Advances in Steel Structures - part 33 ppt
Advances in Steel Structures - part 33 ppt
... determination of the first yield point. Figures 5 and 6 show typical load-deformation and load-stress curves for specimen No.2. Using the strain gauge readings, in- plane and out-of-plane bending ... with UCN-1, its initial stiffness and ductility are 2.09 and 2.13 times respectively. Table 5 Initial Stiffness and Ductility Specime UCN- 1 UCN-2 UCN-3 UCN-4 UCN-5 UCN-6 UCN-7 UCN-8 Stiff...
Ngày tải lên: 07/07/2014, 06:20
Advances in Steel Structures - part 6 pptx
... Engineering, ASCE, 125: 5, 53 2-5 39. Put, BM, Pi, Y-L and Trahair, NS (1999b). "Bending and Torsion of Cold-Formed Channel Beams", Journal of Structural Engineering, ASCE, 12 5-5 , 54 0-5 46. ... 12 8-1 36. Standards Association of Australia (1991), Structural Steel Hollow Sections, AS 116 3-1 991. Standards Australia (1993). Steel Sheet and Strip - Hot Dipped...
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Advances in Steel Structures - part 10 ppt
... following are some examples of the currently produced high-performance steels: Low Carbon Age-Hardening Nickel-Copper-Chromium-Molybdenum-Columbian and Nickel-Copper-Columbian Alloy Steels, ... One-story Rigid Frame Although the behavior of thin-walled steel cantilever columns has been extensively investigated by researchers, available research findings on the thin-walled steel ......
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Advances in Steel Structures - part 14 pptx
... Members. Computers and Structures, 56(1), 15 7-1 76. THIN-WALL (1996), Cross-Sectional Analysis and Finite Strip Buckling Analysis of Thin Walled Structures: Users Manual- Version 1.2, Centre ... discussed in the following. The partial factors are omitted (Tf, Tm). Engineering solution Considering the design procedure for columns, based on slenderness depending buckling reduction...
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Advances in Steel Structures - part 15 ppt
... c,o(v)sin rcx (10) Applying Galerkin method to the dimensionless governing equation, differential dynamic system can be obtained: =-, ~q ,- p~' +,~o (," +,:os-, )- ~ ~] (11) where ~-~ (-~ +~,~), ... t~ and the strengthening ratio ~. In Figure 7 for type 1- buckling about y- axis and type 2 - buckling about z- axis, using European rolled sections, the lo...
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Advances in Steel Structures - part 17 pptx
... u =-3 .063cm) FEP-PL(P=100.52kN; u=8.177cm) ~, FEP-N PL(P=100.52kN; u =-4 .112cm) : TSA-PL(P=74.227kN; u=l 1.23cm) - e- - - TSA-NPL(P=74.227kN; u =-3 .419cm) l l i , | , , ! , -6 -4 -2 0 2 4 6 8 ... of yielding and the formation of plastic hinge. When no yielding occurs, the spring stiffness is infinite and, when a plastic hinge is formed, the spring stiffnes...
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Advances in Steel Structures - part 24 pptx
... pressure line in the half-span load model was much larger than that in the full-span load model, so bending moments were prominent here, which was very disadvantageous to any structures. According ... for this kind of structure. Original shape ~ L / 8 4 L / 8-~ L L / 8 ~L / 8 4 L / 8-~ L L / 8 4 L / 8 4 L / 8 *J Original I, L. I B -& apos ;-4 L I B J L I B I L I B J'...
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Advances in Steel Structures - part 25 pptx
... unstable cable-nets under static wind loads. Journal of Southeast University, No.IA, 53 1-5 35 Pellegrino S. and Calladine C.R.(1986). Matrix analysis of statically and kinematically indeterminate ... BlankThis Page Intentionally Left BlankThis Page Intentionally Left Blank 220 L. Yuxin and L. Zhitao {X}, {X} ,-1 q- [D],_, {a},_l (14) in which {o~} ,-1 is unknown. According...
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Advances in Steel Structures - part 29 pptx
... be found in various building applications, ranging from purlins and steel framing, to roof sheeting and floor decking. The advantages of using CFS sections are derived from their long-term durability ... prying forces are incorporated in the model. The stub tee analysis is termed the "cumulative modified stub tee model" since it considers prying effects independently in...
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Advances in Steel Structures - part 32 ppt
... Connections diameter of the steel tube increased by comparing specimens UCN-1 and UCN-3. Under the same cross-section area, the selection of the higher and wider, but thinner steel I- beam can improve ... of the steel tube include welding the beam directly to the tube surface, using fin-plate [ 1 ] or cover plate to connect the beam to the tube and providing diaphragms or externa...
Ngày tải lên: 07/07/2014, 06:20