Flanges & Fastener
it is having a thread inside the flange bore which fits on the pipe with matching male thread on the pipe
Socket-Weld Flanges has a female socket in which pipe is fitted. Fillet welding is done from outside on the pipe
It has a hole with matching outside diameter of pipe from which pipe can pass. The flange is placed on pipe and fillet welded from both inside and outside.
It is having two components, a stub end, and a loose backing flange. Stub end is butt welded to the pipe and Backing flange freely move over the pipe.
Weld Neck Flanges
Weld neck flange are most widely used flanged in process piping. It gives the highest level of joint integrity due to Butt-welded with a pipe.
It is a blank disc with bolt hole. These types of flanges are used with another type of flange to isolate the piping system or to terminate the piping as an end.