18.11.2014 Views

STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

732 Drilling and Well Completions<br />

Table 4-75<br />

Recommended Makeup Torque [38]<br />

RECOMMENDED MAKEUP TORQUE (ft-lb) 1% Note 21<br />

1%<br />

ZSOM<br />

3-<br />

2Wt<br />

3lWt<br />

ZSlOt<br />

2MO<br />

401<br />

Swot 3*0f am<br />

SI 49001 4200 106<br />

Jv. 5200- -4200 29W<br />

41001 1300t<br />

APlllC 35<br />

4%<br />

-<br />

10000<br />

5v.<br />

5%<br />

4li<br />

5%<br />

VI N.C. 44<br />

NOTE:<br />

1 The calculations tor recommended makeup toque assume the use 01 a lhread compound containng<br />

40% 10 60% by weight of finely powdered metaIIIc zm, or 60% by welghlol !neb powdered melallffi<br />

lead, applied thomughly to all threads and shoulders, the use 01 the modified jackscrew formula as<br />

shown in the IADC Drilling Manual and the API Spec RP 7G (latest addtlnn). and a unit stress of<br />

62,500 psi in the box or pn. whichever IS weaker<br />

2 Normal toque range - tabulated mlnunum value to 10% greater Largest diameter shown for e8Ch<br />

conneclion is the maxmum recommended for that connection I1 the conneclnns are used on dnll<br />

collars larger than the maximum shown. imrease tha toque values shown by 10% lor a mnimurn value

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

Saved successfully!

Ooh no, something went wrong!