CT Inputs
CT Diameter in
CT Wall Thickness in
Yield Stress psi


Job Specific Inputs
CT Weight lb
CT Pressure psi
Wellhead Pressure psi
Lubricator, PT or Casing ID in
Optional Inputs
Wall Thickness Reduction in
Safety Factor %
Ovality   %
Collapse Calc
Stripper Friction lb
Unsupported Length in
Output Limits
Max Set Down Weight
Max Pick Up Weight
Max CT Pressure
Max Wellhead Pressure

Above Stripper



Below Stripper





Max Weight Limits
Pick Up Above Stripper
Set Down Above Stripper
Pick Up Below Stripper
Set Down Below Stripper
Set Down - Catastrophic Buckling
Max Pressure Limits
Internal Press Above Stripper
Internal Press Below Stripper
WHP von Mises
WHP API 5C7 Collapse
WHP Plastic Hinge Collapse
DP + Eff Force - Eff Force +W for Blw -W for Blw +API Collapse -API Collapse +Hinge Collapse -Hinge Collapse
psi lb lb lb lb psi psi psi psi
14,832 0 0 -21,668 -19,672 0 0 0 0
14,830 1,268 -1,268 -20,404 -19,944 0 0 0 0
14,824 2,535 -2,535 -19,137 -20,217 0 0 0 0
14,815 3,802 -3,802 -17,870 -20,489 0 0 0 0
14,802 5,068 -5,068 -16,604 -20,761 0 0 0 0
14,786 6,332 -6,332 -15,340 -21,033 0 0 0 0
14,766 7,595 -7,595 -14,077 -21,305 0 0 0 0
14,742 8,856 -8,856 -12,816 -21,576 0 0 0 0
14,715 10,115 -10,115 -11,557 -21,846 0 0 0 0
14,684 11,371 -11,371 -10,300 -22,116 0 0 0 0
14,649 12,625 -12,625 -9,047 -22,386 0 0 0 0
14,611 13,876 -13,876 -7,796 -22,655 0 0 0 0
14,569 15,123 -15,123 -6,549 -22,923 0 0 0 0
14,524 16,366 -16,366 -5,306 -23,190 0 0 0 0
14,475 17,605 -17,605 -4,066 -23,457 0 0 0 0
14,422 18,840 -18,840 -2,831 -23,722 0 0 0 0
14,366 20,071 -20,071 -1,601 -23,987 0 0 0 0
14,306 21,296 -21,296 -376 -24,250 0 0 0 0
14,243 22,516 -22,516 844 -24,512 0 0 0 0
14,176 23,731 -23,731 2,059 -24,774 0 0 0 0
14,106 24,939 -24,939 3,268 -25,033 0 0 0 0
14,032 26,142 -26,142 4,470 -25,292 0 0 0 0
13,955 27,338 -27,338 5,666 -25,549 0 0 0 0
13,874 28,527 -28,527 6,856 -25,805 0 0 0 0
13,790 29,710 -29,710 8,038 -26,059 0 0 0 0
13,703 30,885 -30,885 9,213 -26,312 0 0 0 0
13,612 32,052 -32,052 10,380 -26,562 0 0 0 0
13,518 33,211 -33,211 11,540 -26,812 0 0 0 0
13,420 34,363 -34,363 12,691 -27,059 0 0 0 0
13,319 35,505 -35,505 13,834 -27,305 0 0 0 0
13,215 36,639 -36,639 14,968 -27,549 0 0 0 0
13,108 37,764 -37,764 16,093 -27,791 0 0 0 0
12,997 38,880 -38,880 17,208 -28,030 0 0 0 0
12,883 39,986 -39,986 18,314 -28,268 0 0 0 0
12,766 41,082 -41,082 19,411 -28,504 0 0 0 0
