BTEB Welding Exam case studies
BTEB Welding Exam · Put your knowledge to work in context.
The BTEB Welding Exam refers to welding assessment under the Bangladesh Technical Education Board (BTEB), the national board responsible for technical and vocational education in Bangladesh. Candidates typically come from vocational and short-course welding programmes - SSC (Vocational), HSC (Vocational), diploma-level, and short-course institute students - who need certified evidence of practical welding skill and related trade knowledge. The BTEB Welding Exam case studies are 5 cases and about 3,129 words.
1Root Gap Trouble on a 6 mm Butt Weld
A trainee in a BTEB short-course shop is asked to butt-weld two 6 mm mild steel plates, 200 mm long, in the flat position using a 3.2 mm covered electrode on a 200 A AC transformer set to about 110 A. The drawing calls for a 2 mm root gap with a 60-degree included V-groove.
691 words, about 3 min2Electrode Storage and Porosity on a Rainy Day
A workshop stores its covered electrodes in an open rack near the roller door. The rainy season has started, and the shop is humid.
621 words, about 3 min3Distortion in a Thin-Walled Box Frame
A student group is building a rectangular frame from 40 x 40 x 3 mm mild steel square tube, 500 mm x 300 mm outside dimensions, for a BTEB project. They cut all four pieces to length, tack them square, check the diagonals, and then run continuous 3 mm fillet welds around all four corners on one side only.
631 words, about 3 min4Gas Cylinder Set-Up in a Crowded Booth
A BTEB short-course booth is shared by two trainees. One is gas welding with an oxy-acetylene set; the cylinders stand in a corner, unsecured, with the acetylene regulator showing a delivery pressure of about 1.5 bar.
591 words, about 3 min5Slag Inclusion on a Multi-Pass Fillet
A trainee is making a 12 mm horizontal-vertical (PB) fillet weld on mild steel using a 4 mm covered electrode at 160 A. The weld is built up in three passes.
595 words, about 3 min