We have got a stainless steel valve 16" class 600 and its a cold service natural gas where the tempratures reach -60 we want to replace the gasket but the available gasket is PTFE with stainless steel inner race and a coated carbon steel outter race so os there any worry aboit the carbon steel...
i have a problem that too much bolts in my plant are rusted and corroded what are the possible ways to fix this problem other than HOT BOLTING what i mean is ways for cleaning ?
For the 1" manual ball valve class 600 st.st i found it written on the nameplate the ends are EB and i dont know what EB means? So i need help?
http://files.engineering.com/getfile.aspx?folder=3e12bff9-e767-4d5f-bcd1-30569104564d...
I want to start studying selection of manual valves and flow criteria inside valves, so I need a guidance like some books or softawre for fluid simulation?
Some times I find full port or bore some times I found it written regular so my Q is what is the difference and the selection of the bore type depends on what other than pigging.
i asked for a quotation for a stainless steel globe valve asme class 300 designed as per API 600 but I received an offer for a globe valve designed as per api 603 so what is the difference ?
My questions seems to be silly but what I mean is that now wen need a 26" ball valve full bore class 300 carbon steel what other specs considered important I should ask for?
The problem is that we have a firefighting network constructed of GRE pipes under ground and carbon steel pipes for above ground, the main problem happened in a 6" #150 riser which feeds the sprinkles the pipe started leaking water on the ground due to pin holes this riser has been in service...