12,646 42,168 -42,168 20,497 -28,737 0 0 0 0
12,523 43,244 -43,244 21,572 -28,969 0 0 0 0
12,396 44,309 -44,309 22,637 -29,198 0 0 0 0
12,267 45,363 -45,363 23,691 -29,424 0 0 0 0
12,135 46,406 -46,406 24,734 -29,648 0 0 0 0
11,999 47,437 -47,437 25,766 -29,870 0 0 0 0
11,861 48,457 -48,457 26,785 -30,089 0 0 0 0
11,719 49,465 -49,465 27,793 -30,306 0 0 0 0
11,575 50,460 -50,460 28,789 -30,520 0 0 0 0
11,428 51,444 -51,444 29,772 -30,731 0 0 0 0
11,278 52,414 -52,414 30,742 -30,940 0 0 0 0
11,125 53,371 -53,371 31,700 -31,146 0 0 0 0
10,970 54,316 -54,316 32,644 -31,349 0 0 0 0
10,812 55,247 -55,247 33,575 -31,549 0 0 0 0
10,651 56,164 -56,164 34,492 -31,746 0 0 0 0
10,488 57,067 -57,067 35,396 -31,941 0 0 0 0
10,322 57,957 -57,957 36,285 -32,132 0 0 0 0
10,153 58,832 -58,832 37,160 -32,320 0 0 0 0
9,982 59,692 -59,692 38,021 -32,505 0 0 0 0
9,808 60,538 -60,538 38,866 -32,687 0 0 0 0
9,632 61,369 -61,369 39,697 -32,865 0 0 0 0
9,454 62,185 -62,185 40,513 -33,041 0 0 0 0
9,273 62,985 -62,985 41,313 -33,213 0 0 0 0
9,090 63,770 -63,770 42,098 -33,381 0 0 0 0
8,905 64,539 -64,539 42,867 -33,547 0 0 0 0
8,718 65,292 -65,292 43,620 -33,709 0 0 0 0
8,528 66,029 -66,029 44,357 -33,867 0 0 0 0
8,337 66,750 -66,750 45,078 -34,022 0 0 0 0
8,143 67,454 -67,454 45,782 -34,174 0 0 0 0
7,947 68,142 -68,142 46,470 -34,321 0 0 0 0
7,750 68,813 -68,813 47,141 -34,466 0 0 0 0
7,550 69,466 -69,466 47,795 -34,606 0 0 0 0
7,349 70,103 -70,103 48,432 -34,743 0 0 0 0
7,145 70,723 -70,723 49,051 -34,876 0 0 0 0
6,940 71,325 -71,325 49,653 -35,006 0 0 0 0
6,733 71,909 -71,909 50,237 -35,131 0 0 0 0
6,525 72,476 -72,476 50,804 -35,253 0 0 0 0
6,315 73,024 -73,024 51,353 -35,371 0 0 0 0
6,103 73,555 -73,555 51,883 -35,485 0 0 0 0
5,890 74,068 -74,068 52,396 -35,595 0 0 0 0
5,676 74,562 -74,562 52,890 -35,702 0 0 0 0
5,460 75,038 -75,038 53,366 -35,804 0 0 0 0
5,243 75,495 -75,495 53,824 -35,902 0 0 0 0
5,024 75,934 -75,934 54,262 -35,997 0 0 0 0
4,804 76,354 -76,354 54,682 -36,087 0 0 0 0
4,583 76,755 -76,755 55,084 -36,173 0 0 0 0
4,361 77,138 -77,138 55,466 -36,255 0 0 0 0
4,138 77,501 -77,501 55,829 -36,334 0 0 0 0
3,914 77,845 -77,845 56,173 -36,407 0 0 0 0
3,689 78,170 -78,170 56,498 -36,477 0 0 0 0
3,462 78,475 -78,475 56,804 -36,543 0 0 0 0
3,235 78,762 -78,762 57,090 -36,605 0 0 0 0
3,008 79,029 -79,029 57,357 -36,662 0 0 0 0
