Pressure Rating versus Reverse Pressure Rating?
Pressure Rating versus Reverse Pressure Rating?
(OP)
I understand what Pressure Rating is. What is Reverse Pressure Rating or Minimum Pressure Class?
Can a fitting have two different values of Reverse Pressure Rating, as is the case with the Pressure Rating of a relief valve?
Can a fitting have two different values of Reverse Pressure Rating, as is the case with the Pressure Rating of a relief valve?




