metengr,
I do not disagree with you as I have read the material specification thoroughly due to using these materials and other materials / specifications for the PED. We have consulted with many pipeline companies such as El Paso in determining what materials for flanges they use in LNG...
We have a situation with a customer which we have built an instrument (probe) for connecting to a cryogenic pipeline (LNG). We have built this probe from SA 350 LF2 and our customer is now demanding we verify the SA 350 LF2 will be sufficient to handle temperatures as low as 150F. I have...
metengr,
Thanks for the response.
Unfortunately, the later is not an option for us when dealing with the EU welding procedures and additional PWHT to the existing equipment. The equipment has already been painted and would add tremendous amounts of cost to the project.
Our customer will...
Our PWHT company exceeded the weld procedure for the PWHT temperature of 1300F to 1350F for a 49 pieces of 2", 4", 6" and 10" pipe spools. The materials were ASME SA 333 gr. 6 pipe and ASME SA 350 gr. LF2 flanges welded with E8013-C3 consumables. Our European customer will not accept the 1350F...
