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The circulating sub is a specialized tool for circulating drilling fluid when running in casing on the way or finishing running casing down hole.According to actual needs.there are circulating sub with casing thread and circulating sub with union thread.
Specifications and parameters of circulating Sub
drilling pipe box thread casing thread borehole length(mm)
NC38 5¡åBTC 57 400
5¡åLTC
5¡åSTC
NC38 5¡åBTC 57 400
5-1/2¡åLTC
5-1/2¡åSTC
NC50 7¡åBTC 71 460
7¡åLTC
7¡åSTC
NC50 9-5/8¡åBTC 71 460
9-5/8¡åLTC
9-5/8¡åSTC
NC50 10-3/4¡åBTC 71 480
10-3/4¡åLTC
10-3/4¡åSTC
NC50 13-3/8¡åBTC 71 480
13-3/8¡åLTC
13-3/8¡åSTC |
| Company: |
Mudanjiang Dongxu Machierny Co.,Ltd
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| Contact: |
Ms. Grace Wang |
| Address: |
Dongxu2st, No5. Aimin District |
| Postcode: |
157011 |
| Tel: |
86 453 6187299 |
| Fax: |
86 453 6290768 |
| E-mail: |
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