Page 21 - Welder - TT - Punjabi

GMAW-18 84 Depositing bead on S.S sheet in flat - Thermit welding
position. process- types,
GMAW-19 85 Butt joint on Stainless steel 2 mm thick principles, equipments,
sheet in flat position by Dip transfer. Thermit mixture types and
applications.
- Use of backing strips and
backing bars

Professional Set the GTAW machine GMAW-01 86 Depositing bead on Aluminium sheet - GTAW process - brief de-
and perform welding by 2 mm thick in flat position. scription. Difference be-
Skill 80 GTAW in different types 87 Square butt joint on Aluminium sheet tween AC and DC weld-
of joints on different GMAW-02 ing, equipments, polari-
Hrs; 1.6mm thick in flat position.
metals in different ties and applications.
Professional position and check - Power sources for GTAW
correctness of the weld.
Knowledge - AC &DC
[different types of joints-
14Hrs Fillet ( T-joint, lap, GMAW-03 88 Fillet weld - "T" joint on Aluminium - Tungsten electrodes -
Corner), Butt (Square & sheet 1.6 mm thick in flat position. types & uses, sizes and
V) ; different metals- GMAW-04 (1F) preparation
Aluminium, Stainless
Steel; different position- 89 Fillet weld - Outside corner joint on - GTAW Torches- types,
1F & 1G] Aluminium sheet 2 mm thick in flat parts and their functions
position. (1F) - GTAW filler rods and
selection criteria.

GMAW-05 90 Butt weld - Square butt joint on - Edge preparation and fit
Stainless steel sheet 1.6 mm thick in up.
flat position with purging gas (1G) - GTAW parameters for
welding of different
thickness of metals
GMAW-06 91 Fillet weld - "T" joint on Stainless steel - Argon / Helium gas prop-
sheet 1.6 mm thick in flat position. (1F) erties - uses.
- GTAW Defects, causes
and remedy.
Professional Perform Aluminium & GMAW-07 92 Pipe butt joint on Aluminium pipe Ø 50 - Friction welding process-
MS pipe joint by GTAW mm x 3 mm WT in Flat position. (1G) equipment and
Skill 20Hrs; in flat position. application
Professional - Laser beam welding
(LBW).
Knowledge
04Hrs

Professional Perform Aluminium & GMAW-08 93 "T" Joints on MS Pipe Ø 50 mm OD x 3 - Plasma Arc Welding (PAW)
MS pipe joint by GTAW mm WT, position - Flat (1F) and cutting (PAC) process
Skill 20Hrs; in flat position. PAC-01 94 Straight cutting on ferrous and non - equipments and prin-
Professional Set the Plasma Arc ferrous ciples of operation.
cutting machine and cut - Types of Plasma arc,
Knowledge ferrous & non-ferrous advantages and
03Hrs metals. applications.

Professional Set the resistance spot RW-01 95 Lap joint on Stainless steel sheet by - Resistance welding pro-
welding machine and Resistance Spot welding. cess -types, principles,
Skill join MS & SS sheet. RW-02 96 MS sheets joining by Resistance Spot power sources and weld-
20Hrs; welding ing parameters.
- Applications and
Professional limitations.
Knowledge
02Hrs

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