Oil And Gas Tools And Equipment Non Magnetic API Spiral Petroleum Drill Collars

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High quality API Drill Collars for oilfield using , Drilling String

 

Specifications:

 

Drill Collars  Parameter

Size OD

Bore

Connection

Weight (kg)

Bevel

(in/mm)

(in/mm)

Type

30 feet

31 feet

Diameter

3 1/8 (79.4)

1 1/4 (31.8)

NC23

296

306

76.2

3 1/2 (88.9)

1 1/2 (38.1)

NC26

358

370

82.9

4 1/8 (104.8)

2 (50.8)

NC31

469

485

100.4

4 3/4 (120.7)

2 (50.8)

NC 35

629

650

114.7

5 (127)

2 1/4 (57.2)

NC38

716

740

121

6 (152.4)

2 1/4 (57.2)

NC44

1114

1151

144.5

6 (152.4)

2 13/16 (71.4)

4 1/2 FH

1011

1045

144.5

6 1/4 (158.8)

2 1/4 (57.2)

NC46

1224


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Beijing Ocean Renda Petroleum Equipment Co., Ltd.
Supply and Marketing Cooperative Foreign Trade Building, Beijing, China (Mainland)
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