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Hejianshi Tengda Petroleum Supplies Co.,Ltd
Hejianshi Tengda Petroleum Supplies Co.,Ltd  

Gold Index: 19125

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TCI rock bit for oil 

Price: 500.0~8000.0 RMB 
Payment Terms: T/T 
Place of Origin: Hebei, China (Mainland) 
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Product Detail

Model No.: TH637
Production Capacity: 500pieces per month
Delivery Date: 7 days after deposit
Style: Others
insert rock bit: rock bit
size: 3-3/4''-26''
Means of Transport: Ocean,Land
Packing: in wooden box or iron box
Type: Others
Brand Name: TENGDA
drill roller bit: buttion drill bit
export market: global

1.Homework diameter size:12-1/4inch
2.Connection thread size:4-1/2
3.Cutting teeth specifications:1613

TH637 TCI rock bit for oil


type
IADC
Code
Applicable formation
Main characteristics of the bit
Recommended parameters
Cutting structure
Normal WOB
KN/mm(bit dia.)
Rotary Speed(rpm)
TH437
437
Very soft with low compressive strength and high drillability,such as(clay,loose sandstone,soft mudstone,salt bed,etc)
Large dia,scoop chisel tngsten carbide compacts,high compact exposure.
0.50-0.70
150-60
TH447
447
Very soft to soft with low compressive strength such as,(clay, shale, stansstone,salt bed and soft limestone etc.)
Large dia conical and conical scoop chisel tungsten carbide compacts,high compact exposure.
0.50-0.70
150-60
TH517
517
Soft with low compresive strength and high drillability,such as mudstone,shale,salt bed,standstone and soft limestone,etc.
Large dia scoop chisel tungsten carbide compacts
0.50-0.90
100-45
TH527
527
Soft with thin &hard stringers,such as salt bed,mudstone,sandstone,soft limestone and hard shale,etc.
Conical and conical scoop chisel tungsten carbide compacts.
0.50-0.90
100-45
TH537
537
Soft to medium soft with low compressive strength,such as hard shale,mudstone,soft limestone and sandstone,etc.
The inner row compacts are scoop chisel ,and heel row are wedge compacts.
0.60-0.90
80-40
TH547
547
Soft to nedium soft with harder & abrasive stringers,such as hard shale,mudstone,soft limestone and sandstone,etc.
Conical compacts in inner row, spherical compacts in outer row,with on more row of compacts than TH537
0.60-0.90
80-40
TH617
617
Medium hard with high compressive srength,such as limestone,dolomit,hard shale and sandstone,etc.
The inner row compacts are conical and heel are blunt wedge compacts
0.7-1.00
60-45
TH627
627
Medium hard with high compressive strength and hard streaks,such as limestone,dolomite,hard sandy formation and sandstone,etc.
Conical compacts in inner row,spherical tungsten caride compacts in heel row.
0.8-1.00
55-45
TH637
637
Medium hard with high compressive strength and abrasiveness,such as limestone,hard sandstone and chert,etc.
Conical compacts in inner row,spherical tungsten caride compacts in heel row.
0.8-1.00
55-45
TH737
737
Hard with high abrasiveness, such as hard limestone,dolomite,hard sandstone and chert,etc.
Spherical compacts in rose row and heel row,conical spherical compacts in inner row
0.8-1.00
60-45
TH838
838
Very hard with high compresive abrasiveness,such as quartzite,sandy quartzite,chert,and basalt etc.
Spherical tungsten carbide compacts in each row
1.10-1.30
60-45

Mr. jesonding
 Mr. jesonding

Tel: 86-317-3229226
Fax: 86-317-3226086
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Company Info

Hejianshi Tengda Petroleum Supplies Co.,Ltd [China (Mainland)]


Business Type:Manufacturer, Trading Company
City: Cangzhou
Province/State: Hebei
Country/Region: China (Mainland)

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