Chapter 3 structural steel terms layout and fabrication of steel and pipe structural steel is one of the basic materials used in the construction of frames for most industrial. Co2 design of simple and built up columns subject to combined bending and axial loads co3 design of flexural and compression members, design of self supporting steel chimneys. Email this page download pdf download pdf printable page. Flange type typ as in en 10921 01 plate slipon flanges for welding hubbed threaded flanges 02 loose plate flanges with weldon plate collar 21 integral flanges. Shear strength determination by post critical and tension field action methods. Design of web splices, flange splice and end connections. Beams and girders an overview sciencedirect topics. M1 flange pad fitting flange pad fitting flanged hose fitting oring seal in hose fitting flange clamps clamps are used for providing the holding power to the 4bolt. Plate girders ii generally the thickness of flange plates is not varied along the spans for plate girders used in buildings. Builtup beams curtailment of the flange plates and shear. Design of rivets or welds connecting various members such as flange angles with web plate and flange angles with flange plates. Scribd is the worlds largest social reading and publishing site. Table 2 awwa c20718 class d ring flanges on coastal flange.
Plate 4 detailing of column bases slab base and gusseted base plate 5 detailing of steel roof trusses including particulars at joints. Plate 4 detailing of column bases slab base and gusset base plate 5 detailing of steel roof trusses including particulars at joints. Plate 3 detailing of column including lacing and battens. Class 1503006001500 2500 din pn 6 welding necksliponblind flanges din pn 10 welding necksliponblind flanges din pn 16 welding necksliponblind flanges din pn 25 welding necksliponblind flanges din pn 40 welding necksliponblind flanges din pn 64 welding neck flanges din pn 100 welding neck flanges. Plate 1 detailing of simple beams plate 2 detailing of compound beams including curtailment of flange plates.
Fema 350 recommended seismic design criteria for new. Curtailment of flange plates and flange angles in consideration of reduced values of required section moduli near the end sections. Plate girder shear and flexural strengthening design. A flange plate is a flat, circular disk that is welded onto the end of a pipe and allows it to be bolted to another pipe.
Beam column 3 lectures eccentricity of load, interaction formulae, design procedure, eccentrically loa base plates. Sheet plate coil tread plate bar sections extrusions pipe fittings flanges page 79 flanges bs en 1092 1 replaces bs 4504 5 nominal pressure 6 bar 1bar 10 nm2 100kpa description pipe o. Additional decisions involve facing and surface finishes, and the appropriate. The steel for the flanges and web plates is of grade fe 410. Design of welded plate girder o submitted by o harshal m. Design of beams flexural members part 5 of aisclrfd. Flange weight calculator, wnrf flange weight calculator, stainless steel flange weight calculator, weld neck flange weight calculator, stainless steel flange weight chart, blind flange chart, large diameter flange weights, pipe flange weight chart, pipe flange weight chart, flange screw weight chart. Co1 design of plate girders, web and flange design, curtailment of flange plates. Savitribai phule university of pune third year civil. The engineer or designer must choose among several flange options. Evaluation of steel ibeams strengthened by various. Design of plate girders for deck type railway bridges.
Plate 2 detailing of compound beams including curtailment of flange plates. The base plate is represented by the following basic components. Connections for flange plate to flange angles and flange angles to web, etc. Lecture series on design of steel structures by dr. And then design of connection between flange plates and web. In order to prevent this undesirable phenomenon, the widthtothickness ratios of the thin flange and the web plates are limited by the code. Evaluation of steel ibeams strengthened by various plating methods. The depth of the girder is has been kept between onetenth to onetwelfth of the span. Typically used in fuel and water pipelines, the two flange plates will be bolted together with a gasket in between them. Flanges are produced in size ranges from 12 to 40 viraj has an established and stringent quality system with 90 approvals certificates till date in accordance. Aashto manual for condition evaluation of bridges, section 6.
