Sổ tay kết cấu thép - Section 8
Sổ tay kết cấu thép - Section 8
... Table 8. 1. 8. 2SECTION EIGHTTABLE 8. 1Equivalent Thicknesses forCold-Formed SteelGagedesignationDesignthickness, in 28 0.014926 0.017924 0.023922 0.029920 0.0359 18 0.04 781 6 0.0598FIGURE 8. 1 Cold-formed ... should be 8. 3 4SECTION EIGHTFIGURE 8. 32 Cable roofs. (a) Cable-stayed cantilever roof; (b) single-layer cable-suspended roof;(c) double-layer cable-suspended roof. FLOOR...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 1
... grade 42 0.927 1.01 0.903 0.98A572 grade 50 0 .84 8 0.95 0 .80 5 0.91A 588 grade A 0 .84 8 1.04 0 .80 5 0.99A852 0.775 1.18A514 grade B 0.600 1.24the floors of buildings. Also, A 588 steel is often preferred ... hoursA36 steel800 21.4 13 .8 38. 0 24 .8 16.0900 9.9 6.0 18. 5 12.4 8. 21000 4.6 2.6 9.5 6.3 4.2A 588 grade A steel 80 0 34.6 29.2 44.1 35.7 28. 9900 20.3 16.3 28. 6 22.2 1...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 2
... designed as bearing-type, fully-tightened, loose-to-slip or slip-critical connections (see Art. 5.3). Bearing-type connections have a higher allowable load ordesign strength. Slip-critical connections ... A572, A 588 , A514,A709, A852, A913, or A992. Such steels may be welded by any of several welding pro-cesses: shielded metal arc, submerged arc, gas metal arc, flux-cored arc, electroslag,...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 3
... bЈ2t1Ϫ1Ϫ1Ϫͫͩ ͪͩ ͪͬ12 bhϭ0. 785 3 98 412ϭ0.049 087 642h11Ϫͩͪ24 h124h11Ϫͩͪ464 h233 581 75233 581 751Ϫh1h1231 h11Ϫͩͪ312 h GENERAL STRUCTURAL THEORY3.31TABLE 3.2Properties of Sections (Continued )AϭAreabh ... point in the section throughwhich the bending axis passes.For sections having two axes of symme-try, the shear center is also the centroid ofthe section. If a section has an axis...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 4
... L/N123456 789 C121 1 483 1 287 784 864123911711161171197 685 1234324540234572 684 040 687 24523404532375061234525 383 93117 386 4695631396 981 693931566964 381 73139 382 5 388 87123456721151 281 1 788 4711520023221616 488 1 282 32 288 279216117117216279 288 2321 288 81642162322001154 788 1171 281 157214,40 681 2345674 981 959 481 593 181 144175176153112599517522523420715 381 9417623425623...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 5
... C2LE8016, 1 8- C1,C2§E8016, 1 8- C3§E80 1 8- W§AWS A5.17 orA5.23F7A0-EXXX,F8A0-EXXX§AWS A5.20or A5.29E7XT-1,5E8XT-1,5-NiX, WA852 / M270M grade 485 W‡AWS A5.5E90 1 8- MAWS A5.23F9A0-EXXX-XAWS A5.29E9XT1-XE9XT5-XA514 ... E70 18, E70 28, E7016-X, or E70 1 8- XAWS A5.17F7A0-EXXXAWS A5.20E7XT-1,5A 588 / M270M grade345W‡ 4-in andunderAWS A5.1E7016, E70 18, E7028AWS A5.5E7016-X, E70 1 8- X, E7...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 6
... pcf):47022294324165527313334374257353336 384 147646496 385 23540434549567745505355596 687 86 786 1050424953566170 985 46165 687 382 1101 084 1 081 1515512 484 9 586 3667 284 11963727 780 86 981 3312102131*Weights of masonry include ... 20ϩ5Ϫ19ϩ6Ϫ22ϩ7Ϫ27 8 33ϩ10Ϫ39ϩ12Ϫ46ϩ13Ϫ53ϩ15Ϫ61ϩ 18 69ϩ20Ϫ 781 00ϩ4Ϫ14ϩ5Ϫ16ϩ6Ϫ19ϩ7Ϫ24 8 28 10Ϫ33ϩ11Ϫ 38 13Ϫ44ϩ15Ϫ50ϩ17Ϫ5610ϩ5Ϫ33ϩ6Ϫ37ϩ7Ϫ45ϩ9Ϫ55ϩ11Ϫ65ϩ12Ϫ77ϩ...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 7
... at the beam-column connection areDead-load major-axis momentϭ 180 kip-ftLive-load major-axis momentϭ75 kip-ftDead-load minor-axis momentϭ75 kip-ftLive-load minor-axis momentϭ40 kip-ftThe column ... ϭ0.5(0.95ϫ16.04Ϫ0 .80 ϫ15 .89 )ϭ1.26 inFrom Eq. (7.43),Nϭ 84 8.5ϩ1.26ϭ30.4 inUse a 31-in length. The width required then isBϭA /N 84 8.5/31ϭ27.4 in1Use a 2 8- in-wide plate. The area of the pl...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 9
... 9 .8, which shows the inelastic 9.1 8SECTION NINEFIGURE 9 .8 Curves show inelastic dynamic response of steel frames designed for different values of R,plotted for eight-story, weak-column, strong-beam ... con-cern that panel-zone yielding may lead to an equivalent of weak-column, strong-beam be-havior even though Eq. (9. 28) is satisfied.Ordinary Moment Frames. Some steel moment-resistin...
Ngày tải lên: 18/10/2012, 16:13
Sổ tay kết cấu thép - Section 10
... 0.21600.0360.0 480 .0600.0750.0900.1050.1350 .87 0 .87 0 .87 0 .87 0 .87 0 .87 0 .87 1.341.331.331.331.331.331.331.361 .82 1 .86 1 .86 1 .86 1 .86 1 .86 1.361 .82 2.272.612.612.612.611.361 .82 2.272 .84 3.413.413.411.361 .82 2.272 .84 3.413. 983 . 981 .361 .82 2.272 .84 3.413. 985 .12Source: ... 0.19000.0360.0 480 .0600.0750.0900.1050.1350.560.560.560.560.560.560.560 .83 0 .87 0 .87 0 .87 0...
Ngày tải lên: 18/10/2012, 16:13