Drill Collar Lifting Sub
Features of Drill Collar Lifting Sub:
- API standard;
- An integral component made of alloy steel subject to heat treatment;
- Two types as per shoulder structure: sloping shoulder and straight shoulder;
- Normal overall length: 1200mm (or customized);
Specifications of Drill Collar Lifting Sub:
|
Nominal Size (mm/in.) |
I.D. (mm) |
Connection |
Drill Pipe O.D. (mm/in.) |
Elevate End O.D. (mm) |
|
73.0 / 2 7/8 |
31.8 |
NC23 |
79.4 / 3 1/8 |
111.1 |
|
44.5 |
NC26 |
88.9 / 3 1/2 |
||
|
88.9 / 3 1/2 |
44.0 |
NC31 |
104.8 / 4 1/8 |
127.0 |
|
50.8 |
NC35 |
120.7 / 4 3/4 |
||
|
68.3 |
NC38 |
127.0 / 5 |
||
|
127.0 / 5 |
71.4 |
NC44 |
152.4 / 6 |
168.3 |
|
158.9 / 6 1/4 |
||||
|
|
NC46 |
158.9 / 6 1/4 |
||
|
82.6 |
165.1 / 6 1/2 |
|||
|
|
171.5 / 6 3/4 |
|||
|
|
NC50 |
177.8 / 7 |
||
|
|
184.2 / 7 1/4 |
|||
|
|
NC56 |
196.8 / 7 3/4 |
||
|
|
203.2 / 8 |
|||
|
95.3 |
6 5/8REG |
209.6 / 8 1/4 |
||
|
|
NC61 |
228.6 / 9 |
||
|
|
7 5/8REG |
241.3 / 9 1/2 |
||
|
|
NC70 |
247.7 / 9 3/4 |
||
|
|
254.0 / 10 |
|||
|
|
NC77 |
279.4 / 11 |
Pictures of Drill Collar Lifting Sub:
Drill Collar Lifting Sub
Drill Collar Lifting Sub - Structure
Drill Collar Lifting Sub - Thread
(For further and more detailed product information, you are welcome to contact us at any time in any of the following ways.)
---------------------------------
Contact:
Aiphen ZHANG
Sales Manager
Chongqing Hi-Sea Marine Equipment Import & Export Co., Ltd.
Address: Unit 20-5, Building of Chongqing General Chamber of Commerce, No.2, Hongjin Street, Yubei District, Chongqing 401147, China
E-mail: oildept@hiseamarine.com
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