Steel structures study material for rrb junior engineer by civilenggforall, useful to students preparing for rrb je cbt 2 exam by self. The flanges are curtailed in length to achieve the most economic design. And design of connection between the flange plates and angles design of stiffeners. Design of splices such as flange splice and web splice. The flange plate will have bolt holes all around the perimeter and will be used to create junctions, tees and joints. Eurocodes design of steel buildings with worked examples brussels, 16 17 october 2014 general data d 5,5 1 33,66 0,53 33,66 30 p pp m me o 2 2 35,14 0,55 33,66 30 p pp m me o alpha factor for effective lengths. So, first we will discuss about the curtailment of flange plate. The extension beyond the theoretical cutoff point should be long enough for its connecting welds to transfer the longitudinal force in the plate. Although the standard shows the flange with a raised boss on the rear, the flanges are usually supplied at flat plate flanges unless otherwise stated. Stainless steel flanges sabs 1123sans 1123 flanges. Np nominal pressure 600kpa, kpa, 1600kpa, 2500kpa, 4000kpa flange specification comparisons click hereflange bolt dimensions click hereappr. In the decktype bridge, a wood, steel or reinforced concrete bridge deck is supported on top of two or more plate girders, and may act compositely with them. The information in these pages was compiled from industry sources which texas flange and fitting supply believes to. Originally designed for use in carbon steel, these flanges are manufactured from plate and.
The slip on flanges are bored slightly larger than the od of the. For noncomposite plate girder the width of flange plate is chosen to be about 0. Plate 4 detailing of column bases slab base and gusseted base plate 5 detailing of steel roof trusses including joint details. Anchor fluid power 5553 murray road, cincinnati, oh 45227 call. Prequalified connections for special and intermediate. These recommendations were developed by practicing engineers, based on professional judgment and experience, and by a program of laboratory, field and analytical research. Co4 design of overhead rectangular, cylindrical and pressed steel tanks. University of pune board of studiescivill engineering te. Texas flange provides the following series of individual pages in html and pdf format that contain flange dimensions of the standard flanges we provide. This document provides recommended criteria for the design of steel momentframe buildings to resist the effects of earthquakes. It is welded both from inside and out to provide sufficient strength and prevent leakage. Pressuretemperature ratings for alloy steel flanges and fittings, developed by subcommittee 4, were included for the first time. Standard marking system for valves, fittings, flanges, and. Why is curtailment of flanges carried out in the design of.
For such columns, the simple columnbase plate connection detail shown in figure 1. Therefore the flange plates may be curtailed at a distance from the centre of span greater. So, some of these part we will discuss with reference to riveted plate girder and some of them we will. Now, if we see the bending moment diagram of a section say a. Plate girders consisting of web and flange plates have been main longitudinal strength members. Design of structural connections to eurocode 3 frequently asked questions watford, september 2003 building research establishment, ltd. Pdf plate girder parametric study with variations in loading.
The design methodology is based on the latest indian standard code of. Design procedure, builtup sections, plate thickness, web crippling, web buckling, connections and curtailment of flange plates. Damodar maity, department of civil engineering, iit guwahati. Orifice plate with slip on flange union the slip on flange has a low hub because the pipe slips into the flange prior to welding. Design of steel structures civil engineering community. Size 10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 flange flange thickness length o. Plate girders, steel designers manual fifth edition. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Column base 3 lectures slab base, gusseted base, grillage foundation. This chapter describes the current practice for the design of plate girders adopting. Basic study of plate girders free download as powerpoint presentation. Cd61cd62 blanking 4bolt flanges on anchor fluid power. B plate width c a1 row offset d a1 column offset e well spacing center to center f well depth g plate height h well diameter top h well diameter bottom i flange or skirt height. The modelling of the column base with the base plate using component method gives simple and accurate prediction.
1005 1453 425 944 155 334 1189 220 1457 63 604 1433 737 348 1490 400 266 181 15 926 750 1264 710 148 490 434 456