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Hello, There is a 36" 6km long crude oil pipeline. Thickness is 9.5mm with 3mm corrosion allowance. How do I verify if this thickness is sufficient for full vacuum condition? Thanks, Never forget what you are. The rest of the world won't. Wear it like an armor and it can never hurt you.

Hello, I am working on a delayed coker unit. There are 4 coke drums and 2 heaters. Each heater has six 6" passes (total twelve 6" passes). Two 6" passes combine to form one 10" cell (total six 10" cells). Three 10" cells combine to form one 16" line to the coke drum switch valve. I have...

thread330-206212 Can I use P91 or P5 trunnion instead of P9 trunnion? Please justify. Thank you.

Why is the reducer in a blower inlet line eccentric with bottom side flat?

If I say the rating of a Ball valve is PN 25 (DIN standard), what is the equivalent rating in American standard (150#, 300#, etc..)?

Can anyone please highlight what PSV (pressure safety valve) and a PRV (Pressure relief valve) are? How are they different from each other? Where are they used?

What are LFE valves? How are they different from valves that are not LFE? What is their application?

Where can I get GRE pipe weight? I am also looking for support spacing data for GRE pipes.

Pipe expands when it is operated. When it expands, will its wall thickness reduce? If wall thickness will not reduce, how is it practically possible that wall thickness will not reduce when pipe expands? Material volume cannot increase out of nowhere. If wall thickness will reduce, how is...

I have a Pipeline through which HSD, SKO and MS are transported. The sequence of pumping goes like this. HSD > SKO > MS > SKO > HSD > SKO > MS... SKO is pumped for 2 reasons. 1. Requirement at the receipt terminal and 2. HSD and MS should not be mixed at any cost as their interface is a very...

I have a piping system that is above ground in which Hydrotest is going to be performed. At a particular location it goes underground and comes above ground after a certain span. In this location where it goes underground, it makes a low point that calls for a hydrostatic drain. But it is going...

Can anyone tell me the usual arrangement of hydrostatic vents and drains? Like for example, a branch connection that will be a nippolet or reducing tee, and then a nipple or spool piece and then flange connection. I am not sure with it. Please elaborate. L. Hariharan, Essar Projets India...