Abstract:
Pipe fittings are playing an indispensable
part in pushing forward the
improvement of our daily life and
development of industries concerned.
Above all, pipe fittings which are
used for connecting steel pipes have
various uses, ranging from fittings in
kitchen to those in numerous industrial
fields, being used for changing the
direction of air or liquid carried in a
pipe or for prolonging the distance
of the transportation.
