High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale

Product Details
Customization: Available
Customized: Customized
Surface Treatment: Painting
Diamond Member Since 2021

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  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
  • High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
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Basic Info.

Model NO.
API SPEC 7-1
Type
Spiral Drill Collar
Standard
API
Usage
Oil Mining, Well Drilling
Material
AISI4145h
Weight (Kg)
200
Condition
New
Local Service Location
None
Keyword
Kelly Drill Pipe
Use
Well Drilling
Dimension(L*W*H)
2000*150*150mm
End Protector
Plastic Pipe Cap
Certification
API
Warranty of Core Components
1 Year
Surface
Painting
Applicable Industries
Energy & Mining
Marketing Type
Ordinary Product
Core Components
Bearing, Gear, Pump
Features
Safe and Stable
Machinery Test Report
Provided
Transport Package
Iron Shelves
Specification
Up to the quantities
Trademark
GOLDENMAN
Origin
Shandong, China
HS Code
843143
Production Capacity
1000pieces/Year

Product Description

DRILL COLLAR
High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
 
 
Drill Collar

-Purpose: Meticulously engineered to add essential weight to the drill bit, ensuring unwavering contact with the geological formation. It enhances the stability of the drill string, optimizing drilling performance with precision and reliability.

-Specifications:
1) Size: Offers an extensive range with outer diameters from 3-1/8" to 11", accompanied by standard lengths of 31 feet, catering to diverse drilling needs.
2) Material: Crafted from superior alloy steel, boasting high yield strength to withstand challenging drilling conditions.
3) Weight: Notably more substantial than drill pipe, with a specific gravity of approximately 7.8, providing the necessary heft for optimal drilling efficiency.
4) Thread Connections: Equipped with API Regular or other premium threads to ensure seamless and secure connections throughout drilling operations.

-Features:
1) Spiral grooves specifically designed to prevent differential sticking, enhancing operational efficiency and safety.
2) Non-magnetic drill collars, ideal for use with sensitive directional tools, ensuring precise and accurate drilling guidance.
Drill collar specifications
Nominal Size
OD
ID
Length
Bevel Dia. mm
Bending Strength Ratio
mm
in
mm
in
mm
NC31-41(2-7/8IF)
104.8
4-1/8
50.8
2
9150
100.4
2.43:1
NC35-47
120.7
4-3/4
50.8
2
9150
114.7
2.58:1
NC38-50(3-1/2IF)
127
5
57.2
2-1/4
9150
121
2.38:1
NC44-60
152.4
6
71.4
2-13/16
9150/9450
144.5
2.84:1
NC44-62
158.8
6-1/4
57.2
2-1/4
9150/9450
149.2
2.91:1
NC46-62(4IF)
158.8
158.8
71.4
2-13/16
9150/9450
150
2.63:1
NC50-70(4-1/2IF)
177.8
7
57.2
2-1/4
9150/9450
164.7
2.54:1
NC56-77
196.8
7-3/4
71.4
2-13/16
9150/9450
185.3
2.70:1
6-5/8REG
209.6
8-1/4
71.4
2-13/16
9150/9450
195.7
2.93:1
NC61-90
228.6
9
71.4
2-13/16
9150/9450
212.7
3.17:1
We can supply full size drill collar with API 5D/5DP, Please leave a message for consultation.
 
Drill pipe
 
 
Size(in)
OD of Pipe Body(mm)
Wall Thickness of Pipe Bodymm
2.3/8" to 6.5/8"
60.32-168.28
7.11-12.70
 
 
 
High-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
 
 
 
 
High-Quality API Spiral Non-Magnetic Drill Collar for WholesaleHigh-Quality API Spiral Non-Magnetic Drill Collar for Wholesale
 

 

 
 
 
 

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