Basic Details if Piping Flanges
BASIC DETAILS OF FLANGES INDEX:-  Description  Classification and Types  Advantages Disadvantages Description:-  A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping   system.  It also provides easy access for cleaning,   inspection or modification.  Flanges are usually   welded or screwed.  Flanged joints are made by   bolting together two flanges with a gasket between   them to provide a seal. Flanges are used when the joint needs dismantling.  These are used mainly   equipments, valves and specialties.  In certain pipe lines where maintenance is a regular   feature, breakout flanges are provided at definite intervals on pipe lines.  A flanged joint is   composed of three separate and independent although interrelated components; the   flanges, the gaskets and the bolting; which are assembled by yet another influence, the   fitter.    Fl...