... in p Ί 0 .9 ϫ 36 ϫ 28 ϫ 41 For use in Eq. (7.48), n Ј ϭ /4 ϭ 4.0͙(16.04 ϫ 15. 89) X ϭ [(4 ϫ 16.04 ϫ 15. 89) /(16.04 ϩ 15. 89) 2 ][1731/(0.6 ϫ 0.85 ϫ 4.0 ϫ 868)] ϭ 0 .98 ϭ (2 ϫ )/[1 ϩ ]͙0 .98 ͙(1 Ϫ 0 .98 ) ϭ ... AISC ‘‘Manual of Steel Construction—LRFD’’ presents the following options: For the column of grade 36 steel, select a W14 ϫ 99 , with a design strength P n ϭ 745 kips. Cost...
Ngày tải lên: 11/08/2014, 20:21
... 3 .96 11.36 11.42 (See also Beams, twisting of) bracing against 9. 29 9. 30 column 3 .93 6.34 11.36 effect of residual stresses on 1.26 1.27 frame 3 .98 3 .99 local 3 .99 3.100 6. 49 ... braced 9. 12 9. 19 9. 23 9. 31 fundamental elastic period of 6.21 6.23 6.24 9. 12 gable 3.68 3. 69 hysteretic behavior of 9. 17 irregular 9. 14 maximum drift (si...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 1 docx
... Structural. I. Brockenbrough, R. L. II. Merritt, Frederick S. TA684.S 79 199 4 624.1 Ј821—dc20 93 -38088 CIP Copyright ᭧ 199 9, 199 4, 197 2 by McGraw-Hill, Inc. All rights reserved. Printed in the United ... pound kip kip N N kN 4.448 22 4448.22 4.448 22 Force/unit length klf klf N/mm kN/m 14. 593 9 14. 593 9 Stress ksi psi MPa kPa 6. 894 76 6. 894 76 Bending Moment foot-kips foot-kips...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 5 ppsx
... two rectangular parts and then applying Eq. (3. 89) : I ϭ͐xy dA ϭ Axy ϩ Axy xy 11 1 22 2 ϭ 7(Ϫ0.6)(0 .9) ϩ 3(1.4)(Ϫ2.1) ϭϪ12.6 (3 .90 ) where A 1 and A 2 ϭ cross-sectional areas of parts 1 and 2 x 1 and ... For some structures, however, such changes in dimensions may not be negligible. In these cases, the equations of equilibrium should be defined according to the deformed geometry of the str...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 6 pot
... New sag, ft 1 20.00 112.5 0 .97 9 2.81 22.81 2 22.81 98 .6 0.864 2. 19 22. 19 3 22. 19 101.4 0.887 2.31 22.31 4 22.31 100.8 0.883 2. 29 22. 29 5 22. 29 100 .9 0.884 2. 29 22. 29 FIGURE 4.15 Planar cable systems. ... deflection of girder 9- 9 at node 1 (Fig. 4.25d ) equals 33 mk 21 11 ␦ ϭ ,(P Ϫ X ) ϩ ,(P Ϫ X ) ϩ ␦ (4.1 49) ͭͫ ͬ ͩ ͪ ͮ 11 49 EI 22 24 9 where I 9 ϭ moment of inert...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 7 doc
... grades 690 and 690 W‡ over 2 1 ⁄ 2 in thick With external shielding gas AWS A5. 29 E100 T5-K3 E101 T1-K7 AWS A5.28 ER100S-1 ER100S-2 AWS A5.23 F10A4-EM2-M2 A514 / M270M grades 690 and 690 W 2 1 ⁄ 2 in ... the plate then is Hence the allowable compression stress is 2.44͙12/ 0.5 ϭ 16 .90 . 2 F ϭ 16 ,98 0 Ϫ 0.53(16 .90 ) ϭ 16,8 29 psi ϭ 16.8 ksi a The compressive stress in the inside splice...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 8 potx
... 90 100 110 120 130 140 150 160 170 10 ϩ5 Ϫ22 ϩ6 Ϫ24 ϩ7 Ϫ30 9 Ϫ36 ϩ11 Ϫ43 ϩ12 Ϫ51 ϩ14 Ϫ 59 ϩ16 Ϫ68 ϩ 19 Ϫ77 ϩ21 Ϫ87 Roof 2 20 ϩ5 Ϫ 19 ϩ6 Ϫ22 ϩ7 Ϫ27 ϩ8 Ϫ33 ϩ10 Ϫ 39 ϩ12 Ϫ46 ϩ13 Ϫ53 ϩ15 Ϫ61 ϩ18 Ϫ 69 ... ϩ16 Ϫ18 ϩ 19 Ϫ22 ϩ23 Ϫ26 ϩ27 Ϫ30 ϩ31 Ϫ35 ϩ36 Ϫ40 ϩ41 Ϫ46 ϩ46 Ϫ51 500 ϩ10 Ϫ11 ϩ11 Ϫ12 ϩ13 Ϫ15 ϩ16 Ϫ18 ϩ 19 Ϫ21 ϩ23 Ϫ25 ϩ26 Ϫ 29 ϩ30 Ϫ34 ϩ34 Ϫ38 ϩ 39 Ϫ43 Walls 10 ϩ13 Ϫ17 ϩ15 Ϫ 19 ϩ18 Ϫ...
Ngày tải lên: 11/08/2014, 20:21
Structure Steel Design''''s Handbook 2009 part 10 potx
... readily available in several grades of steel, including ASTM A36 and the higher-strength ASTM A572 and A 992 steels. FLOOR AND ROOF SYSTEMS 8.17 FIGURE 8.17 Open-web steel joist supports gypsum deck. Composite ... Many panels can achieve a fire rating when used as part of an approved ceiling assembly. The panels are typically attached to steel framing with cold-formed -steel clips (see...
Ngày tải lên: 11/08/2014, 20:21