2,779 79,276 -79,276 57,604 -36,715 0 0 0 0
2,550 79,504 -79,504 57,832 -36,764 0 0 0 0
2,320 79,712 -79,712 58,040 -36,809 0 0 0 0
2,090 79,900 -79,900 58,229 -36,849 0 0 0 0
1,859 80,069 -80,069 58,397 -36,886 0 0 0 0
1,628 80,218 -80,218 58,546 -36,918 0 0 0 0
1,396 80,347 -80,347 58,676 -36,945 0 0 0 0
1,164 80,457 -80,457 58,785 -36,969 0 0 0 0
931 80,546 -80,546 58,874 -36,988 0 0 0 0
699 80,616 -80,616 58,944 -37,003 0 0 0 0
466 80,666 -80,666 58,994 -37,014 0 0 0 0
233 80,695 -80,695 59,024 -37,020 0 0 0 0
0 80,705 -80,705 59,034 -37,022 0 0 0 0
0 80,705 -80,705 59,034 -37,022 0 0 0 0
-233 80,695 -80,695 59,024 -37,020 -233 -233 -233 -233
-466 80,666 -80,666 58,994 -37,014 -466 -466 -466 -466
-699 80,616 -80,616 58,944 -37,003 -699 -699 -699 -699
-931 80,546 -80,546 58,874 -36,988 -899 -931 -931 -931
-1,164 80,457 -80,457 58,785 -36,969 -1,071 -1,164 -1,164 -1,164
-1,396 80,347 -80,347 58,676 -36,945 -1,238 -1,396 -1,396 -1,396
-1,628 80,218 -80,218 58,546 -36,918 -1,400 -1,628 -1,628 -1,628
-1,859 80,069 -80,069 58,397 -36,886 -1,559 -1,859 -1,859 -1,859
-2,090 79,900 -79,900 58,229 -36,849 -1,715 -2,090 -2,090 -2,090
-2,320 79,712 -79,712 58,040 -36,809 -1,869 -2,320 -2,320 -2,320
-2,550 79,504 -79,504 57,832 -36,764 -2,021 -2,550 -2,550 -2,550
-2,779 79,276 -79,276 57,604 -36,715 -2,172 -2,779 -2,779 -2,779
-3,008 79,029 -79,029 57,357 -36,662 -2,321 -3,008 -3,008 -3,008
-3,235 78,762 -78,762 57,090 -36,605 -2,469 -3,235 -3,235 -3,235
-3,462 78,475 -78,475 56,804 -36,543 -2,616 -3,462 -3,462 -3,462
-3,689 78,170 -78,170 56,498 -36,477 -2,762 -3,689 -3,689 -3,689
-3,914 77,845 -77,845 56,173 -36,407 -2,906 -3,914 -3,914 -3,914
-4,138 77,501 -77,501 55,829 -36,334 -3,050 -4,138 -4,138 -4,138
-4,361 77,138 -77,138 55,466 -36,255 -3,193 -4,361 -4,361 -4,361
-4,583 76,755 -76,755 55,084 -36,173 -3,336 -4,583 -4,583 -4,583
-4,804 76,354 -76,354 54,682 -36,087 -3,477 -4,804 -4,804 -4,804
-5,024 75,934 -75,934 54,262 -35,997 -3,617 -5,024 -5,024 -5,024
-5,243 75,495 -75,495 53,824 -35,902 -3,757 -5,243 -5,243 -5,243
-5,460 75,038 -75,038 53,366 -35,804 -3,896 -5,460 -5,460 -5,460
-5,676 74,562 -74,562 52,890 -35,702 -4,034 -5,676 -5,676 -5,676
-5,890 74,068 -74,068 52,396 -35,595 -4,171 -5,890 -5,890 -5,890
-6,103 73,555 -73,555 51,883 -35,485 -4,308 -6,103 -6,103 -6,103
-6,315 73,024 -73,024 51,353 -35,371 -4,443 -6,315 -6,315 -6,315
