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Luhai Energy Co.,Ltd
Luhai Energy Co.,Ltd  

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Kelly /square kelly /drill string 

Price: 10.0 USD 
Payment Terms: T/T,L/C 
Place of Origin: Beijing, China (Mainland) 
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Product Detail

Means of Transport: Ocean,Air

LUHAI provides square Kelly and hexagonal Kelly which is manufactured strictly according to API Spec7-1 and SY/T6509-2000 standard.

Size(in)

Top Connection(LH)

Bottom Connection

I.D. (in)

Drive Section (in)

Standard O.D.(in)

Optional O.D.(in)

Square O.D.(in)

Hex. O.D.(in)

Square

Hex.

A

B

2-1/2

6-5/8REG     7-3/4

4-1/2REG    5-3/4

NC26    85.7


1-1/4


3-2/7


3

6-5/8 REG    7-3/4

4-1/2REG    5-3/4

NC31    4-1/8

NC26    3-3/8

1-3/4

1-1/4

4

3-3/8

3-1/2

6-5/8 REG    7-3/4

4-1/2REG    5-3/4

NC38  4-3/4

NC31    4-1/8

2-1/4

1-3/4

4-1/2

4

4-1/4

6-5/8REG    7-3/4

4-1/2REG    5-3/4

NC46  6-1/4

NC38    4-3/4

2-4/5

2-1/4

5-4/7

4-4/5

6-5/8 REG    7-3/4

4-1/2REG    5-3/4

NC50  6-3/8

NC38    4-3/4

2-4/5

2-1/4

5-4/7

4-4/5

5-1/4

6-5/8 REG    7-3/4


5-1/2FH 7

NC46    6-1/4

3-1/4

3

7

6

6-5/8 REG    7-3/4


NC56     7

NC50    6-3/8

3-1/4

3-1/4

7

6

6

6-5/8 REG    7-3/4



5-1/2FH    7


3-1/2


6-4/5

6-5/8 REG    7-3/4



NC56      7


3-1/2


6-4/5


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Tel: 86-10-58677865
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Company Info

Luhai Energy Co.,Ltd [China (Mainland)]


Business Type:Manufacturer
City: Beijing
Province/State: Beijing
Country/Region: China (Mainland)

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