Erection Bracing of Low-Rise Structural Steel Buildings phần 2 pdf

... 10.0 4 62 265 2. 66 26 .4 8.9 420 26 7 2. 88 29 .9 Hay ỵ concentrates 11.3 4 62 MA 20 3 2. 04 18.0 van’t Klooster and 9 > > > = > > > ; 9 > > > = > > > ; 10.5 420 175 ... (19 82) 49 b 11 .2 30 19.5 54.6 3 .29 Leng et al. (1984) 54 b 9.1 25 16.0 45.7 4.06 Control 54 b 15.6 42 19 .2 83.5 4.01 Monensin 41 c 12. 8 51 26 .5 109.0 2. 86 Punia (...

Ngày tải lên: 24/10/2013, 17:15

... reduce the need for on- site algal production, including the use of preserved algae, micro-encapsulated diets, and yeast- based feeds. To date, the requirement for live algae in the mass -production ... influenced by food ration and the optimal ration for maximum growth depends upon the species and culture conditions of the algae making up the diet,...

Ngày tải lên: 15/12/2013, 00:15

... practice of design and construction of low-rise buildings. In many instances, for example, the lateral bracing systems for low-rise buildings contain elements which are not in the scope of the steel ... in Para- graph M4.2 of the AISC Specification for Structural Steel Buildings and in Section 7 of the AISC Code of Standard Practice for Steel Buildings and Bri...

Ngày tải lên: 27/06/2014, 14:20

... publisher. TABLE OF CONTENTS ERECTION BRACING OF LOW RISE STRUCTURAL STEEL BUILDINGS 1. INTRODUCTION 1 1 .1 Types of Systems 1 1.2 Current State of the Art 1 1.3 Common Fallacies 2 1. 4 Use of This ... 10 4.2 Column Bases 11 4.2 .1 Fracture of the Fillet Weld Connecting the Column to the Base Plate 11 4.2.2 Bending Failure of the Base Plate 13 4...

Ngày tải lên: 08/08/2014, 13:20

... the anchor rods to the center of the shim stack. See Figure 4.14. See discussion of the use of shims at the beginning of this section. â 20 03 by American Institute of Steel Construction, Inc. All ... Anchor Rods Fig. 4 .2 Bending Failure of Base Plate Figures 4.1 through 4.11 shown below represent each of the failure modes. Fig. 4.1 Fracture of Weld â 20 03 by American I...

Ngày tải lên: 08/08/2014, 13:20

... example. Span ft. 30 35 40 45 50 55 60 Top 21/2 3 2 2 1 1 - - Chord 3 6 4 3 2 2 2 - Angle 31 /2 12 9 7 5 4 4 3 Leg Length, (in.) 4 18 13 10 8 6 5 4 5 43 32 24 19 16 13 11 6 74 55 42 33 27 22 19 Span ft. 30 35 40 45 50 55 60 Top ... Seat Design Strength (kips) 30 10 15 22 30 30 Controlling Element Bolts Framing Angles Framing Angles Framing Angles Bolts Bolts Span (...

Ngày tải lên: 08/08/2014, 13:20

... psi Nominal Diameter inches 3/8 7/16 1/2 9/16 5/8 3 /4 7/8 1 Approximate Weight lbs./ft. 0. 24 0.32 0 .42 0.53 0.66 0.95 1.29 1.68 Approximate Metallic Area in. 2 0.057 0.077 0.101 0.128 0.158 0.227 0.3 54 0 .40 4 Nominal Breaking Strength 1 lbs. 12,200 16, 540 21 ,40 0 27,000 33 ,40 0 47 ,600 64, 400 83,600 8x19 (W) Classification/Bright (Uncoated), Fiber Core, Improved Plow Steel,...

Ngày tải lên: 08/08/2014, 13:20

... (1.7) 2 706 .5 in. 2 0. 85 (1) 706 .5 (4) ( 350 0) 1/2 (1/1000) 142.1 kips 142.1 ữ 4 = 35. 5 kips per rod Design strength in shear: 0. 75( 0.7 85) 58 = 34.1 kips 0. 85 (800) (0.7 85) (1) ( 350 0) (1/1000) = 31 .5 kips Combining ... 1.6 25 in. r = 0. 25 (d) = 0. 25( 1) = 0. 25 in. kL/r = 1(1.6 25) 70. 25 = 6 .5 = 30 .53 ksi per LRFD Table 3-36 Bending: Moment arm = 0 .5 (3 - (0.3 7...

Ngày tải lên: 08/08/2014, 13:20

... 7.1 Erection Plan 56 â 2003 by American Institute of Steel Construction, Inc. All rights reserved. This publication or any part thereof must not be reproduced in any form without permission of ... in. C 30 45 1 W12X65 1.0 12X12 6. 0X6.0X15 Anchor Rods with Leveling Nuts Anchor Rod, Diameter, in. Anchor Pattern, in. x in. Hooked or Nutted Embedment, in. Cover Below Anchor, in. 0.75...

Ngày tải lên: 08/08/2014, 13:20

... American Institute of Steel Construction, Chicago, Illinois 11. Fisher, James M. and West, Michael A., " ;Erection Bracing of Structural Steel Frames", Proceedings, National Steel Construction ... Depart- ment of Transportation, Sacramento, California 10. Fisher, James M., "Industrial Buildings - Roof to Column Anchorage", AISC Steel Design Guide Series...

Ngày tải lên: 08/08/2014, 13:20

... Institute of Steel Construction, Inc. All rights reserved. This publication or any part thereof must not be reproduced in any form without permission of the publisher. Table A-11 Tension Resistance of ... 2003 by American Institute of Steel Construction, Inc. All rights reserved. This publication or any part thereof must not be reproduced in any form without permission of the p...

Ngày tải lên: 08/08/2014, 13:20

... language. figure 2. 11 Some packages in the Java standard class library Package Provides support to java. applet java. awt java. beans java. io java. lang java. math java. net java. rmi java. security Create programs ... through an instance (an object) of the class. 2. 20 A Java applet is a Java program that can be executed using a Web browser. Usually, the bytecode form...

Ngày tải lên: 12/08/2014, 19:21

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Ngày tải lên: 14/08/2014, 20:20

... Steel Design Guide Series Erection Bracing of Low-Rise Structural Steel Buildings Steel Design Guide Series Erection Bracing of Low-Rise Structured Steel Buildings James M. ... thereof must not be reproduced in any form without permission of the publisher. TABLE OF CONTENTS ERECTION BRACING OF LOW RISE STRUCTURAL STEEL BUILDINGS 1. INTROD...

Ngày tải lên: 24/10/2014, 17:02

... Revision and Errata List, March 1, 2003 AISC Design Guide 10: Erection Bracing of Low-Rise Structural Steel Buildings The following editorial corrections ... force. A check of PA effects is not necessary for permanent di- agonal bracing used as part of the temporary bracing scheme. Lastly, the column on the compression side of the diago- nally braced ... conn...

Ngày tải lên: 24/10/2014, 17:02