,mining,directional drilling,oil Gas
drilling,hot spring,construction,piling ect.
Our company has invested and built technologically-advanced, complete and well-equipped production lines of tricone drill drill and PDC drill, and has formed large-scale production of various types of petroleum and geological drill bit from 41/2 "to 26".
Our products are strictly produced and inspected in accordance with the industry's highest
technical quality standards and API specifications and have been sold to many domestic and foreign oil fields, mines.
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Q:Are you a factory or trading company?
A:we are a factory
Q:where is your factory located? How can I visit there?
A:our factory is located in Hejian City China
You can fly to Beijing are warmly welcome to visit us!
Q:How can I get some samples?
A: we are honored to offer you samples
Q:How does you factory do regarding quality control?
A:Quality is priority we always attach great importance to quality controlling
from to the very end. Our factory has gained CE,SGS,ISO authentication
Trade Terms:
1.payment:T/T, Western Union. paypal.30%deposits,70%balance before delivering
2.Delivery Time:7-15 days
3.MQQ:2PCS