-6,525 72,476 -72,476 50,804 -35,253 -4,578 -6,525 -6,525 -6,525
-6,733 71,909 -71,909 50,237 -35,131 -4,711 -6,733 -6,733 -6,733
-6,940 71,325 -71,325 49,653 -35,006 -4,844 -6,940 -6,940 -6,940
-7,145 70,723 -70,723 49,051 -34,876 -4,976 -7,145 -7,145 -7,145
-7,349 70,103 -70,103 48,432 -34,743 -5,106 -7,349 -7,349 -7,349
-7,550 69,466 -69,466 47,795 -34,606 -5,236 -7,550 -7,550 -7,550
-7,750 68,813 -68,813 47,141 -34,466 -5,364 -7,750 -7,750 -7,750
-7,947 68,142 -68,142 46,470 -34,321 -5,492 -7,947 -7,947 -7,947
-8,143 67,454 -67,454 45,782 -34,174 -5,618 -8,143 -8,143 -8,141
-8,337 66,750 -66,750 45,078 -34,022 -5,742 -8,337 -8,337 -8,112
-8,528 66,029 -66,029 44,357 -33,867 -5,866 -8,419 -8,528 -8,082
-8,718 65,292 -65,292 43,620 -33,709 -5,988 -8,419 -8,718 -8,159
-8,905 64,539 -64,539 42,867 -33,547 -6,109 -8,419 -8,905 -8,649
-9,090 63,770 -63,770 42,098 -33,381 -6,228 -8,419 -9,090 -8,924
-9,273 62,985 -62,985 41,313 -33,213 -6,346 -8,419 -9,273 -9,158
-9,454 62,185 -62,185 40,513 -33,041 -6,462 -8,419 -9,454 -9,374
-9,632 61,369 -61,369 39,697 -32,865 -6,577 -8,419 -9,632 -9,579
-9,808 60,538 -60,538 38,866 -32,687 -6,690 -8,419 -9,808 -9,775
-9,982 59,692 -59,692 38,021 -32,505 -6,801 -8,419 -9,982 -9,966
-10,153 58,832 -58,832 37,160 -32,320 -6,910 -8,419 -10,153 -10,151
-10,322 57,957 -57,957 36,285 -32,132 -7,017 -8,419 -10,322 -10,322
-10,488 57,067 -57,067 35,396 -31,941 -7,123 -8,419 -10,488 -10,488
-10,651 56,164 -56,164 34,492 -31,746 -7,226 -8,419 -10,651 -10,651
-10,812 55,247 -55,247 33,575 -31,549 -7,327 -8,419 -10,812 -10,812
-10,970 54,316 -54,316 32,644 -31,349 -7,425 -8,419 -10,970 -10,970
-11,125 53,371 -53,371 31,700 -31,146 -7,522 -8,419 -11,125 -11,125
-11,278 52,414 -52,414 30,742 -30,940 -7,615 -8,419 -11,278 -11,278
-11,428 51,444 -51,444 29,772 -30,731 -7,706 -8,419 -11,428 -11,428
-11,575 50,460 -50,460 28,789 -30,520 -7,794 -8,419 -11,575 -11,575
-11,719 49,465 -49,465 27,793 -30,306 -7,879 -8,419 -11,719 -11,719
-11,861 48,457 -48,457 26,785 -30,089 -7,961 -8,419 -11,861 -11,861
-11,999 47,437 -47,437 25,766 -29,870 -8,039 -8,419 -11,999 -11,999
-12,135 46,406 -46,406 24,734 -29,648 -8,113 -8,419 -12,135 -12,135
-12,267 45,363 -45,363 23,691 -29,424 -8,183 -8,419 -12,267 -12,267
-12,396 44,309 -44,309 22,637 -29,198 -8,248 -8,419 -12,396 -12,396
-12,523 43,244 -43,244 21,572 -28,969 -8,307 -8,419 -12,523 -12,523
