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Square/Hexagonal Rotary Kelly (Drill Kelly)

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US$ 1,000 - 10,000 MOQ: 1 Piece
Key Specifications
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Brand Name:
TIMAC
Model Number:
Z03/Z04
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Zhengzhou Timeway Machine Tool Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
China Port
Delivery Detail:
Delivery time depends on order quantity.

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Brand Name TIMAC
Model Number Z03/Z04

High Quality Square and Hexagonal Rotary Kelly For Oil-Field

Z03 Series     Z04 Series

Main Outlook

 Square/Hexagonal Rotary Kelly (Drill Kelly)

 

Summary

 

Summary

  • Kelly is the drive part of whole drill string, it transmit the torsional energy from the rotary table to the bit in the bottom of the hole. The precision-machined kelly is a heavy square or hexagonal steel bar supported by the swivel through the rotary table and connected to the first joint of drill pipe in the drill string.
  • Straightness is the key manufacturing process. Straightness is checked before, during and after each machining operation. Flats are precision-milled to API and NS-1 specifications. All milling is performed on specially designed rigid kelly mills. Each kelly is furnished with a pressed steel thread protectors.
Product Description

 

Features and Benefits:

  • Manufactured from AISI 4145H-modified, fully heat-treated alloy steel with a brinell hardness range of 285-341 and a minimum average charpy impact value of 40 ft-lbs;
  • Ends and drive sections, IDs and connections machined and inspected to API and NS-1 specifications;
  • Kelly bars ultrasonically inspected over full length and section;
  • Shipped in a protective steel-cased scabbard;

When ordering please specify:

  • Kelly type (square or hexagonal);
  • Nominal size and overall length;
  • Upper and lower connections;
Specifications List

 

Specifications -- Rotary Kelly

Nom Size(in)

Square Kelly

Product Code

Hexagonal Kelly

Product Code

Top Connection(LH)

Bottom Connection

I.D.(in)

Standard O.D.(in)

Optional O.D.(in)

Square O.D.(in)

Hex. O.D.(in)

Square

Hex.

2 1/2

Z03-130000

 

6 5/8 REGLH 7 3/4

4 1/2 REGLH 5 3/4

NC26 85.7

 

1 1/4

 

3

Z03-130100

Z04-130000

6 5/8 REGLH 7 3/4

4 1/2 REGLH 5 3/4

NC31 4 1/8

NC26 3 3/8

1 3/4

1 1/4

3 1/2

Z03-130200

Z04-130100

6 5/8 REGLH 7 3/4

4 1/2 REGLH 5 3/4

NC38 4 3/4

NC31 4 1/8

2 1/4

1 3/4

4 1/2

Z03-130300

Z04-130200

6 5/8 REGLH 7 3/4

4 1/2 REGLH 5 3/4

NC46 6 1/4

NC38 4 3/4

2 13/16

2 1/4

Z03-130400

Z04-130300

6 5/8 REGLH 7 3/4

4 1/2 REGLH 5 3/4

NC50 6 3/8

NC38 4 3/4

2 13/16

2 1/4

5 1/4

Z03-130500

Z04-130400

6 5/8 REGLH 7 3/4

 

5 1/2 FH 7

NC46 6 1/4

3 1/4

3

Z03-130600

Z04-130500

6 5/8 REGLH 7 3/4

 

NC56 7

NC50 6 3/8

3 1/4

3 1/4

6

 

Z04-130600

6 5/8 REGLH 7 3/4

 

 

5 1/2FH 7

 

3 1/2

 

Z04-130700

6 5/8 REGLH 7 3/4

 

 

NC56 7

 

3 1/2

 

Detailed Images

 

 

Nom Size(in)

Square Kelly

Product Code

Hexagonal Kelly

Product Code

Drive Section(in)

A

B

2 1/2

Z03-130000

 

3 1/4

 

3

Z03-130100

Z04-130000

3 3/8

3 3/8

3 1/2

Z03-130200

Z04-130100

4  7/16

4

4 1/2

Z03-130300

Z04-130200

5 1/2

4 4/5

Z03-130400

Z04-130300

5 1/2

4 4/5

5 1/4

Z03-130500

Z04-130400

6 3/4

5 29/32

Z03-130600

Z04-130500

6 3/4

5 29/32

6

 

Z04-130600

 

6 13/16

 

Z04-130700

 

6 13/16

 

 

Square/Hexagonal Rotary Kelly (Drill Kelly)

 

In our factory, we can produce special-use machine tools for oil-field, Including CNC or Non-CNC Oil Country Lathe(Pipe Thread Lathe), CNC or Non-CNC Deep Hole Boring and Drilling Machine, CNC Deep Hole Honing Machine, etc.

 

Oil Pipe Thread Lathe

Square/Hexagonal Rotary Kelly (Drill Kelly)
 

Deep Hole Machine

Square/Hexagonal Rotary Kelly (Drill Kelly)

Company Information

 

Square/Hexagonal Rotary Kelly (Drill Kelly)Square/Hexagonal Rotary Kelly (Drill Kelly)

Certifications

 

Square/Hexagonal Rotary Kelly (Drill Kelly)

 

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Zhengzhou Timeway Machine Tool Co., Ltd.
Business Type
Manufacturer, Trading Company
Year Established
2010
Factory Size
Below 1,000 square meters
Total Employees
301 - 500 People
Contact Supplier Request Quote Chat Now

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