Page 19 - Welder - TT - Kannada
P. 19

OAGC-04  16 Marking and perform radial cuts, cutting
                                                      out holes using oxy-acetylene gas
                                                      cutting.
                                                   17 Identify cutting defects viz., distortion,
                                          OAGC-05     grooved, fluted or ragged cuts; poor
                                                      draglines; rounded edges; tightly
                                                      adhering slag.
                                          OAGC-06


             Professional  Set the gas welding  OAW-04  18 Square butt joint on M.S. sheet 2 mm  -  Arc welding power
                        plant and join MS             thick in flat Position. (1G)          sources: Transformer,
             Skill      sheet in different         19. Fillet "T" joint on M.S. Plate 10 mm thick  Rectifier and Inverter type
             126Hrs;    position following  SMAW-04   in flat position. (1F)                welding machines and
                        safety precautions.                                                 its care &maintenance..
             Professional  [Different position: -  OAW-05  20. Open corner joint on MS sheet 2 mm  -  Advantages and disad-
                        1F, 2F, 3F, 1G, 2G,           thick in flat Position (1F)
             Knowledge                                                                      vantages of A.C. and D.C.
                        3G.]                                                                welding machines
             31Hrs      Set the SMAW
                        machine      and  SMAW-05  21 Fillet lap joint on M.S. plate 10 mm thick  -  Welding positions as per
                        perform different             in flat position. (1F)                EN &ASME: flat, horizon-
                        type of joints on MS       22 Fillet "T" joint on MS sheet 2 mm thick in  tal, vertical and over head
                        in different position  OAW-06  flat position. (1F)                  position.
                        observing standard         23 Open Corner joint on MS plate 10 mm  -  Weld slope and rotation.
                        procedure. [different  SMAW-06  thick in flat position. (1F)     -  Welding symbols as per
                        types of joints- Fillet                                             BIS & AWS.
                        ( T-joint, lap &
                        Corner),    Butt  OAW-07   24 Fillet Lap joint on MS sheet 2 mm thick  -  Arc length - types - effects
                        (Square   &  V);              in flat position. (1F)               of arc length.
                        different position -
                        1F, 2F, 3F,4F, 1G, 2G,  SMAW-07  25 Single   "V" Butt joint on MS plate 12 mm  -  Polarity: Types and appli-
                        3G, 4G]                       thick in flat position (1G).         cations.
                                                   26 Testing of weld joints by visual   -  Weld quality inspection,
                                                      inspection.                          common welding mis-
                                          I&T-01                                           takes  and  appearance
                                                   27 Inspection of welds by using weld
                                                      gauges.                              of good and defective
                                                                                           welds
                                                                                         -  Weld gauges & its uses.
                                          OAW-08   28 Square Butt joint on M.S. sheet. 2 mm  -  Calcium carbide uses
                                                      thick in Horizontal position. (2G)    and hazard.
                                                   29 Straight line beads and multi layer  -  Acetylene gas proper-
                                          SMAW-08
                                                      practice on M.S. Plate 10 mm thick in  ties and flash back ar-
                                                      Horizontal position.                  restor.
                                          SMAW-09  30 Fillet "T" joint on M.S. plate 10 mm thick
                                                      in Horizontal position. (2F)

                                          OAW-09   31 Fillet Lap joint on M.S. sheet 2 mm thick  -  Oxygen gas and its prop-
                                                      in horizontal position (2F)           erties, uses in welding.
                                                                                         -  Charging process of oxy-
                                                                                            gen and acetylene gases

                                         SMAW-10   32 Fillet Lap joint on M.S. plate 10 mm thick  -  Oxygen and Dissolved
                                                      in horizontal position.  (2F)        Acetylene gas cylinders
                                                                                           and Color coding for
                                                                                           different gas cylinders.
                                                                                         -  Uses of single  and
                                                                                           double    stage  Gas
                                                                                           regulators.








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