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I have a question about external pressure design according to Asme B31.3. There is a pipe line D=48 inch, t=17.5 mm, and length of line is 4000 meters. I want to calculate max allowable external working pressure for this line. 31.3 refers to BPV code section VIII Div.1 UG-28 to UG-30. For...

Can anybody help me out to understand the difference between a Thermal relief Valve(TSV) and a pressure safety valve(PSV), Esp. How they decide upon the set pressure and basis of selection of the above two types of Valves i.e for which applicaitons these valves are used. Is the sizing procedure...

shmulik thank you for your response. I got what I want

this is for off shore use. I scanned the link you provided, it helped me lot thanks. I also need the wall thickness values for 1/2, 3/4, 1, 1 1/2 and 2 inch pipes for these applications.

hello all, I would like to ask the suitability of using 70/30 Cu-Ni piping in the sour environment and in the applications below. thank you. COOLING WATER, OPEN DRAINS (OILY), CHEMICAL DRAINS, TREATED SEA WATER, UTILITY WATER, OILY WATER, BRACKISH WATER , WASH WATER, FIRE WATER...

I have the vendor's but it is not sufficient for my needs. best regards tolga

hello all, ? have just started to use the software natasha plus, in hydraulic calculations in the pipelines. could anyone help me to find the manuals and similar documents for this software. thanks in advance

Thank you for this information metengr, I dont have that standart. Do you know the max. allowable stress values of astm a 252. thanks tolga

Hello all, I want to use astm a 252 in 48" OD pressure vessel. Is it suitable. And I couldnt find max. allowable stress values of astm a 252. How can I find. Could anyone help me.