03045nam a22002297a 4500 976 976 OSt 20190516150718.0 170710b xxu||||| |||| 00| 0 eng d MES38 National Instructional Media Institute (NIMI) 36280 24/04/2017 09/06/17 BSDU English BSDU 671.823 BAS National Instructional Media Institute (NIMI) Basic Sheet Metal Work : Modular Employable Skills Chennai National Instructional Media Institute (NIMI) 2014,c2009 218 Contents : Practical -Mark and cut through the straight lines -Mark and cut along the curved lines -Cutting circular disc by hand process -base of scoop -Cutting outside curve for clamp -Folding at right angles -Punching holes using solid punch -Develop layout and cut the pattern with notches for a box -Locked grooved joint -Double hemming by hand Process -From the oblique cut cylinder and hem in the oblong edge for the body scoop -Flanging the body of the scoop -Single Seam and Double seam (knocked up joint ) by hand process -Scoop -Single riveted lap joint -Double riveted lap joint (Zig Zag butt joint -Make wired straight edge (Hand Process ) -Soldered lap joint -Single plated soldered butt joint Theory -Safety practice -lifting and handling loads -Safety Practice -Engineer's rule -Trysquare -Scriber -Type of Calipers -Stakes and their uses -Manual Folding -Folding bars -Angle iron -hatch stake -Bar folder /Bench folder -Spring back of sheet metal after bending punches used for punching holes -Squaring Shear -Three roll Forming machine -Radius gauges -Development of pattern layout -Parallel line development -Sheet Metal Joints -Grovers -standard wire gauge -Hemming - Bevel edged steel plate -outside micrometer-Graduation -inside micrometer -Metric -Measurement of angles -Vernier bevel protractor -Seam closing machine -Beading machine -Crimping -Drilling machienes (Portable Types )- Rivets -Types and uses -Rivets properties -spacing of rivet in joints -defect in riveted joints -Caulking and Fullering -Riveted joints -Toold for hand riveting -Special sheet metal work-Dovetail seam -Fly press -Defects in Riveting flat head and their applications -Types of Screws applied in sheet metal work -Defects in riveting flat head rivets ,Cause and remedies -Non-ferrous metals and alloys -Feeler gauge and uses -Polishing and buffing from the follow surface of a -Soldering -soldering iron (soldering bit ) Soldering -Electric soldering iron -Stainless steel -Mass production & Interchangeable manufacture -Indian Standard system of limits and fits -Terminology -Fits and thier classification as per the Indian standard -BIS system of limits and fits -Reading the standard chart -Circular sheet (Rotary shears ) Fabrication : Modular Employable Skills Sheet Metal Work DGT, MSDE, Govt of India ddc BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 110.00 0 671.823 BAS 010624 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 0 MES BSDU BSDU SDL 2017-07-10 110.00 0 671.823 BAS 010625 2020-02-12 00:00:00 2017-07-10 BK 0 0 ddc 0 1 RB BSDU BSDU SDL 2017-07-10 110.00 0 671.823 BAS 010626 2020-02-12 00:00:00 2017-07-10 BK 0 0 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