-12,646 42,168 -42,168 20,497 -28,737 -8,359 -8,419 -12,646 -12,646
-12,766 41,082 -41,082 19,411 -28,504 -8,401 -8,419 -12,766 -12,766
-12,883 39,986 -39,986 18,314 -28,268 -8,419 -8,419 -12,883 -12,883
-12,997 38,880 -38,880 17,208 -28,030 -8,419 -8,419 -12,997 -12,997
-13,108 37,764 -37,764 16,093 -27,791 -8,419 -8,419 -13,108 -13,108
-13,215 36,639 -36,639 14,968 -27,549 -8,419 -8,419 -13,215 -13,215
-13,319 35,505 -35,505 13,834 -27,305 -8,419 -8,419 -13,319 -13,319
-13,420 34,363 -34,363 12,691 -27,059 -8,419 -8,419 -13,420 -13,420
-13,518 33,211 -33,211 11,540 -26,812 -8,419 -8,419 -13,518 -13,518
-13,612 32,052 -32,052 10,380 -26,562 -8,419 -8,419 -13,612 -13,612
-13,703 30,885 -30,885 9,213 -26,312 -8,419 -8,419 -13,703 -13,703
-13,790 29,710 -29,710 8,038 -26,059 -8,419 -8,419 -13,790 -13,790
-13,874 28,527 -28,527 6,856 -25,805 -8,419 -8,419 -13,874 -13,874
-13,955 27,338 -27,338 5,666 -25,549 -8,419 -8,419 -13,955 -13,955
-14,032 26,142 -26,142 4,470 -25,292 -8,419 -8,419 -14,032 -14,032
-14,106 24,939 -24,939 3,268 -25,033 -8,419 -8,419 -14,106 -14,106
-14,176 23,731 -23,731 2,059 -24,774 -8,419 -8,419 -14,176 -14,176
-14,243 22,516 -22,516 844 -24,512 -8,419 -8,419 -14,243 -14,243
-14,306 21,296 -21,296 -376 -24,250 -8,419 -8,419 -14,306 -14,306
-14,366 20,071 -20,071 -1,601 -23,987 -8,419 -8,419 -14,366 -14,366
-14,422 18,840 -18,840 -2,831 -23,722 -8,419 -8,419 -14,422 -14,422
-14,475 17,605 -17,605 -4,066 -23,457 -8,419 -8,419 -14,475 -14,475
-14,524 16,366 -16,366 -5,306 -23,190 -8,419 -8,419 -14,524 -14,524
-14,569 15,123 -15,123 -6,549 -22,923 -8,419 -8,419 -14,569 -14,569
-14,611 13,876 -13,876 -7,796 -22,655 -8,419 -8,419 -14,611 -14,611
-14,649 12,625 -12,625 -9,047 -22,386 -8,419 -8,419 -14,649 -14,649
-14,684 11,371 -11,371 -10,300 -22,116 -8,419 -8,419 -14,684 -14,684
-14,715 10,115 -10,115 -11,557 -21,846 -8,419 -8,419 -14,715 -14,715
-14,742 8,856 -8,856 -12,816 -21,576 -8,419 -8,419 -14,742 -14,742
-14,766 7,595 -7,595 -14,077 -21,305 -8,419 -8,419 -14,766 -14,766
-14,786 6,332 -6,332 -15,340 -21,033 -8,419 -8,419 -14,786 -14,786
-14,802 5,068 -5,068 -16,604 -20,761 -8,419 -8,419 -14,802 -14,802
-14,815 3,802 -3,802 -17,870 -20,489 -8,419 -8,419 -14,815 -14,815
-14,824 2,535 -2,535 -19,137 -20,217 -8,419 -8,419 -14,824 -14,824
-14,830 1,268 -1,268 -20,404 -19,944 -8,419 -8,419 -14,830 -14,830
-14,832 0 0 0 0 -8,419 -8,419 -14,832 -14,832