SRI SIVASUBRAMANIYA NADAR COLLEGE OF ENGINEERING

(An Autonomous Institution, Affiliated to Anna University,

Chennai)
DEPARTMENT OF MECHANICAL ENGINEERING
M.E. MANUFACTURING ENGINEERING
FIRST SEMESTER – 2022 REGULATIONS
PMF2112 CASTING AND WELDING LABORATORY
COURSE OUTCOMES: Upon successful completion of the course, students will be able to

CO1: Acquire practical knowledge on the fabrication, testing and characterization of castings and
welded joints.
CO2: Analyze the casting and welding experimental results using statistical tools
OBJECTIVES:
 To perform molding and casting operation for sand casting based on the prepared pattern.
 To analyze the quality of moulds and castings products by sand casting operation.
 To understand the various joint configuration in welding and to study the effect of welding
parameters on joint characteristics.
 To evaluate the mechanical properties of aluminium castings and welded joints.
 To gain practical knowledge the microstructural characteristics of cast products and welded joints
LIST OF EXPERIMENTS:
S.N Experiments – Metal Casting
o
Fabricate aluminium flat tensile samples as per ASTM E8M standard using sand casting process
1
(Expendable (sand) mould and permanent pattern)
Fabricate aluminium flat tensile samples as per ASTM E8M standard using lost foam
2
process (Expendable (sand) mould and pattern)
Fabricate aluminium flat tensile samples as per ASTM E8M standard using gravity die casting
3
(permanent metallic mould). 
Fabricate aluminium round tensile samples as per ASTM E8M standard using gravity die casting
4
(permanent metallic mould). 
5 Macro and Microstructure analysis of Al cast products
6 Tensile, impact, hardness, and bend strength properties evaluation of Aluminium casting

S.No Experiments – Metal Joining (Welding)

1 Butt, Lap and T joint configuration welds using SMAW process
To investigate the influence of heat input on the weld bead geometry and microstructure of shield
2
metal arc welded MS plates
To investigate the influence of welding parameters on the weld bead geometry and microstructure
3
of gas tungsten arc welded mild steel plates
To investigate the influence of welding parameters on the nugget formation, tensile and
4 microstructure of resistance spot welded stainless steel and mild steel plates using statistical
design of experiments approach.
To investigate the influence of welding parameters on the nugget formation, tensile and
5 microstructure of friction stir spot stainless steel and mild steel plates using statistical design of
experiments approach.
6 Butt, Lap and T joint configuration welds using SMAW process
To investigate the influence of heat input on the weld bead geometry and microstructure of shield
7
metal arc welded MS plates