1-1 / 8 |
1-5 / 8 |
970 |
1,085 |
1,185 |
1,370 |
970 |
1,085 |
1,185 |
1,370 |
( 28 ) |
( 41 ) |
( 4.3 ) |
( 4.8 ) |
( 5.3 ) |
( 6.1 ) |
( 4.3 ) |
( 4.8 ) |
( 5.3 ) |
( 6.1 ) |
1-7 / 8 |
2-1 / 2 |
2,105 |
2,355 |
2,580 |
2,980 |
2,105 |
2,355 |
2,580 |
2,980 |
( 47 ) |
( 64 ) |
( 9.4 ) |
( 10.5 ) |
( 11.5 ) |
( 13.2 ) |
( 9.4 ) |
( 10.5 ) |
( 11.5 ) |
( 13.2 ) |
2-3 / 16 |
3-1 / 4 |
2,740 |
3,060 |
3,355 |
3,875 |
2,740 |
3,060 |
3,355 |
3,875 |
( 56 ) |
( 83 ) |
( 12.2 ) |
( 13.6 ) |
( 14.9 ) |
( 17.2 ) |
( 12.2 ) |
( 13.6 ) |
( 14.9 ) |
( 17.2 ) |
1-1 / 2 |
2-1 / 4 |
1,590 |
1,780 |
1,950 |
2,250 |
1,590 |
1,780 |
1,950 |
2,250 |
( 39 ) |
( 57 ) |
( 7.1 ) |
( 7.9 ) |
( 8.7 ) |
( 10.0 ) |
( 7.1 ) |
( 7.9 ) |
( 8.7 ) |
( 10.0 ) |
2 |
3 |
2,665 |
2,980 |
3,265 |
3,770 |
2,665 |
2,980 |
3,265 |
3,770 |
( 55 ) |
( 76 ) |
( 11.9 ) |
( 13.3 ) |
( 14.5 ) |
( 16.8 ) |
( 11.9 ) |
( 13.3 ) |
( 14.5 ) |
( 16.8 ) |
3-1 / 4 |
4-1 / 4 |
4,850 |
5,425 |
5,945 |
6,860 |
9,705 |
10,850 |
11,885 |
13,725 |
( 82 ) |
( 108 ) |
( 21.6 ) |
( 24.1 ) |
( 26.4 ) |
( 30.5 ) |
( 43.2 ) |
( 48.3 ) |
( 52.9 ) |
( 61.1 ) |
2-3 / 8 |
3-1 / 4 |
3,485 |
3,900 |
4,270 |
4,930 |
3,485 |
3,900 |
4,270 |
4,930 |
( 61 ) |
( 83 ) |
( 15.5 ) |
( 17.3 ) |
( 19.0 ) |
( 21.9 ) |
( 15.5 ) |
( 17.3 ) |
( 19.0 ) |
( 21.9 ) |
4 |
5 |
7,210 |
8,060 |
8,830 |
10,195 |
14,420 |
16,120 |
17,660 |
20,390 |
( 99 ) |
( 127 ) |
( 32.1 ) |
( 35.9 ) |
( 39.3 ) |
( 45.4 ) |
( 64.1 ) |
( 71.7 ) |
( 78.6 ) |
( 90.7 ) |
2-15 / 16 |
4 |
4,660 |
5,210 |
5,705 |
6,590 |
9,320 |
10,420 |
11,415 |
13,180 |
( 74 ) |
( 102 ) |
( 20.7 ) |
( 23.2 ) |
( 25.4 ) |
( 29.3 ) |
( 41.4 ) |
( 46.3 ) |
( 50.8 ) |
( 58.6 ) |
4-13 / 16 |
6-1 / 4 |
9,985 |
11,165 |
12,230 |
14,120 |
19,970 |
22,325 |
24,455 |
28,240 |
( 123 ) |
( 159 ) |
( 44.4 ) |
( 49.7 ) |
( 54.4 ) |
( 62.8 ) |
( 88.8 ) |
( 99.3 ) |
( 108.8 ) |
( 125.6 ) |
Tension - фN r
|
Shear - фV r
|
Tension - фN r
|
Shear - фV r
|
||
ƒ ' c = 30 MPa |
ƒ ' c = 20 MPa |
ƒ ' c = 30 MPa |
ƒ ' c = 20 MPa |
ƒ ' c = 30 MPa |
ƒ ' c = 20 MPa |
(( 4,350 psi ) |
( 2,900 psi ) |
( 4,350 psi ) |
( 2,900 psi ) |
( 4,350 psi ) |
( 2,900 psi ) |
lb ( kN ) |
lb ( kN ) |
lb ( kN ) |
lb ( kN ) |
lb ( kN ) |
lb ( kN ) |
1-5 / 8 |
820 |
1,005 |
925 |
925 |
650 |
795 |
2,175 |
2,175 |
( 41 ) |
( 3.6 ) |
( 4.5 ) |
( 4.1 ) |
( 4.1 ) |
( 2.9 ) |
( 3.5 ) |
( 9.7 ) |
( 9.7 ) |
2-1 / 2 |
1,430 |
1,755 |
835 |
835 |
1,865 |
2,285 |
3,365 |
3,365 |
( 64 ) |
( 6.4 ) |
( 7.8 ) |
( 3.7 ) |
( 3.7 ) |
( 8.3 ) |
( 10.2 ) |
( 15.0 ) |
( 15.0 ) |
3-1 / 4
( 83 )
|
2,505
( 11.1 )
|
3,070
( 13.7 )
|
1,990
( 8.9 )
|
1,990
( 8.9 )
|
n / a |
n / a |
n / a |
n / a |
2-1 / 4 |
835 |
1,020 |
885 |
885 |
890 |
1,090 |
4,335 |
4,335 |
( 57 ) |
( 3.7 ) |
( 4.5 ) |
( 3.9 ) |
( 3.9 ) |
( 4.0 ) |
( 4.8 ) |
( 19.3 ) |
( 19.3 ) |
3
( 76 )
|
1,955
( 8.7 )
|
2,395
( 10.7 )
|
1,615
( 7.2 )
|
1,615
( 7.2 )
|
n / a |
n / a |
n / a |
n / a |
4-1 / 4
( 108 )
|
3,425
( 15.2 )
|
4,195
( 18.7 )
|
1,985
( 8.8 )
|
1,985
( 8.8 )
|
n / a |
n / a |
n / a |
n / a |
3-1 / 4
( 83 )
|
2,670
( 11.9 )
|
3,270
( 14.5 )
|
1,915
( 8.5 )
|
1,915
( 8.5 )
|
n / a |
n / a |
n / a |
n / a |
5
( 127 )
|
6,070
( 27.0 )
|
7,430
( 33.1 )
|
2,315
( 10.3 )
|
2,315
( 10.3 )
|
n / a |
n / a |
n / a |
n / a |
4
( 102 )
|
2,670
( 11.9 )
|
3,270
( 14.5 )
|
2,080
( 9.3 )
|
2,080
( 9.3 )
|
n / a |
n / a |
n / a |
n / a |