How can this be a Class 150 malleable iron union and be rated for 500 psi at 150F? Class 150 is only 300 psi at that temp. It would have to be a Class 250 to be 500 psi.

Question

How can this be a Class 150 malleable iron union and be rated for 500 psi at 150F?  Class 150 is only 300 psi at that temp.  It would have to be a Class 250 to be 500 psi.

Team B&K · Answer

Hello! You are correct, we have been updating our specs, and found that the spec information is correct, but the bullet information still says 500 PSI, which is incorrect. We apologize for any confusion this causes, and are working to correct. We hope this helps with your project.