less than that of molten metal
more than that of molten metal
equal to that of molten metal
none of the above
Shield metal arc welding
Gas tungsten arc welding
Thermit welding
Resistance welding
Skill of the welder
The quality of the material
The non-destructive test procedures
The manufacturing method
Ductility
Impact value
Tensile strength
Percentage of elongation
Poor penetration
Crack
Contamination in weld metal
Lack of fusion