Page 15 - Welder (W&I)- TT - Telugu

Duration Reference Learning Professional Skills Professional Knowledge
Outcome (Trade Practical) (Trade Theory)
with Indicative hours
20.Fillet "T" joint on M S sheet 2 mm Weld slope and rotation. Welding
thick in flat position. symbols as per BIS & AWS.
21.Open Corner joint on MS plate 10
mm thick in flat position.
22.Fillet Lap joint on MS sheet 2 mm Arc length - types - effects of arc
thick in flat position. length.
23.Single "V" Butt joint on M S plate Polarity: Types and appli-
12 mm thick in flat position (1G). cations.
24.Square Butt joint on M.S. sheet. 2 Calcium carbide uses and hazards.
mm thick in Horizontal position. (6 Acetylene gas properties Acetylene
hrs.) gas and Flash back arrestor.
25.Straight line beads and multi layer
practice on M.S. Plate 10 mm thick
in Horizontal position.
26.F "T" 10 mm thick in Horizontal
position.
Professional Perform straight, bevel 27.Fillet Lap joint on M.S. sheet 2 mm Oxygen gas and its properties Charg-
Skill 70Hrs; & circular cutting on MS thick in horizontal position. ing process of oxygen and acetylene
plate by Oxy- 28.Fillet Lap joint on M.S. plate 10 gases.
Professional
Knowledge acetylene cutting mm thick in horizontal position. Oxygen and Dissolved Acetylene gas
12Hrs process. (Mapped NOS: cylinders and Color coding for differ-
CSC/N0201) ent gas cylinders.
Single stage & double stage
Gas regulators and uses.
29.Fusion run with filler rod in vertical Oxy acetylene gas welding Systems
position on 2mm thick M.S sheet. (Low pressure and High pressure).
30.Square Butt joint on M.S. sheet. 2 Difference between gas welding blow
mm thick in vertical position. pipe (LP & HP) and gas cutting blow-
31.Single Vee Butt joint on M.S. pipe.
plate 12 mm thick in horizontal Gas welding techniques. Rightward
position (2G). and Leftward techniques.
32.Test GMAW welded joints by DPT Arc blow - causes and methods of con-
test and make the final report. trolling.
33.Fillet "T" joint on M.S sheet 2 mm Distortion in arc & gas welding and
thick in vertical position. methods employed to minimize distor-
34.F "T" 10 mm thick in vertical posi- tion.
tion. Arc Welding defects, causes and Rem-
edies.
Professional Perform different 35.Structural pipe welding butt joint on Specification of pipes, various types
Skill 62Hrs; types of MS pipe joints MS pipe 0 50 and 3mm WT in 1G of pipe joints, pipe welding positions,
by Gas welding (OAW). position. and procedure.
Professional (NOS: CSC/N0204) 36.Fillet Lap joint on M.S. Plate 10 Difference between pipe welding and
Knowledge mm in vertical position. plate welding.
12Hrs
37.Open Corner joint on MS plate 10 Pipe development for Elbow joint, "T"
mm thick in vertical position. joint, Y joint and branch joint.
38.Pipe welding - Elbow joint on MS Manifold system and uses
pipe 0 -50 and 3mm WT.
39.Pip e welding "T" joint on MS pipe Gas welding filler rods, specifications
0 5 0 and 3mm WT. and sizes.
40.Single "V" Butt joint on M S p late Gas welding fluxes - types and func-
12 mm thick in vertical position tions.
(3G).

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