21.03.2013 Views

String Book - Logan Oil Tools

String Book - Logan Oil Tools

String Book - Logan Oil Tools

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

70<br />

tUBing maKe-Up torQUe<br />

hyDRIL CFJ-p tuBIng MInIMuM MAkE-up toRQuE *<br />

o.D. Weight grade — torque (ft-Ib)<br />

(in) (Ib/ft) J-55 C-75, L-80, n-80 & p- 05<br />

2.375 4.7 & 5.3 800 1,100<br />

2.875 6.5 1,100 1,500<br />

3.500 9.3 & 10.3 1,500 1,900<br />

4.000 11.0 2,000 2,700<br />

4.500 12.75 3,000 4,000<br />

5.000 23.2 4,500 6,000<br />

* Data reprinted from Hydril Company 1984 Catalogue. Hydril recommends using a figure<br />

of 12-1/2% over minimum to ensure that minimum torque is obtained, since many factors<br />

influence torque application. Torque should never exceed 25% over minimum.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!