S9074-AQ-GIB-010/248 Rev 1
Table 7-16. Axial Load and Torque Values for Procedure Qualification 1/, 2/, 3/
Carbon Steel
UNC, NC Class 2A
UNF, NF Class 2A
Stud Size
Minor Dia., in 0.1379 0.1876 0.2431 0.2970 0.3485 0.4041 0.5119 0.6255 0.7368 0.8446 0.9475 1.0725 Minor Dia., in 0.1379 0.1876 0.2431 0.2970 0.3485 0.4041 0.5119 0.6255 0.7368 0.8446 Minor Dia., in 0.1379 0.1876 0.2431 0.2970 0.3485 0.4041
Axial Load, lbs
Torque, in-lbs
Minor Dia., in 0.1508 0.2052 0.2603 0.3228 0.3749 0.4374 0.5554 0.6718 0.7858 0.8960 1.0210 1.1460
Axial Load, lbs
Torque, in-lbs
10
745
15 39 85
895
20 51
1/4
1380 2320 3465 4770 6410
1655 2660 4090 5520 7515
5/16
104 190 310 493
3/8
154 249 389 790
7/16
1/2 5/8 3/4 7/8
10298 15365 21320 28020 35255 45178
12115 17725 24250 31525 40935 51570
1009 1786 2858 4237 6269 8865
1442 2356 3550 5011 7268
1
1-1/8 1-1/4
Corrosion-Resistant Steel
UNC, NC Class 2A
UNF, NF Class 2A
Stud Size
Axial Load, lbs
Torque, in-lbs
Minor Dia., in 0.1508 0.2052 0.2603 0.3228 0.3749 0.4374 0.5554 0.6718 0.7858 0.8960
Axial Load, lbs
Torque, in-lbs
10
1192 2208 3712 5544 7632
25 62
1432 2648 4256 6544 8832
32 82
1/4
5/16
135 247 399 622
166 316 496 789
3/8
7/16
1/2 5/8 3/4 7/8
10256 16464 24584 34112 44832
12024 19384 28360 38800 50440
1264 2307 3770 5680
1615 2858 4573 6779
1
Aluminum (5000 Series)
UNC, NC Class 2A
UNF, NF Class 2A
Stud Size
Axial Load, lbs
Torque, in-lbs
Minor Dia., in 0.1508 0.2052 0.2603 0.3228 0.3749 0.4374
Axial Load, lbs
Torque, in-lbs
10
522 966
11 27 59
627
14 36 73
1/4
1159 1862 2863 3864 5261
5/16
1624 2426 3339 4487
3/8
108 175 272
139 217 345
7/16
1/2
Titanium Alloy
UNC, NC Class 2A
Stud Size
Minor Dia., in 0.1876 0.2970 0.4041
Axial Load, lbs
Torque, in-lbs
1/4 3/8 1/2
3317 8314
93
370 933
15390
See footnotes at end of table.
7-67
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