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The
torque values shown in the table below apply only to current API 6A integral
connectors.
For Torque Values for API 17D
Integral and Swivel Flanges, Click Here.
For Torque Values for WOODCO
USA Clamps for API 16A Hubs, Click Here.
These
torques assume undamaged bolts, clean conditions and smooth bearing
surfaces.
| Stud Diameter |
5/8" |
3/4" |
7/8" |
1" |
1-1/8" |
1-1/4"
* |
1-3/8"
* |
1-1/2"
* |
1-5/8"
* |
1-3/4" |
1-7/8" |
Torque
Ft. Lbs. |
68 |
118 |
188 |
279 |
401 |
553 |
739 |
962 |
1,226 |
1,534 |
1,890 |
| Stud Diameter |
2" |
2-1/4" |
2-1/2" |
2-5/8" |
2-3/4" |
3" |
3-1/4" |
3-3/4" |
3-7/8" |
4" |
Torque
Ft. Lbs.
|
2.297 |
3,276 |
4,500 |
4,716 |
5,424 |
7,047 |
8,965 |
13,782 |
15,208 |
16,730 |
| * |
Certain API Spec. 6A
flanges have stress limits that necessitate lower than normal
torque values for bolts used in these flanges. Use the chart
below for these flanges.
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Information above, and in other
parts of this Web Site, may help persons who really seek to know. If you
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it, please use our
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chance to help.
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provides Web Site Tools for identification, estimating, and reference only. Do
not use this information for manufacturing or inspection. Users of these tools
should not use them as a substitute for professional engineering advice.
Anyone making use of the information presented does so at his own risk and
assumes any and all liability resulting from such use.
FOR FURTHER INFORMATION, OR TO LEARN MORE ABOUT WOODCO
USA PRODUCTS AND SERVICES,
CONTACT:
WOODCO USA
P.O. Box 1261
Houston, Texas 77251-1261
Phone: 713-672-9491
USA and Canada: 1-800-496-6326
Fax: 713-672-8768
www.woodcousa.com
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