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HSS LRFD composite load tables - Pirate4x4.Com

HSS LRFD composite load tables - Pirate4x4.Com

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ERW<br />

Nominal Size<br />

Wall Thickness<br />

Weight Per Foot<br />

Design Wall Thickness<br />

0<br />

4<br />

5<br />

6<br />

7<br />

8<br />

9<br />

10<br />

11<br />

12<br />

13<br />

14<br />

15<br />

<strong>LRFD</strong> Composite Columns<br />

Square <strong>HSS</strong><br />

Axial Design Strength in Kips<br />

f’c = 5.0<br />

10 x 10 9 x 9<br />

5/8 1/2 3/8 5/16 1/4 1/2 3/8 5/16 1/4<br />

76.33 62.46 47.90 40.35 32.63 55.66 42.79 36.10 29.23<br />

0.581 0.465 0.349 0.291 0.233 0.465 0.349 0.291 0.233<br />

F y = 46 ksi<br />

1100 969 828 754 679 833 710 644 577<br />

1090 958 818 745 670 821 700 634 568<br />

1080 951 813 740 666 814 694 629 563<br />

1070 943 806 734 660 806 687 622 558<br />

1060 934 799 727 653 796 679 615 551<br />

1050 924 790 718 646 785 669 607 543<br />

1040 912 780 709 638 773 659 597 534<br />

1020 899 769 699 628 759 648 587 525<br />

1010 885 757 688 618 745 635 575 515<br />

989 870 744 676 607 729 622 563 504<br />

971 854 730 663 596 713 608 550 492<br />

951 837 715 650 583 695 593 537 479<br />

931 819 700 636 571 677 577 522 467<br />

Effective length KL in feet<br />

16<br />

17<br />

18<br />

19<br />

20<br />

21<br />

22<br />

23<br />

24<br />

25<br />

26<br />

27<br />

28<br />

29<br />

30<br />

31<br />

32<br />

33<br />

34<br />

35<br />

36<br />

37<br />

38<br />

39<br />

40<br />

910 801 684 621 557 658 561 508 453<br />

887 781 667 606 543 638 544 492 439<br />

864 761 650 590 529 618 527 477 425<br />

841 740 632 574 514 597 509 461 410<br />

816 719 614 557 499 576 491 444 396<br />

792 698 596 540 483 555 473 428 380<br />

766 676 577 522 467 533 455 411 365<br />

741 653 558 505 452 511 436 394 350<br />

715 631 538 487 435 490 418 377 335<br />

689 608 519 470 419 468 399 361 320<br />

664 586 500 452 403 446 381 344 305<br />

638 563 480 434 387 425 363 328 290<br />

612 540 461 416 371 404 345 311 275<br />

586 518 442 399 355 383 327 295 261<br />

561 496 423 381 339 363 310 280 247<br />

536 473 404 364 324 343 293 264 233<br />

511 452 385 347 308 324 276 249 219<br />

487 430 367 330 293 304 260 234 206<br />

463 409 349 314 279 287 245 221 194<br />

439 389 331 298 264 271 231 208 183<br />

416 368 314 282 250 256 218 197 173<br />

394 349 297 267 236 242 207 186 164<br />

373 331 282 253 224 230 196 177 155<br />

354 314 267 240 213 218 186 168 148<br />

337 298 254 228 202 207 177 159 140<br />

r m (in.)<br />

φ b M n (kip-ft)<br />

PROPERTIES<br />

3.80 3.86 3.92 3.94 3.97 3.45 3.51 3.54 3.56<br />

253 209 163 138 113 167 130 111 90.4<br />

P e (KL) 2 /10 4 (kip-ft 2 )<br />

72.3 64.0 54.5 49.0 43.4 44.5 38.0 34.2 30.1<br />

26

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