A large butterfly type control valve in a fuel-gas line has been installed in the wrong flow direction. Now, it will be difficult to extract the valve from the pipeline and turn it around because stru

What is the limiting factor of a Class 150 valve that has 125 psi working pressure stamped on it.

Many times I have heard people make a statement such as "In a spool with pipe and flanges, the flange will always be the weakest link with regard to MAWP".

I am preparing for a process caculation and some piping affairs for a gas transmition pipeline

I need to calculate the force on a fitting upstream of a pump (on the suction side) to determine whether restraint is needed across a flexible coupling at the pump.

I am designing an orifice plate to reduce the pressure in a system. I know how to use orifice plates to measure flow via differential pressure, but I do not know how to calculate the losses in head p

I am pieacing together a performance esxhaust system for my 1995 4cyl 2.2l toyota camry. im looking at about 125hp befor modifications,the car has a cold air intake and nology spark wires.

I start with sa-182 (sometimes 479) 304ss or 316ss bar. -drill and ream a 1/4" hole through. -insert precision ground rod into hole with 0.0000" to 0.0001" total clearance. requires moderate hammer hi