Page 20 - Welder - TT - Kannada

OAW-10 33 Fusion run with filler rod in vertical - Oxy acetylene gas weld-
position on 2mm thick M.S sheet. ing Systems (Low pres-
34 Square Butt joint on M.S. sheet. 2 mm sure and High pressure).
thick in vertical position (3G) Difference between gas
OAW-11 35 Single Vee Butt joint on M.S. plate 12 welding blow pipe(LP
mm thick in horizontal position (2G). &HP) and gas cutting
blow pipe
SMAW-11 - Gas welding techniques.
Rightward and Leftward
techniques.
SMAW-12 36 Fillet "T" joint on M.S sheet 2 mm thick in - Arc blow - causes and
vertical position. (3F) methods of controlling.
OAW-12
37 Fillet "T" joint on M.S. plate 10 mm thick in - Distortion in arc & gas
SMAW-13 vertical position. (3F) welding and methods
employed to minimize
distortion
- Arc Welding defects,
causes and Remedies.

Professional Set the SMAW OAW-13 38 Structural pipe welding butt joint on MS - Specification of pipes,
machine and pipe Ø 50 and 3mm WT in 1G position. various types of pipe
Skill 80 perform different type SMAW-14 39 Fillet Lap joint on M.S. Plate 10 mm in joints, pipe welding all po-
Hrs; of joints on MS in vertical position. (3G) sitions, and procedure.
different position - Difference between pipe
Professional observing standard welding and plate
procedure. [different
Knowledge welding.
types of joints- Fillet (
17Hrs T-joint, lap & Corner), SMAW-15 40 Open Corner joint on MS plate 10 mm - Pipe development for El-
Butt (Square & V); thick in vertical position. (2F) bow joint, "T" joint, Y joint
different position - 1F, 41 Pipe welding - Elbow joint on MS pipe Ø and branch joint
2F, 3F,4F, 1G, 2G, 3G, OAW-14 50 and 3mm WT. (1G) - Brief use of Manifold
4G] system
Perform welding in
different types of MS OAW-15 42 Pipe welding "T" joint on MS pipe Ø 50 - Gas welding filler rods,
pipe joints by Gas and 3mm WT. (1G) specifications and sizes.
welding (OAW). SMAW-16 - Gas welding fluxes - types
[Different types of MS and functions.
pipe joints - Butt,
Elbow, T-joint, angle 43 Single "V" Butt joint on MS plate12 mm - Gas Brazing & Soldering :
(45°) joint, flange thick in vertical position (3G). principles, types fluxes &
joint] uses
- Gas welding defects,
causes and remedies

OAW-16 44 Pipe welding 45 ° angle joint on MS pipe - Electrode : types, func-
Ø 50 and 3mm WT. (1G) tions of flux, coating fac-
45 Straight line beads on M.S. plate 10mm tor, sizespecifications of
SMAW-17 electrode, Coding of elec-
thick in over head position.
trode as per BIS, AWS,
- Effects of moisture pick
up.
- Storage and baking of
electrodes.

Professional Set the SMAW SMAW-18 46 Pipe Flange joint on M.S plate with MS - Weldability of metals,
machine and pipe Ø 50 mm X 3mm WT (1F) importance of pre heating,
Skill perform different type 47 Fillet "T" joint on M.S. plate 10 mm thick post heating and
61Hrs; of joints on MS in SMAW-19 in over head position. (4F) maintenance of inter pass
different position temperature.
Professional observing standard
procedure. [different
Knowledge
types of joints- Fillet
06Hrs

(xviii)