hard rock drilling seal roller bearing 7 1/2"iadc 537 HF tci tricone drill bits

FOB Reference Price:Get Latest Price
US $500-3,600 / Piece | 1 Piece/Pieces roller cone bits (Min. Order)
Supply Ability:
1000 Piece/Pieces per Month tricone drill bits
Port:
Tianjin
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Overview
Quick Details
Place of Origin:
Hebei, China (Mainland)
Brand Name:
Deris
Model Number:
HF537~HF737
Type:
Center Drill Bit
Material:
Tungsten Carbide
Use:
Well Drilling
bearing type:
journal bearing
material:
tungsten carbide insert
sealed type:
metal sealing
IADC:
537~737
size:
7 7/8"~12 1/4"
API pin:
4 1/2"~6 5/8"
Process:
Forging
maximum drilling depth:
2000m
rotary speed:
200~80rpm
certification:
ISO9001
Packaging & Delivery
Packaging Details
wooden box tricone drill bits
Delivery Time
within 7days

hard rock drilling seal roller bearing 7 1/2"iadc 537 HF tci tricone drill bits

 

Product Description

 What is product Specification                                                  

 Basical Specification
 Size of Rock Bit7 1/2"(190.5mm)
Thread Connection4 1/2" Reg Pin 
IADC Code 537G
Bearing type Rubber /Metal sealed journal bearing 
Feature Gauge protect 
Operating Parameters
Weight on Bit 0.50~1.05KN/mm(Bit Dia.)
Rotary speed 20~40(r/min)
Formation  
How to aplication of TCI tricone bit                                          

IADC

WOB

(KN/mm)

RPM

(r/min)

Applicable Formations

417/437/

 447/415/435

0.35~0.9

150~70

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

140~60

Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc.

537/547/535

 0.45~1.0

120~50

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

90~50

Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc

637/635

  0.5~1.2

80~40

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.

 



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Our Factory

 Company information 

Hejian Deris Petroleum drilling equipment Co., Ltd is a professional manufacturer and supplier which has rich experience in drilling well line. 

 

Our products include TCI Tricone bit, Steel tooth tricone bit, PDC bit (marix & steel body), Hole opener (HDD Reamer bit ), Single bit, Drag bit, PDC cutter, Drilling pipe etc.

 

We have won strong reputation in oil & gas industries construction, geothermal, water well and mining all over the world.

  

Welcome to visit our factory 

 

 

Contact Us

How to contact with us ?                                                             

Send your inquiry Detail in the below for free sample Click "send"now ".... below chat now " choice Jenny Shen 

Certifications

 

 

Drag bit 

hole opener

 

Packaging & Shipping