Hi! I am trying to get some information on valve requirements , in this case for a 6" butterfly valve. I would like to know in what article or where y can get information about what materials are specified or not for the seat of the valve. I am readig article ND-3500 but I can't conclude if seat...
Hi my friends.
I am looking for some bibliography or texts from where I can exctract some criteria. I need to know in which situations I need to use a vent for normal runing and sistem starting, depending on diameter ,flow rate, pressure and temperature.
Mostly I am searching for norms or...
Hi my friends . I would like to clear a doubt i have, related to minimun height of pipings and draning pipes. I just readed that minimum height of all piping systems showld be of 150 mm or more.
Could you tell me the technical reason of this?. What norm specifies this or where I can find it as...
