Abstract:
It is generally known that the quantity
of steel consumed in a country
can be utilized as a barometer for judging
the economic growth 0 level of
development of that country. In other
words, this means that the iron and
steel industry makes a great contribution
to the economy of a country.
In a wide range of the related industries,
welding material manufacturing
is one of the most important sections,
and is indispensable for the industry
as we can see many welded steel products
used for household appliances,
bridges, machineries, pipelines, automobiles,
railroad equipments, buildings,
and so forth.
