In UG-6 ASME VIII, Div. 1, Edition 2013 some extra requirements have been included for SA-105 forgings to be used as pressure vessel shells. These requirements include an austenitizing heat treatment.
According to what I have read, those treatments were the metal temperature is taken above...
Hello,
I am having problems with some valves on tank containers transporting anhydrous methylamines (MMA, DMA and TMA).
These valves have internally some encapsulated o-rings (silicon inside, FEP outside).
After some months seems the methylamines have permeated the FEP envelope reacting with...
We are quoting a tank for transport of Trifluoroacetic acid (TFA)(UN 2699)at ambient temperature.
I have not been able to find much information about recommended steel grades for the transport of this product, just a brief information in a Halocarbon MSDS.
Does anybody have some information...
Good morning,
We are working on a tank container prototype. The MAWP would be below 0.5 bar (7.35 psi). The section of the tank is not circular, it is "more squared".
Does ASME code give any formula or criteria for calculation of these kind of tanks?
I attach a sketch just to show the tank...
