A little trick you can use when you think you have come across a misaligned flange. No special tools needed, just the key to your house! We recently came across this flange during a process walkdown and pointed it out. Some folks wanted to debate whether it was misaligned. I was 100% confident it was by simply looking at the bolting on the flange. Notice how one set of threaded rod and nuts had good engagement (“3-threads showing”) and the next set did not. That is an easy way to identify a misaligned flange. But a simple “key test” will silence the doubters…