Page 18 - Welder -TT - Malayalam

( T-joint, lap & Corner), SMAW-20 48 Pipe welding butt joint on MS pipe Ø - Welding of low, medium
Butt (Square & V); 50 and 5 mm WT. in 1G position. and high carbon steel
different position - 1F, SMAW-21 49 Fillet Lap joint on M.S. plate 10 mm and alloy steels.
2F, 3F,4F, 1G, 2G, 3G, thick in over head position. (4G).
4G]
Set the SMAW machine SMAW-22 50 Single "V" Butt joint on MS plate - Stainless steel types-
and perform welding in 10mm thick inover head weld decay and
different types of MS position(4G) weldability.
pipe joints by SMAW. SMAW-23 51 Pipe butt joint on M. S. pipe Ø 50mm
[Different types of MS WT 6mm (1G Rolled).
pipe joints - Butt, Elbow,
T-joint, angle (45 ) joint,
flange joint]

Professional Choose appropriate OAW-17 52 Butt joint of copper pipe ½ inch by - Induction welding,
welding process and brazing process by induction brazing of copper tubes.
Skill 25 perform joining of SMAW-24 welding machine - Brass - types - proper-
Hrs; different types of metals OAW-18 53 Square Butt joint on S.S. Sheet 2 mm ties and welding
and check its thick in flat position. (1G) methods.
Professional c o r r e c t n e s s .
[appropriate welding 54 Corner/T joint of copper pipe of ½ - Copper - types - proper-
Knowledge inch and of length 75 mm ties and welding
process - OAW, SMAW;
04Hrs Different metal - SS, CI, methods.
Brass, Aluminium] - Brazing cutting tools.

Professional Choose appropriate OAW-19 55 Square Butt & Lap joint on M.S. sheet - Aluminium properties and
welding process and 2 mm thick by brazing in flat position. weldability, Welding meth-
Skill perform joining of SMAW-25 56 Single "V" butt joint C.I. plate 6mm thick ods
21Hrs; different types of metals AG-01 in flat position. (1G) - Arc cutting & gouging,
and check its
Professional correctness. 57 Arc gouging on MS plate 10 mm thick.
Knowledge [appropriate welding
process - OAW, SMAW;
04Hrs Different metal - SS, CI,
Brass, Aluminium]
Demonstrate arc
gauging operation to
rectify the weld joints.

Professional Choose appropriate OAW-20 58 Square Butt joint on Aluminium sheet. - Cast iron and its proper-
welding process and 3 mm thick in flat position. ties types.
Skill perform joining of OAW-21 59 Bronze welding of cast iron (Single "V" - Welding methods of cast
20Hrs; different types of metals butt joint) 6mm thick plate (1G). iron.
and check its
Professional correctness.
[appropriate welding
Knowledge
process - OAW, SMAW;
04Hrs Different metal - SS, CI,
Brass, Aluminium]

Professional Test welded joints by I&T-02 60 Dye penetrant test. - Types of Inspection meth-
different methods of 61 Magnetic particle test. ods
Skill 25 testing. [different I&T-03 62 Nick- break test. - Classification of destruc-
Hrs; methods of testing- Dye I&T-04 tive and NDT methods
penetration test, 63 Free bend test.
Professional Magnetic particle test, I&T-05 64 Fillet fracture test. - Welding economics and
Nick break test, Free I&T-06 Cost estimation.
Knowledge
band test, Fillet fracture
04Hrs test]

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