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...
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...
