Hi All,
My client has a specification requiring all bolts 1” and above to be hydraulically tensioned. I have a pipe flange connecting to a compressor with a tapped hole - would you normally apply hydraulic tensioning to a tapped hole? My concern would be that the thread gets damaged during the...
Hi All,
We are supplying an ASME VIII Div 1 pressure vessel (wall thickness 15mm) containing process gas consisting of over 500ppm H2S. There is nothing in the clients specifications to state the vessel requires PWHT and they have not specified that the vessel is lethal service. After PO...
Hi,
We have to design a pulsation suppressor for a screw compressor on a Brazilian FPSO. Normally we design them in accordance with ASME B31.3 as they are attached to the pipework and have no potential for blockages therefore subject to the same pressure requirements as the pipe. However, on...
Hi I posted this earlier in the wrong forum,
I am designing a lube oil pipe system to be installed in a refinery close to the coast. The oil system is fabricated from unpainted 316/316L stainless steel pipework and painted ASTM A105N carbon steel valves with stainless steel trim (Company...
